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550 17Th Ave

Central Richmond, SF 94118 1559030 2 units · 2 fl · 1909

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 Central Richmond
At or below average
avg 0.5
0
FewerMore

This building has 0 novs (7y), at or below the Central Richmond average of 0.5.

Rent & eviction protection

Is 550 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 1909
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 built1909
Total area3,471 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1559030
Ownership

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

Owner name
Lum Wilson Jin
Mailing address
550 17th Ave San Francisco CA 94121
Last sale
080610

Landlord portfolio

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

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Augrented Insights
Initial analysis

The property at 550 17th Avenue in San Francisco's Central Richmond district is a two-story, multi-family residential building constructed in 1909, currently owned by Wilson Jin and containing two units. The building underwent a horizontal extension and unit addition in 1987, which was properly completed. A significant building complaint was filed in August 2008 regarding scraping work done without proper containment, though this issue was resolved by June 2009 through Housing Inspection Services. Most recently, there was a sewer-related incident in May 2024 involving a 4-inch sewer vent, which was resolved by the Public Utilities Commission.

The building's history shows multiple reports of abandoned vehicles in the vicinity between 2012 and 2017, including cars and a motorcycle, though all were resolved when the vehicles were no longer present. A parking enforcement issue was recorded in August 2023 involving a blocked driveway, which resulted in a citation. Additionally, there was one animal control service request in May 2017 related to the property. The property underwent a tenant buyout at 558 17th Avenue (notably a different address but likely part of the same ownership or building complex) in March 2016, involving three tenants and a payment of $40,000.

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

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Risk rating

How 550 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
40th percentile

Out of 2250 buildings in this neighborhood, 1350 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.

Neighborhood location

Precise location is a proxy for neighborhood-level risk — some SF blocks have systematically higher DBI activity.

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 75.2%
Moderate concern 18.7%
Severe concern 6.1%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

550 17Th Ave apartment reviews

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The story over time

550 17Th Ave 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 550 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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