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173-175 Parker Ave

Jordan Park/Laurel Heights, SF 94118 1064018 3 units · 3 fl · 1910

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 Jordan Park/Laurel Heights
At or below average
avg 0.9
0
FewerMore

This building has 0 novs (7y), at or below the Jordan Park/Laurel Heights average of 0.9.

Rent & eviction protection

Is 173-175 Parker 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 1910
2 or more units
3 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
Units3
Floors3
Year built1910
Total area4,428 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot1064018
Ownership

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

Owner name
Lam-Chen Fmly Tr
Mailing address
Lam Brian & Chen Ethel Ttee 175 Parker Ave San Francisco CA 94118
Last sale
022221

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.

173 A Parker Ave, San Francisco, CA 94118
175 Parker Ave, San Francisco, CA 94118
173 Parker Ave, San Francisco, CA 94118
Augrented Insights
Initial analysis

The 1910 multi-family residential building at 173-175 Parker Avenue, owned by Lam-chen Family Trust, is a 3-story flats and duplex structure containing three units. The property has undergone substantial maintenance and improvements over the past few years, with the most recent work being a furnace replacement and new ductwork installation in early 2024 (cost: $25,600). Significant recent improvements include multiple window replacements (eight windows in October 2023 and three windows in August 2023, totaling $15,000), reroofing completed in May 2023 ($31,360), and the installation of a new water heater in April 2023. In 2022, structural upgrades were completed on the rear popout structure, focusing on the first-floor corner post and floor framing support.

The building has a history of addressing safety and maintenance issues, with the most notable incident occurring in December 2008 during a routine safety inspection that identified several violations, including the need for seismic bracing of the hot water heater, fire extinguisher recharges, exhaust flue securing, and removal of combustible storage in the garage area. These violations were all promptly abated by February 2009. A significant proposal for adding dormers and remodeling multiple units (estimated cost: $400,000) was withdrawn in late 2021, though a subsequent dormer and infill project was approved, meeting various zoning requirements. Recent plumbing work includes a completed furnace changeout and water heater replacement, indicating ongoing maintenance of building systems. The property has experienced occasional parking enforcement issues on the sidewalk nearby, with citations issued in 2020 and 2022.

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

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Risk rating

How 173-175 Parker 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
91th percentile

Out of 272 buildings in this neighborhood, 24 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
91%
No DBI
violation
9%
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.

Director's hearings, owner's portfolio

Escalated DBI enforcement actions across all of this owner's buildings.

Owner's portfolio size

Number of SF parcels this owner is registered on — larger portfolios have distinct risk patterns.

12-Month severity forecast
No violation 83.3%
Moderate concern 14.1%
Severe concern 2.6%
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

173-175 Parker Ave event timeline

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

2025
311 Request Oct 07
Parking on sidewalk
Parking Enforcement
Building PermitJun 18
Revision to 202504144302- no proposed washer/dryer

See all 12 events

Full history back to 2023 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 173-175 Parker 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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