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1727-1729 9Th Ave

Inner Sunset, SF 94122 2040006 2 units · 2 fl · 1978

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 Inner Sunset
At or below average
avg 1.1
0
FewerMore

This building has 0 novs (7y), at or below the Inner Sunset average of 1.1.

Rent & eviction protection

Is 1727-1729 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 1978
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 built1978
Total area3,850 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot2040006
Ownership

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

Owner name
Peter Bee Lim Lee Survivors
Mailing address
Lee Peter Bee Lim, Ttee 77 Turquoise Way San Francisco CA 94131
Last sale
101816

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.

1729 09th Ave, San Francisco, CA 94122
1727 09th Ave, San Francisco, CA 94122
Augrented Insights
Initial analysis

The two-unit residential building at 1727-1729 9th Avenue in San Francisco's Inner Sunset neighborhood, owned by Peter Bee Lim Lee Survivors, is a two-story flats and duplex structure built in 1978. The property has undergone several notable maintenance and compliance activities over its history, including a significant reroofing project in 2018 costing $17,120 and a compliance-related improvement in 1989. A concerning incident occurred in May 2018 when neighborhood residents reported unpermitted tar application and generator use resulting in noxious fumes, though this complaint is now listed as not active. The building has undergone three routine housing inspections of common areas in 2002, 2010, and most recently in 2018, with all coming back as not active.

The surrounding area has experienced various municipal service calls since 2018, including multiple street cleaning requests, graffiti removals, and a parking enforcement issue. The most recent building-related incident was a general complaint about building services in April 2018, which was transferred for further inspection. The property appears to have generally maintained compliance with building codes since the 1989 improvement, with no recorded building violations in recent years. The 311 call records primarily document neighborhood maintenance issues rather than specific building concerns, with the most recent being a general cleaning request in October 2022 that was resolved with no issues found.

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

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Risk rating

How 1727-1729 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
75th percentile

Out of 1493 buildings in this neighborhood, 373 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
87%
No DBI
violation
13%
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 size

Total floor area — a proxy for building scale and the number of systems (plumbing, electrical, HVAC) that can fail.

Neighborhood location

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

Construction spend, owner's portfolio

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

12-Month severity forecast
No violation 74.2%
Moderate concern 14.8%
Severe concern 11.0%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
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The story over time

1727-1729 9Th 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 1727-1729 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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