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2141 Pacific Ave

Pacific Heights, SF 94115 0590014A 2 units · 3 fl · 1900

This building has a substantial enforcement record over the last seven years, and our model predicts continuing maintenance failures over 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 Pacific Heights — not a forecast
Above average
avg 1.5
17
FewerMore

This building has 17 novs (7y), above the Pacific Heights average of 1.5.

Rent & eviction protection

Is 2141 Pacific 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 1900
2 or more units
2 units
Property type
Multi-Family Residential
Zoning
RH2
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
Units2
Floors3
Year built1900
Total area5,432 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot0590014A
Ownership

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

Owner name
Mailing address
Chang Amy Hui-chen 1714 Greenwich St Apt 3 San Francisco CA 94123
Last sale
June 05, 2019

Landlord portfolio

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

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Augrented Insights
Initial analysis

The three-story, two-unit multi-family residential building at 2141 Pacific Avenue in Pacific Heights, owned by Tan Tian Hong, has been in operation since 1900 and has undergone several significant maintenance and improvement projects over the years, including multiple roofing jobs (completed in 1990 and 2004 at costs of approximately $20,000), bathroom renovations in 2015, and sewer line repairs in 2018. However, the building is currently facing serious and multiple active building violations as of September 2023, with a director hearing scheduled for January 18, 2024. These violations include lack of proper heating systems, missing smoke and carbon monoxide detectors, unsafe gas appliance usage, inadequate window maintenance, and several safety concerns regarding handrails, fire extinguishers, and furnace/water heater access. The building has also failed to file its annual unit usage reports consistently from 2019 through 2023, with the most recent complaint about non-filing appearing in March 2024.

Recent tenant complaints have centered around HVAC issues, broken windows, ventilation problems, and problematic heating systems. A notable pattern of complaints regarding heating and ventilation systems emerged between 2023 and 2024, with one complaint in September 2023 specifically mentioning concerns about cooking odors and ventilation problems affecting multiple units. Outside the building, there have been recurring issues with parking violations and sidewalk maintenance, though these are less directly related to building conditions. The most recent fire incident on record was a false alarm or call, occurring with no civilian injuries reported. The property has maintained some basic safety features over time, including the installation of emergency lights and exit signs in 2007, though many current violations suggest that systematic maintenance or upgrading of safety systems has been lacking in recent years.

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

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Risk rating

How 2141 Pacific 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
7thpercentile

Out of 963 buildings in this neighborhood, 896 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
24%
No DBI
violation
76%
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.

DBI tenant complaints (past 7 years)

Formal complaints tenants filed with DBI about this building over 7 years.

NOV rate, owner's portfolio

Per-building NOV rate across everything this owner manages — high rates signal pattern neglect.

Notices of Violation (past 7 years)

DBI issued Notices of Violation at this address over the last 7 years — a direct record of code enforcement activity.

12-Month risk forecast
High failure risk 76%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

2141 Pacific Ave apartment reviews

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On the map

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The story over time

2141 Pacific Ave event timeline

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

2025
DBI Complaint Jun 09
Date last observed: 06-jun-25; time last observed: 9am; identity of person performing the work: tenderloin housing clinic is a; floor: 2; exact location: main bldg; building type: residence/dwelling no heat; damaged walls; disabled acc: doors; disabled acc: restrooms; ; additional information: (1) shower door unable to close and gets water on to the floor (2) carpet frequently gets wet leading to a foul smell and unsightly appearance (3) heater still not fully functional and lacks ability to be adjusted;
Housing Inspection Services
DBI ComplaintFeb 20
Failure to file the 2024 annual unit usage report

See all 10 events

Full history back to 2023 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 2141 Pacific Ave apartments

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

Side by side

How 2141 Pacific 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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