Free SF apartment background check

1450 Guerrero St

Noe Valley, SF 94110 6577001 4 units · 2 fl · 1923

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 Noe Valley
At or below average
avg 1.2
0
FewerMore

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

Rent & eviction protection

Is 1450 Guerrero 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 1923
2 or more units
4 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
Units4
Floors2
Year built1923
Total area3,180 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot6577001
Ownership

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

Owner name
Walley Timothy F & Jacqueli
Mailing address
244 Modoc Pl Pacifica CA 94044
Last sale
091015

Landlord portfolio

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

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Augrented Insights
Initial analysis

1450 Guerrero Street is a two-story, four-unit multi-family residential building located in Noe Valley, constructed in 1923 and currently owned by Timothy F. & Jacqueli Walley. The property has undergone several significant improvements over the years, with the most recent work completed in May 2024 involving a comprehensive sewer line replacement from the curb through the building. Historical maintenance includes substantial renovations in 2006-2006 to three units' kitchens and bathrooms (units 1, 2, and 4), electrical upgrades, and repairs to address dry rot on back stairs. The building has faced several safety inspections and violations, particularly in 2000 and 2016, primarily related to fire safety concerns such as smoke detector installation, fire extinguisher maintenance, and fire escape storage. These violations were all addressed and abated, with the most recent routine inspection conducted and resolved in December 2016.

The property has experienced some structural and maintenance issues requiring attention, including back stairs repairs in 1997, roof work in 1990, and plumbing upgrades. Recent infrastructure work suggests ongoing maintenance commitment from ownership, with the sewer line replacement being the most current example. The building has generated multiple 311 calls, particularly in late 2024, primarily related to external issues such as flooding, debris, and street maintenance concerns, though these are not directly related to the building's condition or safety. The most recent building inspection records show no active violations or complaints, indicating satisfactory resolution of previous issues and compliance with housing codes.

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

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Risk rating

How 1450 Guerrero 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
25th percentile

Out of 1879 buildings in this neighborhood, 1409 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
62%
No DBI
violation
38%
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.

Neighborhood location

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

Neighborhood (ZIP code)

The ZIP code captures local housing market and enforcement patterns that affect all buildings in the area.

12-Month severity forecast
No violation 48.7%
Moderate concern 18.7%
Severe concern 32.6%
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

1450 Guerrero St event timeline

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

2026
311 Request Jun 13
Not offensive
signal box
311 RequestApr 09
Not offensive

See all 9 events

Full history back to 2024 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 1450 Guerrero 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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