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57 Sanchez St

Duboce Triangle, SF 94114 3537039 5 units · 2 fl · 1900

Nothing on record for this building in the last seven years. Our model still sees a moderate chance of maintenance problems in the next 12 months, from the owner's wider portfolio and the surrounding area rather than from anything recorded here. No public enforcement record to go on. Walk the building, ask the current tenants how repairs get handled, and get any promises in writing.

NOVs (7y) vs. neighborhood
Records already on file, against a typical building in Duboce Triangle — not a forecast
At or below average
avg 2.3
0
FewerMore

This building has 0 novs (7y), at or below the Duboce Triangle average of 2.3.

Rent & eviction protection

Is 57 Sanchez St rent-controlled?

San Francisco's Rent Ordinance caps rent increases and provides eviction protection for most residential units built before 1979 with 2+ units. Here's how this building scores.

Built before 1979
Built 1900
2 or more units
5 units
Property type
Multi-Family Residential
Zoning
RH3
Likely rent-controlled. Building age and unit count suggest this property falls under San Francisco's Rent Ordinance.

Based on SF Assessor records. Not legal advice — confirm with the SF Rent Board.

Statewide backstop · AB 1482

California Tenant Protection Act of 2019

Even when a building isn't covered by local rent stabilization, the statewide Tenant Protection Act (AB 1482) may still apply. It caps annual rent increases and requires the landlord to state a legal reason to end most tenancies.

15+ years since occupancy
Built 1900
Annual rent increase cap
5% + CPI, max 10%
Just-cause eviction
After 12 months
Local rent control likely takes priority. This building appears to fall under the local ordinance above, which is stronger than AB 1482. Where a local just-cause ordinance applies, its rules govern instead of the state cap.

AB 1482 does not apply to single-family homes and condos unless owned by a corporation, REIT, or an LLC with a corporate member; to owner-occupied duplexes; or to deed-restricted affordable housing. The Act is in effect until January 1, 2030. Not legal advice — see the California landlord–tenant guide.

Building characteristics
Units5
Floors2
Year built1900
Total area3,333 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot3537039
Ownership

Registered owner per SF Assessor-Recorder (secured roll).

Mailing address
1548 Howard St San Francisco CA 94103
Last sale
September 27, 1991

Landlord portfolio

Other SF properties this owner holds, with a risk rating for each.

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Augrented Insights
Initial analysis

The two-story multi-family residential building at 57 Sanchez Street, owned by Milan Joeyann Villanueva, was constructed in 1900 and contains 5 units. The property has undergone several significant maintenance and compliance events over the years, with the most pressing being a series of safety violations in 2000 that included issues with stair repairs, fire extinguisher maintenance, gas meter instructions, and security features, all of which were resolved by September 2000. More recent building improvements include the installation of vinyl siding on the front of the building in 2000 and multiple street space permits in 2007 and 2011, though the 1999 dry rot repair permits expired without completion. The building has faced several concerning complaints over its history, including overcrowding issues in 1997-1998, significant maintenance problems such as a dropped bathtub, cracked tiles, and unauthorized construction, as well as water damage and mold issues in 1994.

The property has experienced periodic maintenance and service requests in recent years, with the most recent 311 calls between 2018 and 2022 primarily relating to street cleaning, sidewalk issues, and graffiti removal. A 2018 fire safety inspection found no merit to a combustible materials complaint. While the building's history shows various maintenance challenges, particularly in the late 1990s and early 2000s, there have been no recent active violations or complaints directly related to building safety or habitability. The most recent building-related service calls have primarily concerned street and sidewalk maintenance rather than internal building issues, suggesting an improvement in the building's overall condition in recent years.

AI-generated · may contain errors · check the source data tables below

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Risk rating

How 57 Sanchez St's risk score is calculated

We trained a model on 7 years of SF DBI inspection data — notice of violation filings, complaint history, and owner track records. It estimates the probability that DBI inspectors will issue a Notice of Violation at this address in the next 12 months. Lower % = safer.

What the score means for you

Lower risk — safer than most nearby

DBI rarely finds violations here. Strong maintenance history and a clean complaint record.

Typical — about average for the neighborhood

Some past violations or complaints on record. Worth asking the landlord about any open issues before signing.

Higher risk — riskier than most nearby

Elevated violation and complaint history. DBI has found issues here before and is statistically likely to again.

Neighborhood percentile
36thpercentile

Out of 287 buildings in this neighborhood, 184 are predicted to be safer. The band is relative to this neighborhood, so a share of every neighborhood falls in each colour.

RiskiestSafest
Predicted 12-month outcome
63%
No DBI
violation
37%
DBI violation
likely
Model explanation

What's driving this score

The three data points that most influenced this building's risk rating — ranked by the weight the model placed on each one.

Number of units

The number of units affects how the model reads complaint and violation totals — more units means more potential sources.

Building age

Older buildings tend to have more maintenance challenges; SF's pre-1906 earthquake housing stock carries distinct risk.

Neighborhood location

Precise location is a proxy for neighborhood-level risk — some SF blocks have systematically higher DBI activity.

12-Month risk forecast
Moderate failure risk 37%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

57 Sanchez St apartment reviews

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On the map

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This building and nearby alternatives, color-coded by risk level. Click any marker to explore.

The story over time

57 Sanchez St event timeline

Violations, complaints, fire incidents, permits, and buyouts — most recent records in order.

2026
311 Request May 15
Garbage and debris
furniture
311 RequestFeb 03
Garbage and debris

See all 2 events

Full history back to 2026 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 57 Sanchez St apartments

13 SF public datasets for this parcel — permits, violations, complaints, fire records, 311 calls, planning records, and buyouts.

Side by side

How 57 Sanchez St compares to the neighborhood

This building against comparable properties in Duboce Triangle. Toggle filters to narrow the peer group.

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Cancel anytime · Data sourced from SF Open Data, DBI, SFFD, SF Rent Board & Planning

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