Free SF apartment background check

479 30Th Ave

Central Richmond, SF 94121 1462016 2 units · 2 fl · 1987

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 479 30Th 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 1987
2 or more units
2 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.

Building characteristics
Units2
Floors2
Year built1987
Total area3,898 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot1462016
Ownership

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

Owner name
Allan C & May C Hong Surviv
Mailing address
Allanc C Hong, Trustee 481 30Th Ave 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 479 30th Avenue in San Francisco's Central Richmond neighborhood is a two-unit, two-story residential building constructed in 1987, currently owned by Allan C & May C Hong Surviv. The building has undergone several significant maintenance and improvement projects over the years, with the most recent being the complete replacement of 11 windows in September 2024, using fiberglass materials with improved energy efficiency ratings. The building's history shows a pattern of fire safety compliance issues in its early years, with multiple complaints regarding alarm systems, exit maintenance, and fire extinguishers between 2017-2022. Notably, there was a serious fire safety concern in July 2022 regarding blocked exits, which was resolved by January 2023.

The property has experienced some recent parking-related issues, with several complaints about vehicles blocking driveways in early 2024, resulting in at least one citation. Other minor incidents have occurred, including a 311 call for an abandoned garbage can in December 2024. While the building has had multiple fire safety complaints over its history, records indicate that most were promptly addressed and resolved, with the exception of a 2019 alarm system complaint deemed to have "No Merit." The property's maintenance history shows regular upkeep, including the recent window replacement project in 2024, suggesting ongoing investment in the building's infrastructure.

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

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Risk rating

How 479 30Th 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
81th percentile

Out of 2250 buildings in this neighborhood, 428 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.

Building size

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

Construction spend, owner's portfolio

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

Estimated permit spend (past 7 years)

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

12-Month severity forecast
No violation 82.1%
Moderate concern 10.9%
Severe concern 7.0%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

479 30Th Ave apartment reviews

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The story over time

479 30Th Ave event timeline

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

2024
311 Request Dec 06
Remove garbage can
Litter Receptacle Maintenance
Building PermitSep 17
Replace (11) windows with the same size and style, same locations, max u-factor 0.30. front windows will b fiberglass material.

See all 4 events

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

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Every record we have

Full data for 479 30Th 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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