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662 6Th Ave

Inner Richmond, SF 94118 1639032B 2 units · 2 fl · 1923

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 Inner Richmond
At or below average
avg 0.9
0
FewerMore

This building has 0 novs (7y), at or below the Inner Richmond average of 0.9.

Rent & eviction protection

Is 662 6Th 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 1923
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 built1923
Total area2,700 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot1639032B
Ownership

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

Owner name
Wai Lok Low Family Trust
Mailing address
Wai Lok Low, Trustee 662 6Th Ave San Francisco CA 94118
Last sale
031198

Landlord portfolio

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

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Augrented Insights
Initial analysis

The Wai Lok Low Family Trust owns this two-unit multi-family residential building, located at 662 6th Avenue in San Francisco's Inner Richmond neighborhood. The two-story structure, classified as Flats & Duplex, was constructed in 1923 and has an active residential use designation. The building's documented history includes several maintenance and improvement projects, most notably a roofing project from 1995 and the construction of rooms behind the garage in 1990, though both permits have either expired or completed status, with no current permits on file.

The property has experienced various maintenance issues in the surrounding area over the past decade, including three incidents in 2020 involving pavement defects and curb issues, along with illegal postings in 2019 and offensive graffiti on a pole in 2010, all of which were resolved through the city's 311 system. A fire-related complaint regarding weeds and grass was filed in August 2019 but was determined to have "no merit" and closed shortly thereafter. The most recent incident connected to the property was a general street cleaning issue involving loose garbage, which was resolved in November 2023. While the building's maintenance record shows some historical attention to property upkeep, most identified issues have been external to the building itself and have been addressed through proper municipal channels.

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

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Risk rating

How 662 6Th 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
68th percentile

Out of 1723 buildings in this neighborhood, 551 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
87%
No DBI
violation
13%
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.

Construction spend, owner's portfolio

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

DBI complaint rate, owner's portfolio

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

Building age

Older buildings tend to have more maintenance challenges; SF's pre-1906 earthquake housing stock carries distinct risk.

12-Month severity forecast
No violation 78.6%
Moderate concern 14.9%
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

662 6Th Ave apartment reviews

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The story over time

662 6Th Ave event timeline

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

2019
Fire Complaint Aug 24
Weeds And Grass
No Merit

See all 1 events

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

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Every record we have

Full data for 662 6Th 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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