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166 17Th Ave

Lake Street, SF 94118 1376031 2 units · 2 fl · 1915

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 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 166 17Th 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 1915
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 built1915
Total area3,140 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot1376031
Ownership

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

Owner name
Wilbur Ben Yong Trust 2013
Mailing address
Yong Wilbur B Trustee 166 17Th Ave San Francisco CA 94121
Last sale
060397

Landlord portfolio

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

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Augrented Insights
Initial analysis

The two-unit residential building at 166 17th Avenue in the Lake-Presidio neighborhood, currently owned by the Wilbur Ben Yong Trust 2013, is a two-story flats and duplex structure built in 1915. The property has undergone several significant improvements over the past 30+ years, with the most substantial renovation occurring in 2010-2011, when a complete kitchen and bathroom remodeling project was completed at a cost of $55,000, including new plumbing and extensive electrical work that upgraded the electrical service to 200 amps with the installation of new lighting, appliances, and safety features. The building has received regular maintenance attention, with documented repairs to exterior elements including dryrot repairs to rear stairs in 1997, footing repairs to the sunroom in 1997, and stucco and anchor bolt repairs in 1990.

The property's most recent activity includes a public works service request in February 2024, which was promptly resolved through inspection. Of particular note is a tenant buyout that occurred in November 2022 at the neighboring address of 170 17th Avenue, involving one tenant and a buyout amount of $78,000, though this is separate from the current building's records. While the building's maintenance history shows regular upkeep of both major systems and cosmetic improvements, no significant safety incidents or recurrent issues have been documented in recent years.

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

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Risk rating

How 166 17Th 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
49th percentile

Out of 660 buildings in this neighborhood, 337 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 age

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

Construction spend, owner's portfolio

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

Estimated permit spend (past 7 years)

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

12-Month severity forecast
No violation 78.0%
Moderate concern 17.8%
Severe concern 4.2%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

166 17Th Ave apartment reviews

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The story over time

166 17Th Ave event timeline

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

2022
Tenant Buyout Nov 07
Tenant buyout · $78,000
1 tenant(s)

See all 1 events

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

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Every record we have

Full data for 166 17Th 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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