Summary
Yes. The average CABA building bill (expensas) reached ARS 379,774 a month in September 2026, about USD 245, and a typical rental listing adds roughly ARS 180,000 on top of the rent.
The two figures measure different things. ConsorcioAbierto's average covers about 17,000 buildings, towers included; Propio's ARS 180,000 is the median fee written in 1,569 rental ads, which is the better guide for a normal flat.
Expensas are not done rising. They jumped 4.9% in September 2026 against 1.9% inflation, even though over twelve months they rose 28.6%, below the 33.4% rise in consumer prices.
The high base was built fast. CESO's rental series shows expensas going from about 10% of the rent in late 2023 to around 23–24% in 2025 and 2026.
So budget 20–25% on top of the advertised rent. Propio puts the burden at 22.2% of rent, and an apartment listed ARS 50,000 cheaper can still cost ARS 80,000 more a month once fees are added.
Puerto Madero is the clear outlier at a median ARS 6,356 per m² (Propio, June 2026). In September 2026, Mob found two-room flats paying ARS 200,000–220,000 in Palermo, Belgrano and Núñez, against ARS 110,000–130,000 in the west of the city.
Amenities cost money every month. Propio estimates a 21.9% fee premium for buildings with amenities and another 12.6% for a garage.
Staff is still the biggest line: 31% of the average bill in September 2026, ahead of maintenance at 28%. A first-category live-out building manager now earns a basic ARS 1.45 million a month, before contributions.
Small buildings with staff and a lift spread those fixed costs over too few flats. ConsorcioAbierto finds that salaries weigh more in buildings of up to 50 units.
About one flat in seven is behind on payments: 15% of CABA units in September 2026 (ConsorcioAbierto). Another series, Octavo Piso, shows a slow improvement from an 18.1% average in 2025 to 16.3% in May 2026.
A high bill does not prove bad management, and a cheap one can hide postponed works. Extraordinary works were 10% of the average bill in September 2026.
Renters normally pay the ordinary expensas; genuine extraordinary works stay with the owner. Read the lease, since rents and terms have been freely agreed since DNU 70/2023.
For a foreign owner, the fee bites when the flat is empty or on Airbnb: two empty months of average expensas cost about USD 490, roughly 6.6% of a year's long-lease rent on a USD 131,000 one-bedroom.
Bottom line: expensas are still one of the biggest hidden costs of a Buenos Aires apartment. Ask for the last 12 statements before you rent or buy, and price every extra ARS 100,000 a month of fees as about USD 13,600 off the value of the flat.
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Message a proHow high are Buenos Aires expensas right now?
High, and they climbed again in September. Buenos Aires apartment fees are still a major part of the monthly housing bill.
The broadest reading comes from ConsorcioAbierto, a building-administration platform used by about 17,000 consorcios. Its CABA average reached ARS 379,774 a month in September 2026 (about USD 245), up from ARS 362,159 in August. That is an average across very different buildings, towers included, but it shows how much money now goes through Buenos Aires buildings.
For renters, Propio gives a more useful benchmark. Its June 2026 study of 1,569 CABA rental listings found a median advertised expensa of ARS 180,000 (about USD 115), equal to about 22.2% of the advertised rent.
So an ARS 800,000 rental is not an ARS 800,000 decision if another ARS 180,000 or so of building charges comes with it.
The relief seen in July (a 0.6% monthly dip) did not last. In September the average rose 4.9% in a month, more than double the 1.9% inflation. Over twelve months, though, expensas rose 28.6%, still below the 33.4% rise in consumer prices.
| Measure | Latest reading | Source and date | What we take from it |
|---|---|---|---|
| CABA average expensa | ARS 379,774 (~USD 245) | ConsorcioAbierto, Sept 2026 | Broad cost base is high |
| Median advertised expensa | ARS 180,000 (~USD 115) | Propio rental listings, June 2026 | Better guide for a typical renter |
| Median expensa per m² | ARS 4,136 | Propio rental listings, June 2026 | Useful for comparing buildings |
| Expensas relative to rent | 22.2% | Propio rental listings, June 2026 | Roughly another fifth on top of rent |
| Monthly change | +4.9% | ConsorcioAbierto, Sept 2026 | More than double inflation (1.9%) |
| 12-month change | +28.6% | ConsorcioAbierto, Sept 2026 | Below inflation (33.4%) |
Why do Buenos Aires expensas sometimes look twice as high depending on the source?
Because you are comparing an average of building bills with a median taken from rental ads. ConsorcioAbierto's ARS 379,774 is about 2.1 times Propio's ARS 180,000.
ConsorcioAbierto measures the bills that building administrations actually issue, across a very large set of buildings, and publishes an average. Expensive towers, large apartments and costly consorcios pull that average up.
Propio looked only at rental advertisements and reported the median. Half the listings were below it and half above, so a handful of ARS 700,000 or ARS 1 million bills cannot move it much.
The data also describe different things. ConsorcioAbierto sees the amounts billed. Propio sees the expensa number written in an ad, which can lag the latest statement by a month or two, and that matters when fees jump 4.9% in a month.
If you are hunting for a fairly normal apartment, put more weight on the ARS 180,000 median. The ConsorcioAbierto average is still useful: it shows how costly running Buenos Aires buildings has become, and it is the series that tells you the direction each month.
Are Buenos Aires expensas still rising faster than inflation?
Over a year, no. Month to month, they did again in September 2026.
In the twelve months to September 2026, ConsorcioAbierto's average rose 28.6% (from ARS 295,368 to ARS 379,774), against 33.4% for consumer prices. Adjusted for inflation, that is a real fall of about 3.6%.
The years before were the opposite. During 2024, ConsorcioAbierto measured a rise of roughly 154% in CABA expensas while consumer prices rose 117.8%. In the twelve months to July 2025, expensas still rose around 49%, against 36.6% inflation.
The monthly path is messy. July 2026 brought a 0.6% dip, which looked like the turning point. Then September jumped 4.9%, against 1.9% inflation. One month either way says little; the yearly figure is the one to watch.
What this means for you: the bill is no longer running away from general prices, but it is not falling either. Plan on expensas rising roughly in line with inflation, with jumps whenever building workers' wages go up.
| Period | Expensa increase | Inflation | What happened |
|---|---|---|---|
| 2024 | ~154% | 117.8% | Expensas rose much faster |
| 12 months to July 2025 | ~49% | 36.6% | Pressure continued |
| 12 months to July 2026 | 26% | 33.8% | Expensas fell in real terms |
| 12 months to Sept 2026 | 28.6% | 33.4% | Still below inflation, gap narrowing |
| September 2026 (one month) | +4.9% | 1.9% | New monthly jump |
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Message a proWhy do apartment fees still feel so expensive if they are losing to inflation?
Because Buenos Aires expensas jumped to a much higher base before the slowdown, and households never got that increase back.
CESO's rental series shows it clearly. In late 2023, expensas added roughly 10% to the advertised cost of renting. By late 2025, the ratio had climbed to around 24%. Its May 2026 report still puts the burden at about 23%.
That shift says more than this year's inflation rate. A renter who once treated expensas as a small extra now has to budget close to another quarter of the rent.
The same pattern shows up in the building data. The CABA average went from ARS 295,368 in September 2025 to ARS 379,774 in September 2026, and it was well below ARS 200,000 in mid-2024.
The strong peso adds another layer for anyone earning in dollars. The dollar rose only about 4.9% between January and October 2026 while consumer prices rose about 23.6% from January to September, so a bill set in pesos costs more in dollars almost every month. Residents can fairly say expensas still feel brutal even when the yearly inflation comparison looks better.
Do expensas really add another quarter to the rent in Buenos Aires?
For a lot of apartments, yes. Adding 20% to 25% to the advertised rent is a sensible working assumption when comparing Buenos Aires rentals.
Propio found expensas equal to 22.2% of rent in its June 2026 sample. CESO, using its own rental-offer data, estimated around 23% in May 2026. Mob's September 2026 neighborhood figures mostly land between 19% and 28%. Three datasets in the same area give more confidence than any one of them.
The ratio used to be much lower. CESO calculated roughly 17% in the first half of 2024, so it rose about six percentage points in less than two years.
That gap is big enough to change which apartment is actually cheaper. An apartment renting for ARS 800,000 with ARS 250,000 in expensas costs ARS 1.05 million before utilities. Another at ARS 850,000 with ARS 120,000 in expensas costs ARS 970,000. The supposedly more expensive rental saves ARS 80,000 a month, about USD 52.
Compare rent and ordinary expensas together from the first shortlist. Don't treat the fee as a detail you find out at the viewing.
| Example | Advertised rent | Expensas | Combined monthly cost |
|---|---|---|---|
| Apartment A | ARS 800,000 | ARS 250,000 | ARS 1,050,000 |
| Apartment B | ARS 850,000 | ARS 120,000 | ARS 970,000 |
| Difference | +ARS 50,000 rent | -ARS 130,000 fees | Apartment B saves ARS 80,000 |
Which Buenos Aires neighborhoods have the highest expensas?
Puerto Madero is by far the most expensive, and the northern neighborhoods form a second high-cost group.
Propio's June 2026 listings put Puerto Madero at a median ARS 6,356 per square meter. Núñez followed at ARS 4,660, Belgrano at ARS 4,520 and Palermo at ARS 4,440. Among the better-sampled neighborhoods, Villa Devoto was lowest at around ARS 3,305 per square meter.
The nearly two-to-one gap between Puerto Madero and Villa Devoto holds even per square meter, so it is not just about bigger flats. Puerto Madero is a neighborhood of towers with staff, pools and garages.
Mob's September 2026 study of 13,008 rental listings gives a fresher view for two-room flats (it has no Puerto Madero figure). Coghlan and Núñez lead at a median ARS 220,000 a month, Belgrano, Colegiales and Retiro follow at ARS 210,000, and Palermo and Villa Urquiza sit at ARS 200,000. At the bottom, in the west of the city, Liniers, Floresta and Villa Luro are at ARS 130,000, and Vélez Sarsfield and Villa General Mitre at ARS 110,000.
The neighborhood ranking does not predict your bill. In Propio's June data, Villa Crespo had a higher fee-to-rent ratio than Palermo (24.6% vs 22.1%). In Mob's September data it is the other way round (21% vs 24%). The building matters more than which side of a neighborhood line it sits on.
| Neighborhood (Propio, June 2026) | Median expensa | Median per m² | Share of rent |
|---|---|---|---|
| Puerto Madero | ARS 700,000 | ARS 6,356 | 28.9% |
| Núñez | ARS 200,000 | ARS 4,660 | 21.8% |
| Belgrano | ARS 210,500 | ARS 4,520 | 23.1% |
| Palermo | ARS 190,000 | ARS 4,440 | 22.1% |
| Villa Crespo | ARS 177,500 | ARS 4,140 | 24.6% |
| Caballito | ARS 170,000 | ARS 4,040 | 21.9% |
| Almagro | ARS 150,000 | ARS 3,681 | 21.7% |
| Balvanera | ARS 156,000 | ARS 3,375 | 23.1% |
| Two-room flat (Mob, Sept 2026) | Median rent | Median expensas | Expensas / rent |
|---|---|---|---|
| Núñez | ARS 920,000 | ARS 220,000 | 24% |
| Coghlan | ARS 800,000 | ARS 220,000 | 28% |
| Belgrano | ARS 830,000 | ARS 210,000 | 25% |
| Palermo | ARS 850,000 | ARS 200,000 | 24% |
| Recoleta | ARS 750,000 | ARS 190,000 | 25% |
| Caballito | ARS 760,000 | ARS 180,000 | 24% |
| Villa Crespo | ARS 800,000 | ARS 170,000 | 21% |
| Almagro | ARS 700,000 | ARS 160,000 | 23% |
| Villa Devoto | ARS 800,000 | ARS 150,000 | 19% |
| Mataderos | ARS 750,000 | ARS 120,000 | 16% |
How much more do Buenos Aires buildings with amenities cost?
Quite a lot. Amenities add about 22% to expensas per square meter when you compare broadly similar Buenos Aires apartments.
Propio estimated a 21.9% premium for apartments in buildings with amenities after grouping comparable properties. A garage was linked to another 12.6% difference against comparable units without one.
A pool, gym, party room (SUM), laundry, gardens or a staffed entrance generate expenses every month, whether you use them or not.
A 22% premium can be worth it if you would otherwise pay separately for a gym or parking. If you barely use them, the same building looks much less attractive.
The premium also explains much of Puerto Madero. It is full of amenity-rich towers, a very different building model from a simple mid-rise block in Almagro.
Is the building doorman really what makes Buenos Aires expensas so expensive?
Staff is the biggest single item in Buenos Aires apartment fees, but it is less than a third of the average bill.
In September 2026, ConsorcioAbierto put staff and salaries at 31% of CABA building spending, operations and maintenance at 28%, utilities at 16%, administrative, bank and tax costs at 13%, and extraordinary works at 10%.
Wages keep moving. Under the SUTERH collective agreement, a first-category permanent building manager (encargado) living off-site earned a basic ARS 1.45 million a month in September 2026, about USD 935, up about 3.6% from ARS 1.40 million in August. Contributions, seniority, overtime and other extras come on top.
Some buildings spend well above the 31% average. ConsorcioAbierto finds that salaries weigh more in buildings of up to 50 units and less in those with over 200. A 20-unit building with a full-time encargado spreads a large fixed wage over very few households.
Replacing staff with contracted cleaning or remote security can cut some costs, but the savings depend on the building. Expensas also cover maintenance, utilities, insurance, administration and repairs, so removing one position does not turn an expensive building into a cheap one.
| Cost line (CABA, Sept 2026) | Share of the bill | What drives it |
|---|---|---|
| Staff and salaries | 31% | Wages, contributions, overtime, seniority |
| Operations and maintenance | 28% | Lifts, repairs, cleaning, common systems |
| Utilities | 16% | Electricity, water and gas for common areas |
| Administration, bank and tax | 13% | Administrator fee, insurance, bank charges |
| Extraordinary works | 10% | Façades, lift replacement, major repairs |
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Message a proAre small Buenos Aires buildings actually worse for expensas?
They can be. A small building with staff and a lift can produce surprisingly high expensas because too few apartments share the same fixed bills.
An encargado, an administrator, an insurance policy and a lift-maintenance contract don't get four times cheaper when a building has 20 apartments instead of 80. That is why ConsorcioAbierto sees salaries weighing more in buildings of up to 50 units.
Larger buildings share costs better, although the advantage can vanish when the tower adds several lifts, 24-hour security, pools, garages and other facilities. In ConsorcioAbierto's data, operations and maintenance weigh more in large buildings, while administrative costs fall.
Age creates the same kind of trade-off. An old building with one lift and no amenities may be cheap month to month but eventually need costly plumbing, façade or lift work. A new tower avoids some of those repairs but carries a much larger recurring service bill.
The useful question is how much infrastructure and staff each apartment is paying for. "Old", "new", "small" and "large" are weak shortcuts on their own.
Are people still falling behind on Buenos Aires expensas?
Yes. About 15% of CABA units were behind on their expensas in September 2026 (ConsorcioAbierto), roughly one apartment in seven. In the Province of Buenos Aires it was 16%.
ConsorcioAbierto says the rate has held at that level throughout 2026. Octavo Piso, another platform, found 16.3% for apartment buildings in May 2026, after an average of 16.8% over the first five months of the year.
Both datasets put the problem in the mid-teens, and both show some improvement: Octavo Piso's apartment-building delinquency averaged 18.1% across 2025.
Going from about 18% to 15–16% helps, but a building where one unit in seven owes money can still face cash-flow problems, delayed works and more pressure on those who pay on time. Before you buy, ask the administrator for the building's arrears; well above 15% is a warning sign.
| Measure | Earlier level | Recent level | Direction |
|---|---|---|---|
| ConsorcioAbierto CABA | ~15% through 2026 | 15% (Sept 2026) | Flat |
| Octavo Piso apartment buildings | 18.1% average in 2025 | 16.3% (May 2026) | Improving |
| Broad current range | — | ~15–16% | Still high |
Can you tell from the expensa alone if a Buenos Aires building is badly managed?
No. A high expensa on its own tells you very little about whether a building is wasting money.
A premium tower can be expensive for good reasons: several lifts, 24-hour security, a pool, garages and large common areas all cost money to run. A bare-bones building can have a lower bill while postponing repairs it will eventually have to fund.
Compare the expensa with similar buildings. ARS 250,000 may look expensive until you see comparable towers charging ARS 350,000. ARS 150,000 may look cheap until the next assembly approves a large lift or façade job. Extraordinary works already made up 10% of the average CABA bill in September 2026.
Digital administration platforms make the comparison easier: residents can now see expenses by category, supplier and month instead of a single total.
The warning signs are inside the bill: recurring exceptional charges, expensive contracts with no clear reason, high arrears, repeated emergency repairs and major maintenance that keeps getting postponed. The total is only the starting point.
Do Buenos Aires renters have to pay all the expensas shown on the bill?
No. Renters normally cover the ordinary building expenses linked to normal use, while genuine extraordinary expenses stay with the owner.
Argentina's Civil and Commercial Code draws that line: a tenant can be responsible for habitual expenses tied to the normal, permanent services of the property, while extraordinary common charges are treated differently. Since DNU 70/2023 ended the old rent law, lease terms are freely agreed, so read what your contract actually says.
In practice, the label on the statement does not settle every case. A recurring ordinary cost does not become the owner's problem because the administrator files it under an unusual heading, and a genuine capital improvement does not become a tenant expense because it appears on the same bill.
This matters when a building is replacing a lift, redoing the façade or running another big project. Ask to see recent statements and separate the normal monthly amount from exceptional works before deciding if the apartment fits your budget.
For an owner, the same project still affects the economics of the unit. The legal split decides who pays during a tenancy, not whether the building needs the money.
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Message a proCould Buenos Aires expensas become cheap again soon?
Not in pesos. The realistic improvement is for expensas to rise more slowly than inflation and incomes for long enough to become easier to absorb.
The cost structure explains why. Staff, maintenance, cleaning, lifts, insurance, electricity, administration and repairs keep generating bills every month, and staff wages are renegotiated every few months. Most of these costs can be managed better, but very few can disappear.
Individual buildings can cut waste: renegotiating suppliers, changing staffing, replacing inefficient common lighting, reviewing security contracts or planning maintenance properly can make a noticeable difference.
Citywide fees are unlikely to fall. The July 2026 dip of 0.6% was followed by a 4.9% jump in September, so the best path left is the yearly one: increases a few points below inflation, as in the 28.6% against 33.4% seen to September 2026.
That is the figure to watch. The question is how fast expensas rise compared with incomes and rents (asking rents rose 28.7% in a year to September 2026, per Zonaprop), not whether the peso number goes down.
Why did Buenos Aires expensas jump 4.9% in September 2026?
ConsorcioAbierto did not give a reason, but the wage scale is the obvious suspect. Staff is 31% of the average bill, and the SUTERH basic for a first-category live-out encargado rose about 3.6% between August and September 2026 (ARS 1.40 million to ARS 1.45 million).
The jump was a Buenos Aires city story. In the same month, average expensas rose only 0.9% in the Province of Buenos Aires, 1.7% in Córdoba and 2.5% in Santa Fe. CABA buildings carry more staff and lifts, so they feel wage rounds more.
What to do: when you compare listings, check the date of the expensa figure in the ad. A fee quoted from a June or July statement can already be several percent too low. Ask for the latest statement, not the one in the listing.
What do Buenos Aires expensas cost a foreign owner in dollars?
The average CABA bill of ARS 379,774 is about USD 245 a month, or about USD 2,940 a year. A typical rental-listing fee of ARS 180,000 is about USD 115 a month.
The tenant usually pays the ordinary expensas on a long lease, but you pay them whenever the flat is empty, and always on Airbnb. Two empty months of average expensas cost about USD 490, roughly 6.6% of a year's rent on a USD 131,000 one-bedroom (Zonaprop's September 2026 model flat) at the 5.70% citywide gross yield. Extraordinary works stay with you even when the flat is rented.
Because the bill is set in pesos and the peso is strong, it costs more in dollars almost every month: consumer prices rose about 23.6% from January to September 2026 while the dollar rose only about 4.9% from January to October.
What to check before you make an offer: the last 12 monthly statements; extraordinary works approved in recent assembly minutes; the building's arrears rate (well above 15% is a red flag); and the co-ownership rules (reglamento de copropiedad), since a building whose rules ban tourist rentals blocks Airbnb in your unit. What to negotiate: high expensas lower what a flat is worth. At a 5.70% gross yield, every extra ARS 100,000 a month of fees (about USD 774 a year) is worth roughly USD 13,600 off the price.
So are apartment fees still very high in Buenos Aires?
Yes. Buenos Aires expensas are still very high, especially measured against rent, and September 2026 showed they can still jump faster than inflation in a single month.
The clearest evidence is the burden on renters. Propio (22.2%) and CESO (about 23%) put 2026 expensas at roughly 22–23% on top of advertised rent, with Mob's September neighborhood figures mostly between 19% and 28%, against around 17% in the first half of 2024 and roughly 10% in late 2023. That is a real change in what renting costs.
The building makes a huge difference. Puerto Madero reaches ARS 6,356 per square meter in Propio's data, amenities carry an estimated 21.9% premium, and staff absorbs 31% of the average bill before maintenance and everything else.
There is a counterweight. Over twelve months, the average CABA bill rose 28.6% while consumer prices rose 33.4%, so expensas are no longer running away from inflation over the year.
Our answer is still yes: expensas remain one of the biggest hidden costs of living in, or owning, a Buenos Aires apartment. The base is very high, it is roughly stable in real terms over a year, and it still moves in jumps with every wage round. Check the bill before you check the view.
Our methodology
This article estimates how heavy apartment fees (expensas) are in the City of Buenos Aires: their current level, their weight against rent, their direction against inflation, the differences between neighborhoods and buildings, what drives them, and how many owners fall behind on paying them.
The citywide average, its monthly and yearly change, the cost breakdown and the delinquency rate come from ConsorcioAbierto's September 2026 data (about 17,000 consorcios), as reported by Infobae on 17 October 2026. The median advertised expensa, fee-to-rent ratio, per-m² neighborhood figures and the amenity and garage premiums come from Propio's June 2026 study of 1,569 rental listings. Fresher two-room neighborhood figures come from Mob's September 2026 study of 13,008 listings. The historical fee-to-rent ratios come from CESO's rental reports, and the second delinquency series from Octavo Piso. Wages come from the SUTERH salary scales for August and September 2026. The dollar examples use Zonaprop's September 2026 model one-bedroom and citywide gross yield.
Inflation comes from INDEC (September 2026: 1.9% in the month, 33.4% over twelve months). The split between ordinary and extraordinary expenses comes from Argentina's Civil and Commercial Code, and the end of the old rent law from DNU 70/2023. Percentages, real changes and dollar examples were recomputed by us from those figures.
We checked these figures in October 2026. Peso amounts are converted at about ARS 1,550 per US dollar (official and MEP rates were within 1% of each other on 22 October 2026, the blue rate about ARS 1,570), and euro amounts at about ARS 1,740 per euro.
Where we had no direct figure, we said so or kept the statement qualitative. ConsorcioAbierto gives no reason for the September jump, so the link to building workers' wages is our reading. Propio's neighborhood data date from June 2026 and Mob has no Puerto Madero figure. Listing-based expensas can lag the latest bill, and Propio and Mob sometimes rank the same neighborhoods differently, so treat neighborhood figures as ranges, not exact prices.
Key sources used for this analysis include Infobae on ConsorcioAbierto's September 2026 expensas, Propio's 2026 analysis of 1,569 CABA rental listings, Mob's September 2026 CABA rent and expensas study, CESO's May 2026 rental report, Infobae on INDEC's September 2026 inflation, INDEC's July 2026 CPI release, Infobae on ConsorcioAbierto's July 2026 delinquency data, Infobae on Octavo Piso delinquency data, Perfil on the September 2026 SUTERH salary scale, Perfil on the August 2026 SUTERH salary scale, Revista Mercado on Zonaprop's September 2026 index, Buenos Aires City tourist-rental rules and Argentina's Civil and Commercial Code.
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