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451 33Rd Ave

Outer Richmond, SF 94121 1465005 2 units · 2 fl · 1924

This building has more problems than most buildings in this neighborhood. Few open issues; problems get fixed quickly. A reasonable bet for a smooth tenancy.

NOVs (7y) vs. neighborhood
Compared to a typical building in Outer Richmond
At or below average
avg 0.7
0
FewerMore

This building has 0 novs (7y), at or below the Outer Richmond average of 0.7.

Rent & eviction protection

Is 451 33Rd 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 1924
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.

Building characteristics
Units2
Floors2
Year built1924
Total area3,400 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot1465005
Ownership

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

Owner name
Annie Te Muoi Chin Revoc Lv
Mailing address
Chin Annie Te Muoi 5912 W Cherokee Ave Las Vegas NV 89103
Last sale
000000

Landlord portfolio

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

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Augrented Insights
Initial analysis

The two-unit residential building at 451 33rd Ave in the Outer Richmond, owned by Annie Te Muoi Chin Revocable Trust, is a two-story flats and duplex structure constructed in 1924. The building's permit history shows several attempts to modify the property, including a 1995 attempt to legalize storage, toilet, and laundry rooms while removing a kitchen, and a completed 1985 renovation to add a storage room at the rear of the basement. More concerning is the pattern of complaints regarding possible illegal unit conversions, with multiple reports between 1995 and 2020 suggesting unauthorized in-law units at the garage level with kitchens and bathrooms, including an active complaint from June 2020 regarding unpermitted kitchen/bathroom remodels and deteriorated electrical equipment.

The property has experienced recurring parking enforcement issues, with multiple complaints about driveway blocking between 2021-2022, resulting in several citations, though some complaints were invalid due to incomplete reporting information. There were also two hazardous materials reports in August 2022 regarding glass on the street or sidewalk, which were resolved after inspection. A general cleaning complaint was recorded in September 2019. While the building's age and modification history show typical residential improvements over time, the pattern of complaints regarding unauthorized units and recent safety concerns about electrical equipment suggest ongoing challenges with compliance and safety systems in the building.

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

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Risk rating

How 451 33Rd 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

Grade A–B — Low risk

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

Grade C — Moderate risk

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

Grade D–F — High risk

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

Neighborhood percentile
25th percentile

Out of 1040 buildings in this neighborhood, 780 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
75%
No DBI
violation
25%
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.

Permit rate, owner's portfolio

Per-building permit rate across the owner's portfolio.

Construction spend, owner's portfolio

Estimated permit value across all of this owner's buildings.

12-Month severity forecast
No violation 69.1%
Moderate concern 24.4%
Severe concern 6.5%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

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The story over time

451 33Rd Ave event timeline

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

2020
DBI Complaint Jun 22
Date last observed: 17-jun-20; identity of person performing the work: 2 inlaw units ; exact location: in-law unit; building type: residence/dwelling illegal unit; kitchen/bathroom remodel w/o permit;
Building Inspection Division

See all 1 events

Full history back to 2020 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 451 33Rd Ave apartments

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

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

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