Free SF apartment background check

156 9Th Ave

Lake Street, SF 94118 1368032 15 units · 3 fl · 1965

This building has far more open problems than almost any other in the neighborhood. A handful of unresolved issues. Worth a careful walk-through and pointed questions.

NOVs (7y) vs. neighborhood
Compared to a typical building in Lake Street
At or below average
avg 0.6
0
FewerMore

This building has 0 novs (7y), at or below the Lake Street average of 0.6.

Rent & eviction protection

Is 156 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 1965
2 or more units
15 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
Units15
Floors3
Year built1965
Total area12,711 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1368032
Ownership

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

Owner name
Kenneth J & Barbara L Krzyw
Mailing address
Kenneth & Barbara Krzywicki Po Box 591540 San Francisco CA 94159
Last sale
000000

Landlord portfolio

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

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Augrented Insights
Initial analysis

The 15-unit multi-family residential building at 156 9th Avenue, owned by Kenneth J & Barbara L Krzyw, was constructed in 1965 and completed a mandatory soft-story retrofit in 2018 (Tier 4 status) at a cost of $130,000. Notable recent improvements include a comprehensive fire alarm system upgrade completed in September 2023, valued at $47,600, to comply with SFFC Section 1103.7.6.1, and ongoing issues with the boiler system as of 2024. The building has experienced several maintenance challenges over the past two years, including a March 2023 complaint about heating issues and a late 2023 complaint regarding a noisy boiler in the laundry area. Historical maintenance records show periodic plumbing system attention, including house trap and sewer replacements (2020 and 2014), and various improvements to individual units such as a 2014 kitchen and bathroom remodel in Unit #101.

The property has a documented history of fire safety concerns, particularly in 2002 when multiple violations were recorded regarding egress obstructions, fire escape maintenance, and other fire-related issues, though these were promptly abated by May 2002. More recent fire safety compliance has been maintained, with resolved complaints regarding extinguishers and exit maintenance in 2021-2023, and completed fire alarm system upgrades. The building has experienced recurring plumbing issues, particularly with sewer systems, as evidenced by multiple 311 calls between 2019 and 2022. A fire incident response in the building's history includes instances of elevator rescues, alarm system malfunctions, and plumbing-related emergencies, though none resulted in civilian injuries. Regular routine inspections have generally shown no significant violations, and the building has undergone various infrastructure improvements over the years, including a 1994 front door replacement for Unit #205 and a 1999 reroofing project.

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

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Risk rating

How 156 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

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
3th percentile

Out of 660 buildings in this neighborhood, 640 are predicted to be safer.

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

DBI tenant complaints (past 7 years)

Formal complaints tenants filed with DBI about this building over 7 years.

12-Month severity forecast
No violation 28.1%
Moderate concern 59.9%
Severe concern 12.0%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

156 9Th Ave apartment reviews

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The story over time

156 9Th Ave event timeline

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

2025
Fire Complaint Aug 19
Sprinkler/Standpipe Systems
No Merit

See all 10 events

Full history back to 2020 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 156 9Th 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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