A condo priced at $1,000 a square foot in Russian Hill and a condo priced at $1,000 a square foot in Mission Bay are not the same purchase right now. One of them may come with a bill that has nothing to do with the unit's finishes, its view, or its floor plan, and that bill can run into six figures.
The reason is a 2022 city ordinance that most buyers have never heard of and most sellers would rather not bring up first. It requires automatic fire sprinklers in every room of roughly 126 residential high-rises built before the mid-1970s, and it is currently sitting in front of a city council that has not decided whether to keep it, soften it, or scrap it. Until that decision lands, anyone comparing older San Francisco towers on price per square foot alone is comparing two numbers that mean different things.
What actually triggered this
The ordinance, introduced by then-Supervisor Aaron Peskin as File #220038 and folded into the city's fire code, applies to buildings of 12 stories or more that lack two interior stairwells separated from the rest of the structure by two-hour fire-rated walls. Most of the affected towers went up before that kind of stair separation was standard, which is why the list skews so heavily toward the city's older, architecturally distinctive high-rise stock: North Beach, Nob Hill, Pacific Heights, Cow Hollow, Russian Hill, the Marina, and the Tenderloin.
The ordinance passed with little public attention in 2022. It became a citywide story last year once homeowners associations started commissioning the engineering studies needed to plan for it, and boards realized what compliance would actually cost. At this month's inaugural meeting of the city's new Fire Code Technical Advisory Council, one condo owner said her building's consultant had priced the retrofit at more than $200,000 per unit, enough to double HOA dues for a decade. Linda Mantel, who owns a unit in an art deco building on O'Farrell Street in the Tenderloin, put it plainly at the same meeting: her building houses teachers, nurses, and retirees, and a special assessment at that scale would be "not only a hardship but pretty much impossible."
Why the same square footage costs so differently to protect
The spread in retrofit estimates, from around $15,000 per unit on the low end to more than $300,000 on the high end, comes down to plumbing and topography rather than unit size. Many of these buildings still rely on city street-main pressure for domestic water, with no dedicated fire pump, storage tank, or backup generator. Adding one usually means a new fire-water system from the ground up.
Then there is the hill problem. In Nob Hill, Russian Hill, and Pacific Heights, tying a building into an adequate water main can require excavating steep, narrow streets, sometimes through decades-old pipe that carries asbestos or lead. A handful of engineering reports have already paused projects over exactly this complication. A building on flatter ground with newer utility access can come in at the low end of the range. A building perched above a hillside street with 1920s plumbing behind the walls sits at the high end, and the buyer touring a two-bedroom unit rarely knows which category they are looking at.
What this does to a neighborhood comparison
Here is where the price-per-square-foot habit breaks down. As of an August 2026 market snapshot, condo pricing across San Francisco's core neighborhoods looked like this on a median dollar-per-square-foot basis:
| Neighborhood | Median $/sqft | Building stock |
|---|---|---|
| Russian Hill | $1,789 | Largely pre-1975 towers |
| Pacific Heights | $1,546 | Mix of Victorian conversions and older high-rises |
| Marina | $1,386 | Includes several pre-1975 towers |
| South Beach | $1,262 | Newer, post-1990s construction |
| Financial District | $1,270 | Mixed vintage |
| Nob Hill | $1,195 | Concentrated pre-1975 high-rise stock |
| Mission Bay | $1,009 | Almost entirely post-2000 construction |
Russian Hill and Nob Hill still command a real premium over Mission Bay and South Beach on paper. But that premium is being paid, in part, for buildings that are more likely to carry the sprinkler exposure than the newer bayfront towers are. A buyer weighing a Nob Hill unit against a South Beach unit at a similar all-in price is not just weighing location and finish level. They are weighing whether the building they are about to join an HOA in has already scoped this retrofit, budgeted for it, gotten an exemption, or not looked at it at all.
This is also layered on top of a broader trend that predates the sprinkler fight. San Francisco metro HOA fees reached a median of $502 a month in 2025, well above the statewide median of roughly $336, driven mostly by rising insurance costs and separate balcony-inspection requirements under state law. Older buildings were already absorbing higher dues before this ordinance entered the conversation. The sprinkler mandate is a different kind of cost. It is not a gradual increase in monthly dues. It is a capital bill, concentrated in a defined list of buildings, that could be levied all at once as a special assessment.
The clock the city put on itself
What makes this a live issue rather than settled history is the timeline. Public pressure through late 2025 and early 2026, including a Fort Mason community meeting that drew more than 300 residents, pushed the Board of Supervisors to extend the original compliance deadlines. The city also created a Fire Code Technical Advisory Council this month, chaired by Supervisor Stephen Sherrill, made up of condo owners, a renter, a sprinkler contractor, a construction trades representative, and officials from the Fire Department, the Public Utilities Commission, and the Department of Building Inspection. Its job over the next 90 days is to recommend whether the city should uphold, amend, or repeal the mandate outright. The council's report is due December 17, 2026.
Sherrill, who represents the Marina, Cow Hollow, and Pacific Heights, described the stakes at the council's first meeting: "Every day, I see the impact on seniors, retired teachers and parents who are scared of getting priced out of the city they love." Building trades groups favor keeping the requirement. A coalition of affected homeowners is pushing for full repeal. Nobody currently shopping one of these buildings has a final answer, and that uncertainty is itself part of what a buyer or seller is pricing in right now.
What to check before you write an offer
If you're comparing units in any San Francisco high-rise built before the mid-1970s, a few questions belong in your due diligence alongside the usual reserve study and meeting minutes review:
- Does the building's construction date and stair configuration put it on the list of roughly 126 structures affected by the ordinance
- Has the HOA commissioned an engineering estimate for the retrofit, and if so, what number did it come back with
- Do recent board meeting minutes mention the Fire Code Technical Advisory Council, a special assessment, or a compliance timeline
- Has the building already installed partial fire protection, such as an alarm and radio-boost system, that might qualify it for one of the code's lower-cost paths
None of this shows up in a listing sheet or a price-per-square-foot chart. It shows up in HOA disclosure packages, and only if you or your agent knows to ask for it.
FAQ
Does this ordinance apply to co-ops as well as condos? The requirement attaches to the building itself based on height and stair configuration, not to the ownership structure. In a co-op, the cost would run through the corporation the way condo costs run through an HOA, though the research behind this piece focused specifically on condo association cases.
Does a building avoid this if it already has some sprinklers? Not automatically. The code targets full coverage in every unit. Buildings with certain existing protections, such as adequately separated fire stairs, may already be exempt, which is part of why per-unit cost estimates vary so widely from one address to the next.
When will we actually know what happens? The Fire Code Technical Advisory Council's recommendation is due December 17, 2026. The Board of Supervisors would still need to act on whatever the council proposes, so a final resolution could extend into 2027.
If you're weighing an older San Francisco high-rise against newer construction, or trying to read what a listing's price per square foot is really telling you, that's exactly the kind of building-by-building diligence Cynthia Money and The Money Group walk clients through before an offer goes in. Request Your Personalized Consultation and get a straight read on what a specific building's HOA documents actually say before you commit.
