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30-32 Cornwall St

Inner Richmond, SF 94118 1361018A 2 units · 2 fl · 1922

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 Richmond
At or below average
avg 0.9
0
FewerMore

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

Rent & eviction protection

Is 30-32 Cornwall 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 1922
2 or more units
2 units
Property type
Multi-Family Residential
Zoning
RM1
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 built1922
Total area2,904 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1361018A
Ownership

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

Owner name
Hom William & Linda Kwong
Mailing address
465 Monticello St San Francisco CA 94127
Last sale
041521

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.

30 Cornwall St, San Francisco, CA 94118
32 Cornwall St, San Francisco, CA 94118
Augrented Insights
Initial analysis

The two-unit residential building at 30-32 Cornwall Street in San Francisco's Inner Richmond neighborhood, owned by William and Linda Kwong, is a two-story flats and duplex structure built in 1922. The property underwent significant renovations in 2021, with the first floor receiving two new bedrooms, a full bath, and a family room, while the second floor received a kitchen remodel, additional full bath, and office space. This comprehensive update included substantial plumbing work (remodeling bathroom and kitchen, adding two new full baths and shower pans, installing underground plumbing and new laundry facilities), electrical upgrades (complete rewiring with new UF ground), and mechanical improvements (replacement of two water heaters and furnaces), with a total construction cost of $160,000.

The building's maintenance history includes earlier improvements such as vinyl siding installation in 1994, aluminum window installation in 1988, and various other historical permits from the late 1980s. The property has experienced multiple parking-related issues in recent years, with three documented cases of unauthorized parking between 2020-2023, including two cases of driveway blocking that resulted in citations. The 311 call records from 2020-2024 show various neighborhood concerns, including illegal parking, medical waste removal, and general street cleaning issues, though none of these directly relate to the building's condition or habitability. The only planning record on file indicates some confusion regarding ground floor bathrooms that were not shown on the project sponsor's site plan, though this appears to have been resolved through proper permitting and inspections of the 2021 renovations.

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

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Risk rating

How 30-32 Cornwall 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
97th percentile

Out of 1723 buildings in this neighborhood, 52 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
93%
No DBI
violation
7%
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.

Building age

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

Building age

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

12-Month severity forecast
No violation 89.6%
Moderate concern 8.6%
Severe concern 1.8%
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

30-32 Cornwall St event timeline

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

2023
311 Request Jun 17
Blocking driveway cite only
Blue - Toyota - 8ZQK822
311 RequestJun 01
Bulky items

See all 6 events

Full history back to 2021 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 30-32 Cornwall 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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