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156-158 Cook St

Lone Mountain, SF 94118 1089020 2 units · 2 fl · 1885

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 Lone Mountain
At or below average
avg 0.9
0
FewerMore

This building has 0 novs (7y), at or below the Lone Mountain average of 0.9.

Rent & eviction protection

Is 156-158 Cook St 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 1885
2 or more units
2 units
Property type
Multi-Family Residential
Zoning
RH3
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 built1885
Total area2,376 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1089020
Ownership

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

Owner name
Jennifer Kwok Living Trust
Mailing address
Jennifer Kwok Trustee 3735 Geary Blvd San Francisco CA 94118
Last sale
040302

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.

158 Cook St, San Francisco, CA 94118
156 Cook St, San Francisco, CA 94118
Augrented Insights
Initial analysis

The property at 156-158 Cook Street is a two-unit, two-story multi-family residential building located in the Lone Mountain neighborhood. Built in 1885 and currently owned by the Jennifer Kwok Living Trust, this flats and duplex building has undergone several notable improvements over the years. In the late 1990s, significant renovations were completed, including bathroom additions and repairs to dry rot in 1997, along with kitchen upgrades involving new sinks, cabinets, and linoleum flooring. More recently, in 2004, the electrical system received an important upgrade with the installation of a 200-amp main panel and additional electrical work.

The building's recent history shows no significant safety concerns or major structural issues. However, there have been numerous reports regarding parking violations and street maintenance in the immediate vicinity between 2021 and 2025, with multiple instances of vehicles parking on sidewalks and blocking driveways, resulting in several citations being issued by parking enforcement. There have also been cases of street cleaning needs, including reports of garbage, debris, and a damaged tree, though these were generally resolved through appropriate municipal services. A recent parking-related inquiry in January 2025 involved two white Teslas on the block, suggesting some ongoing parking management challenges in the area, though this was determined to have no merit regarding the particular complaint. While these neighborhood issues are notable, they primarily relate to street-level conditions and parking management rather than the building's structural or systems integrity.

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

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Risk rating

How 156-158 Cook St'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
95th percentile

Out of 519 buildings in this neighborhood, 26 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
94%
No DBI
violation
6%
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 permits, owner's portfolio

Permits pulled across all of this owner's buildings over 7 years.

Estimated permit spend (past 7 years)

Dollar value of permits pulled at this address — large recent spend can signal deferred-maintenance catch-up.

Construction spend, owner's portfolio

Estimated permit value across all of this owner's buildings.

12-Month severity forecast
No violation 86.4%
Moderate concern 11.1%
Severe concern 2.5%
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

156-158 Cook St 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 156-158 Cook St 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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