Free SF apartment background check

431-437 Spruce St

Presidio Heights, SF 94118 1017004 4 units · 2 fl · 1900

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 Presidio Heights
At or below average
avg 1.2
0
FewerMore

This building has 0 novs (7y), at or below the Presidio Heights average of 1.2.

Rent & eviction protection

Is 431-437 Spruce 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 1900
2 or more units
4 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
Units4
Floors2
Year built1900
Total area3,656 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot1017004
Ownership

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

Owner name
Tjoe Family Trust
Mailing address
Tjoe Maoe Kian & Lila Woo, 288 Athens St San Francisco CA 94112
Last sale
100109

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.

433 Spruce St, San Francisco, CA 94118
431 Spruce St, San Francisco, CA 94118
437 Spruce St, San Francisco, CA 94118
435 Spruce St, San Francisco, CA 94118
Augrented Insights
Initial analysis

The 4-unit, 2-story multi-family residential building at 431-437 Spruce Street in Presidio Heights, owned by the Tjoe Family Trust, has undergone several significant renovations since its construction in 1900. The most recent major work was completed in 2016, involving comprehensive remodeling of one bathroom, a half bathroom, and kitchen, along with window replacements, electrical upgrades, and unit-wide painting, costing $25,000. Prior improvements include a 2011 renovation of one kitchen and one bathroom, a porch sheetrock installation in 2008, and a reroofing project in 2007. The building received multiple system upgrades between 2006-2008, including electrical work for lighting and emergency systems, plumbing updates for all units, and an underground service conversion.

Of particular note, the building experienced a series of violations in March 2008 related to safety and maintenance issues, including concerns about lead paint hazards, security deficiencies (such as missing door viewers), fire safety equipment, and exterior paint conditions. However, all these violations were officially abated by April 17, 2008. The property has maintained regular maintenance and upgrades over the years, with several units receiving targeted improvements (e.g., Unit 433's kitchen improvements in 2007). Recent activity includes routine inspections and standard municipal service requests, such as temporary parking signs and street maintenance issues, though these are not directly related to the building's condition or management.

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

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Risk rating

How 431-437 Spruce 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
54th percentile

Out of 181 buildings in this neighborhood, 83 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
78%
No DBI
violation
22%
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 age

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

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 78.2%
Moderate concern 13.1%
Severe concern 8.7%
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

431-437 Spruce St event timeline

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

2025
311 Request May 05
Overgrown tree
other

See all 1 events

Full history back to 2025 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 431-437 Spruce 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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