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483-485 35Th Ave

Outer Richmond, SF 94121 1467020 2 units · 2 fl · 1925

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 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 483-485 35Th 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 1925
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 built1925
Total area2,950 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1467020
Ownership

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

Owner name
Zhang Peter P
Mailing address
483 - 485 35th Ave San Francisco CA 94121
Last sale
080913

Landlord portfolio

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

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Multiple entrances & addresses

Included addresses

All street addresses sharing this blocklot that are covered by this report.

485 35th Ave, San Francisco, CA 94121
483 35th Ave, San Francisco, CA 94121
Augrented Insights
Initial analysis

The property at 483-485 35th Avenue in San Francisco's Outer Richmond neighborhood is a two-unit, two-story multi-family residential building constructed in 1925, currently owned by Peter P Zhang. The building's history reveals several significant modifications and compliance issues, most notably a 2009 incident where an unauthorized unit was discovered behind the garage, containing two bedrooms, a main room with kitchen, and a bathroom. This violation triggered official enforcement action through NOV #200915502, which was resolved by early 2010 after the unit was legalized for occupancy with appropriate modifications, including kitchen improvements and electrical upgrades, though this incident marked the second documented occurrence of unauthorized unit concerns, following a 1996 complaint about alleged illegal construction with insufficient fire safety measures between the garage and a purported third unit.

The building has undergone various approved improvements over the years, including a bathroom remodel at unit 485 in 2001, reroofing work in 1992, and the legalization of a workshop and storage room in 1990. Recent history shows relatively minor neighborhood issues, primarily consisting of two sidewalk parking violations in 2018-2019, which were addressed by parking enforcement, and a public works service request in 2018 that was completed by Recology. The property's maintenance record indicates regular upkeep through permitted improvements, though the multiple instances of unauthorized unit conversion attempts suggest attention to proper permit processes would be prudent for prospective residents.

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

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Risk rating

How 483-485 35Th 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
54th percentile

Out of 1040 buildings in this neighborhood, 478 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
85%
No DBI
violation
15%
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.

Neighborhood location

Precise location is a proxy for neighborhood-level risk — some SF blocks have systematically higher DBI activity.

Construction spend, owner's portfolio

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

Building permits, owner's portfolio

Permits pulled across all of this owner's buildings over 7 years.

12-Month severity forecast
No violation 83.0%
Moderate concern 10.6%
Severe concern 6.4%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
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The story over time

483-485 35Th 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 483-485 35Th 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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