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1535-1537 12Th Ave

Inner Sunset, SF 94122 1858005D 2 units · 4 fl · 1946

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 Sunset
At or below average
avg 1.1
0
FewerMore

This building has 0 novs (7y), at or below the Inner Sunset average of 1.1.

Rent & eviction protection

Is 1535-1537 12Th 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 1946
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
Floors4
Year built1946
Total area6,550 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1858005D
Ownership

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

Owner name
Chu Amy & Herskovitz Todd
Mailing address
Amy Chu Po Box 225219 San Francisco CA 94122
Last sale
082018

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.

1537 12th Ave, San Francisco, CA 94122
1535 12th Ave, San Francisco, CA 94122
Augrented Insights
Initial analysis

The four-story multi-family residential building at 1535-1537 12th Avenue in San Francisco's Inner Sunset neighborhood, owned by Amy Chu and Todd Herskovitz, was constructed in 1946 and contains two units. The property underwent significant renovations between 2015-2018, including the installation of a comprehensive fire sprinkler system (completed in 2017) with approximately 90 sprinklers, electrical upgrades including solar panel installation (completed in 2018), and substantial interior remodeling. The renovation work added new living spaces including playrooms, bedrooms, and bathrooms, and involved relocating various building features such as kitchens and utility systems. A new roof deck was added during this period as part of the improvements.

The building's recent history includes several building permits for major improvements, with the most substantial being the fire safety upgrades costing $52,000 and simultaneous renovations throughout the building. The property has maintained an active response to safety and modernization requirements, including electrical system updates with 200A service and 3 meters installation. While there was one building complaint filed in 2017 regarding construction on a neighbor's property, this case is now listed as not active. The surrounding area has experienced various parking-related issues as documented in 311 calls, though these are not directly related to the building's operations or condition. The property's renovation history suggests a comprehensive modernization effort completed between 2015-2018, with no recent building permits or major renovations recorded in the past five years.

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

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Risk rating

How 1535-1537 12Th 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
60th percentile

Out of 1493 buildings in this neighborhood, 597 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
84%
No DBI
violation
16%
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.

Building age

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

Number of floors

Building height affects maintenance complexity and is one of the size signals the model uses.

12-Month severity forecast
No violation 70.1%
Moderate concern 23.9%
Severe concern 6.0%
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

1535-1537 12Th 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 1535-1537 12Th 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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