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454 22Nd Ave

Central Richmond, SF 94121 1523033 4 units · 2 fl · 1971

This building has a higher-than-average number of open problems nearby. Few open issues; problems get fixed quickly. A reasonable bet for a smooth tenancy.

NOVs (7y) vs. neighborhood
Compared to a typical building in Central Richmond
At or below average
avg 0.5
0
FewerMore

This building has 0 novs (7y), at or below the Central Richmond average of 0.5.

Rent & eviction protection

Is 454 22Nd 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 1971
2 or more units
4 units
Property type
Multi-Family Residential
Zoning
RM1
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
Units4
Floors2
Year built1971
Total area4,088 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot1523033
Ownership

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

Owner name
Sang & Wai Fong Tom 1990 Re
Mailing address
Sang & Wai Fong Tom, Truste 454 22Nd Ave Apt 4 San Francisco CA 94121
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 property at 454 22nd Avenue in the Central Richmond neighborhood is a two-story, 4-unit multi-family residential building constructed in 1971, currently owned by the Sang & Wai Fong Tom 1990 Re trust. The building's documented history shows three housing inspection cases, all of which were routine inspections, with the most recent occurring in October 2011 and an earlier inspection in January 2003. A notable safety-related issue was recorded in April 1996 when there were problems with lighting in the garage hallways, though this was promptly addressed within one day.

The most pressing issues affecting the property appear to be related to parking compliance in the surrounding area, with multiple incidents recorded between 2018 and 2023. There have been at least seven documented cases of vehicles blocking driveways or parking on sidewalks, with the most recent incidents occurring in December 2023 and April 2022 involving vehicles that required towing. The building's immediate vicinity also experienced some maintenance issues in 2018, including an overflowing city garbage can (May 2018) and an abandoned vehicle report (May 2018), though these were resolved promptly. While the housing inspection records show regular oversight of the building, the concentration of parking-related incidents in recent years suggests ongoing challenges with this aspect of the property's external environment.

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

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Risk rating

How 454 22Nd 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
78th percentile

Out of 2250 buildings in this neighborhood, 495 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
89%
No DBI
violation
11%
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.

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 severity forecast
No violation 75.4%
Moderate concern 14.1%
Severe concern 10.5%
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

454 22Nd Ave event timeline

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

No dated public records on file yet.
Every record we have

Full data for 454 22Nd 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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