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600 9Th Ave

Inner Richmond, SF 94118 1636028 6 units · 1911

Nothing on record for this building in the last seven years. Our model still sees a moderate chance of maintenance problems in the next 12 months, from the owner's wider portfolio and the surrounding area rather than from anything recorded here. No public enforcement record to go on. Walk the building, ask the current tenants how repairs get handled, and get any promises in writing.

NOVs (7y) vs. neighborhood
Records already on file, against a typical building in Inner Richmond — not a forecast
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.

The bar and the rating point different ways because they measure different things: the bar counts DBI violations already on file, the rating forecasts the next 12 months.

Rent & eviction protection

Is 600 9Th 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 1911
2 or more units
6 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.

Statewide backstop · AB 1482

California Tenant Protection Act of 2019

Even when a building isn't covered by local rent stabilization, the statewide Tenant Protection Act (AB 1482) may still apply. It caps annual rent increases and requires the landlord to state a legal reason to end most tenancies.

15+ years since occupancy
Built 1911
Annual rent increase cap
5% + CPI, max 10%
Just-cause eviction
After 12 months
Local rent control likely takes priority. This building appears to fall under the local ordinance above, which is stronger than AB 1482. Where a local just-cause ordinance applies, its rules govern instead of the state cap.

AB 1482 does not apply to single-family homes and condos unless owned by a corporation, REIT, or an LLC with a corporate member; to owner-occupied duplexes; or to deed-restricted affordable housing. The Act is in effect until January 1, 2030. Not legal advice — see the California landlord–tenant guide.

Building characteristics
Units6
Floors
Year built1911
Total area5,520 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1636028
Ownership

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

Mailing address
Alice J Swanson & Janet M G 14500 Fruitvale Ave #4115 Saratoga CA 95070
Last sale

Landlord portfolio

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

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Augrented Insights
Initial analysis

The six-unit multi-family residential building at 600 9th Avenue in the Inner Richmond, owned by the Alice J Swanson Living Trust, was constructed in 1911 and has undergone several significant updates and maintenance activities over the past decades. Most recently, in November 2024, the building completed a domestic hot water and storage tank replacement. The property has faced multiple safety compliance issues, most notably in 2017 when an annual routine inspection revealed several violations including the need for fire door closers, carbon monoxide detectors, and stair repairs, all of which were addressed by August 2017. Previous major maintenance included a complete re-roofing project in 2016 costing $47,700, though an earlier roofing permit from 1994 had expired.

The building has experienced some infrastructure challenges in recent years, with 311 calls in 2024 reporting a sewage backup from the side sewer vent and multiple parking-related issues. There is also ongoing attention required for fire safety systems; a 2021 permit application for a new fire alarm system was cancelled. The property's maintenance history shows regular oversight and response to violations, with the owner addressing the 2017 complaints through necessary repairs, including the reparation of less than 50% of stairs at the back of the property costing $1,400. The building's safety record includes two fire department responses for smoke detector activation and a false alarm, neither resulting in injuries or indication of actual fires.

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

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Risk rating

How 600 9Th 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

Lower risk — safer than most nearby

DBI rarely finds violations here. Strong maintenance history and a clean complaint record.

Typical — about average for the neighborhood

Some past violations or complaints on record. Worth asking the landlord about any open issues before signing.

Higher risk — riskier than most nearby

Elevated violation and complaint history. DBI has found issues here before and is statistically likely to again.

Neighborhood percentile
21stpercentile

Out of 1723 buildings in this neighborhood, 1361 are predicted to be safer. The band is relative to this neighborhood, so a share of every neighborhood falls in each colour.

RiskiestSafest
Predicted 12-month outcome
70%
No DBI
violation
30%
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.

Building size

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

Owner's portfolio size

Number of SF parcels this owner is registered on — larger portfolios have distinct risk patterns.

12-Month risk forecast
Moderate failure risk 30%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

600 9Th Ave apartment reviews

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On the map

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The story over time

600 9Th Ave event timeline

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

2024
311 Request Nov 08
Garbage and debris
mattress
Plumbing PermitNov 01
Work category: 1p; domestic hot water and storage tank replacement

See all 4 events

Full history back to 2021 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 600 9Th Ave apartments

13 SF public datasets for this parcel — permits, violations, complaints, fire records, 311 calls, planning records, and buyouts.

Side by side

How 600 9Th Ave compares to the neighborhood

This building against comparable properties in Inner Richmond. Toggle filters to narrow the peer group.

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Cancel anytime · Data sourced from SF Open Data, DBI, SFFD, SF Rent Board & Planning

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