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1405-1407 12Th Ave

Inner Sunset, SF 94122 1841001A 2 units · 2 fl · 1947

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 1405-1407 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 1947
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 built1947
Total area2,500 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1841001A
Ownership

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

Owner name
Janice Siu Jin Jeong Trust
Mailing address
Jeong Nelson W Succ Trustee 712 24Th 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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Multiple entrances & addresses

Included addresses

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

1405 12th Ave, San Francisco, CA 94122
1407 12th Ave, San Francisco, CA 94122
Augrented Insights
Initial analysis

The two-unit residential building at 1405-1407 12th Avenue in San Francisco's Inner Sunset neighborhood is a two-story flats and duplex structure built in 1947, currently owned by the Janice Siu Jin Jeong Trust. The building's documented history shows typical maintenance activities, including a completed reroofing project in 2001 costing $4,800 and a street space-related permit issued in 2014.

The property has experienced several incidents requiring municipal attention over the past decade, though none directly related to the building's condition or safety. These incidents primarily involved street-level issues, including sidewalk cleaning matters, with the most recent being a 2022 general cleaning call regarding loose garbage that was resolved with nothing found. A 2021 report of medical waste (needles) on the street was resolved, and there have been three reports of abandoned vehicles in the vicinity between 2016 and 2018, though none were present when authorities arrived. An expired street space complaint was addressed in 2013 when a foreman was given 48 hours to renew the permit. The documented history suggests the building itself has been maintained according to standard requirements, with street-related issues being the most notable recurring theme in the property's external environment.

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

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Risk rating

How 1405-1407 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
81th percentile

Out of 1493 buildings in this neighborhood, 284 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
88%
No DBI
violation
12%
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.

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 81.8%
Moderate concern 11.7%
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

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The story over time

1405-1407 12Th Ave event timeline

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

2025
311 Request Nov 26
Garbage and debris
other loose garbage debris yard waste

See all 1 events

Full history back to 2025 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 1405-1407 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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