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275 12Th Ave

Inner Richmond, SF 94118 1421011 3 units · 2 fl · 1980

This building has a substantial enforcement record over the last seven years, but recent activity points to a low risk of further maintenance problems in the next 12 months. Read the records below before you sign. Ask which issues were resolved, get repair commitments in writing, and inspect the unit yourself.

NOVs (7y) vs. neighborhood
Records already on file, against a typical building in Inner Richmond — not a forecast
Above average
avg 0.9
5
FewerMore

This building has 5 novs (7y), above the Inner Richmond average of 0.9.

The bar and the rating point different ways because they measure different things: the bar counts DBI violations already on file, the rating forecasts the next 12 months.

Rent & eviction protection

Is 275 12Th Ave 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 1980
2 or more units
3 units
Property type
Multi-Family Residential
Zoning
RH2
Not rent-controlled. Buildings constructed after 1978 are generally exempt from SF rent increase limits under the Costa-Hawkins Act.

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 1980
Annual rent increase cap
5% + CPI, max 10%
Just-cause eviction
After 12 months
May be covered by AB 1482. The building is old enough for the statewide rent cap (5% + regional CPI, capped at 10% per year) and just-cause protection after 12 months of tenancy.

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
Units3
Floors2
Year built1980
Total area2,980 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1421011
Ownership

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

Owner name
Mailing address
Chin Diana M Ttee 1283 Fascination Cir El Sobrante CA 94803
Last sale

Landlord portfolio

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

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Augrented Insights
Initial analysis

The property at 275 12th Avenue in San Francisco's Inner Richmond neighborhood is a two-story multi-family residential building constructed in 1980, currently containing three units and owned by Chin Family Trust. The building underwent significant modifications in the early 1990s, including the removal of a ground floor unit in 1992, and has had various maintenance works carried out, such as a reroofing project in 1995. The building faced notable safety and compliance issues in 2017, when a routine annual inspection identified multiple violations including the need for carbon monoxide detectors, repairs to fire doors and damaged ceilings, and updates to gas meter safety equipment. All these violations were addressed and abated by June 2017. Historical records show regular housing inspections in 2002 and 2009, indicating ongoing oversight of the property's condition.

Recent issues reported through the 311 system have predominantly been related to parking violations, with several documented cases of driveway blockage between 2016 and 2024, resulting in citations being issued. There were also incidents of graffiti in 2021 and amplified sound complaints in 2020, though these were not directly related to the building's condition or safety systems. The most recent interaction with city services occurred in February 2024 regarding parking enforcement. While the building has had its share of violations and maintenance issues over the years, the most recent significant violations were addressed in 2017, and there have been no major housing code violations reported since then.

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

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Risk rating

How 275 12Th Ave'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
90thpercentile

Out of 1723 buildings in this neighborhood, 172 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
91%
No DBI
violation
9%
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.

Neighborhood location

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

Estimated permit spend (past 7 years)

Dollar value of permits pulled at this address — large recent spend can signal deferred-maintenance catch-up.

Owner's portfolio size

Number of SF parcels this owner is registered on — larger portfolios have distinct risk patterns.

12-Month risk forecast
Low failure risk 9%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

275 12Th Ave apartment reviews

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On the map

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The story over time

275 12Th Ave event timeline

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

2026
DBI Complaint Jun 23
Issue with work being done w/o permit.
Housing Inspection Services
DBI ComplaintApr 13
Toilet overflow reaches over to the carpet, mold comes up on carpet, kitchen cabintry is broken, been repaired in the past but keeps breaking, mold and buildup in the bathroom area and throughout the apartment

See all 11 events

Full history back to 2025 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 275 12Th Ave apartments

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

Side by side

How 275 12Th Ave compares to the neighborhood

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

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