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427 Chestnut St

North Beach, SF 94133 0063028 6 units · 3 fl · 1932

This building has more problems than most buildings in this neighborhood. Few open issues; problems get fixed quickly. A reasonable bet for a smooth tenancy.

NOVs (7y) vs. neighborhood
Compared to a typical building in North Beach
At or below average
avg 2.1
0
FewerMore

This building has 0 novs (7y), at or below the North Beach average of 2.1.

Rent & eviction protection

Is 427 Chestnut 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 1932
2 or more units
6 units
Property type
Multi-Family Residential
Zoning
RM2
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
Units6
Floors3
Year built1932
Total area6,720 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot0063028
Ownership

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

Owner name
Wong Trust The
Mailing address
Fee Chang & Siu Yip Wong 2408 Jones St San Francisco CA 94133
Last sale
000000

Landlord portfolio

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

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Augrented Insights
AI summary

The 6-unit, 3-story multi-family residential building at 427 Chestnut St in North Beach, owned by Wong Trust The, has undergone several significant maintenance and improvement projects since its construction in 1932. The most notable recent improvement was a complete window replacement project in 2018, costing $40,000, which involved installing wood windows in the front and wood evt-clad windows in the side and rear. The building has also received attention to its plumbing infrastructure, with completed projects in 2019 involving outside sewer/house trap installation, and in 2013 addressing broken roof drain and bathtub drain pipes.

The property has experienced periodic routine inspections by Housing Inspection Services, with the most recent in December 2015 revealing multiple issues requiring attention, including concerns about water damage, lead paint hazards, gas line maintenance, and the need for updated smoke detectors and safety equipment. While all these violations were officially abated by February 2016, their occurrence highlights a period of maintenance challenges. The building has also been subject to multiple 311 calls regarding driveway blocking issues, with at least eight documented cases between 2020 and 2023, resulting in several citations being issued and some cases being resolved when officers were unable to locate the offending vehicles. An entertainment-related noise complaint was logged in November 2023, though this appears to be a relatively recent and potentially minor issue compared to the building's historical maintenance concerns.

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Risk rating

How 427 Chestnut 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
27th percentile

Out of 362 buildings in this neighborhood, 264 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
55%
No DBI
violation
45%
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.

Number of units

The number of units affects how the model reads complaint and violation totals — more units means more potential sources.

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.

12-Month severity forecast
No violation 49.4%
Moderate concern 32.0%
Severe concern 18.6%
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

427 Chestnut St 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 427 Chestnut 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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