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370 23Rd Ave

Central Richmond, SF 94121 1454023 14 units · 3 fl · 1960

This building has far more open problems than almost any other in the neighborhood. A handful of unresolved issues. Worth a careful walk-through and pointed questions.

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 370 23Rd 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 1960
2 or more units
14 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
Units14
Floors3
Year built1960
Total area8,190 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1454023
Ownership

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

Owner name
Tom Allen L
Mailing address
May W Tom 441 Quintara St San Francisco CA 94116
Last sale
062397

Landlord portfolio

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

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Augrented Insights
Initial analysis

The three-story, 14-unit apartment building at 370 23rd Avenue in the Central Richmond neighborhood, built in 1960 and owned by Tom Allen L, has undergone several significant renovations and maintenance projects in recent years. The building completed a major fire alarm system upgrade in 2020 to comply with fire code requirements, including the installation of low-frequency sounders in sleeping areas and monitoring modules for sprinkler systems. Between 2016 and 2019, the property underwent substantial exterior and interior improvements, including the replacement of siding and windows on multiple sides of the building, remediation of dry rot on decks, and various unit renovations. Specifically, Units 4 and 6 received kitchen remodels with new cabinets, countertops, and electrical updates, while Unit 7/14 underwent kitchen renovations in 2021.

The building has a history of addressing maintenance issues, including past violations related to interior surfaces and fire safety in 2000-2003, all of which were resolved. A recent complaint filed in January 2024 regarding the building's oversized driveway curb cutout has been marked as not active. There have been multiple parking enforcement calls in 2024 regarding driveway blocking, though many resulted in officers being unable to locate the offending vehicles. The property has experienced some construction-related complaints in recent years, including concerns about work being performed without proper permits in 2019 and ongoing scaffolding presence in 2020, though these issues were ultimately resolved. Two fire incidents were recorded, though neither resulted in civilian injuries, and previous fire system and roof access complaints from 2008 and 2015 were corrected promptly.

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

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Risk rating

How 370 23Rd 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
3th percentile

Out of 2250 buildings in this neighborhood, 2182 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
33%
No DBI
violation
67%
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.

DBI tenant complaints (past 7 years)

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

Building size

Total floor area — a proxy for building scale and the number of systems (plumbing, electrical, HVAC) that can fail.

12-Month severity forecast
No violation 33.9%
Moderate concern 49.6%
Severe concern 16.5%
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

370 23Rd Ave event timeline

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

2025
Plumbing Permit Apr 30
Units 7 & 12 - remodel (2) bathrooms
Expired
Plumbing PermitApr 30
Units 7 & 12 - remodel (2) bathrooms (bathtub)

See all 15 events

Full history back to 2019 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 370 23Rd 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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