Free SF apartment background check

1231 16Th Ave

Inner Sunset, SF 94122 1734005 6 units · 2 fl · 1963

This building has more problems than most buildings in this neighborhood. 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 1231 16Th 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 1963
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.

Building characteristics
Units6
Floors2
Year built1963
Total area4,308 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1734005
Ownership

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

Owner name
Young Clara L Survivor Trus
Mailing address
Clara L Young 1231 16Th Ave Apt 4 San Francisco CA 94122
Last sale
042299

Landlord portfolio

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

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Augrented Insights
Initial analysis

The 2-story, 6-unit multi-family residential building at 1231 16th Avenue in San Francisco's Inner Sunset neighborhood, owned by Clara L Young Survivor Trust, has undergone several significant safety and maintenance upgrades since its construction in 1963. Most notably, in 2022 the building received a new manual fire alarm system (total cost $23,526) to comply with SFFD requirements, addressing previous fire safety concerns documented in routine inspections. In 2016, the building completed mandatory soft-story retrofit work (cost $45,000), demonstrating compliance with seismic safety requirements as a Tier 3 building that received its Certificate of Final Completion. Other improvements include the installation of vinyl siding in 2011 ($23,500) and replacement of rear-facing vinyl windows in 2015 ($2,592), both of which were successfully completed.

The building has a history of routine housing inspections, with the most recent occurring in 2018, which revealed several fire safety issues that were subsequently resolved, including problems with the central alarm system and fire extinguishers. Similar fire safety violations were documented in a 2001 inspection, including issues with smoke enclosure door closers and fire proofing materials, all of which were abated within approximately one month. A 2018 complaint also noted the need to brace water heaters. While there were multiple building violations related to fire safety systems and security requirements over the years, all have been properly addressed and resolved. The property has experienced minimal external issues as evidenced by recent 311 calls, with the most recent complaint in February 2024 being related to street cleaning. Past neighborhood concerns primarily involved pavement defects (2015-2016) and a single instance of graffiti in 2010, all of which were resolved.

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

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Risk rating

How 1231 16Th 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
21th percentile

Out of 1493 buildings in this neighborhood, 1179 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
65%
No DBI
violation
35%
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.

Neighborhood (ZIP code)

The ZIP code captures local housing market and enforcement patterns that affect all buildings in the area.

Building size

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

12-Month severity forecast
No violation 68.6%
Moderate concern 14.4%
Severe concern 17.0%
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

1231 16Th Ave event timeline

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

2022
Electrical Permit Mar 01
New manual fire alarm system to comply with ab201 for r2 occupancy
Complete
Building PermitFeb 28
New manual fire alarm system to comply with sffd ab2.01 for existing r-2 occupancy

See all 2 events

Full history back to 2022 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 1231 16Th 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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