Free SF apartment background check

454 30Th St

Noe Valley, SF 94131 6639018 2 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 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 454 30Th 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
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 built1900
Total area1,296 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot6639018
Ownership

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

Owner name
Cabezas William & Christina
Mailing address
454 30th St San Francisco CA 94131
Last sale
120413

Landlord portfolio

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

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Augrented Insights
Initial analysis

The property at 454 30th Street in Noe Valley is a 1-story, 2-unit multi-family residential building constructed in 1900, currently owned by William & Christina Cabezas. The building has undergone several maintenance and improvement projects over the past few decades, most notably a significant $27,000 reroofing project completed in December 2021, which represents the most recent major building improvement. Historical permits show an attempt in 1985 to modify the brick foundation, though this permit ultimately expired, and a plumbing permit from 2008 for the installation of a direct-vent gas insert into an existing fireplace, which also expired.

The property and surrounding area have experienced various urban issues over the past few years, with the most recent incidents occurring in 2024 including a pavement defect (open status), a resolved garbage and debris complaint, and an encampment-related call that couldn't be located. Several parking-related incidents have been recorded between 2022 and 2023, with multiple reports of vehicles parking on the sidewalk, though most of these could not be validated by responding officers. Infrastructure concerns have included a damaged side sewer vent cover (resolved in February 2023) and an open sidewalk defect case from January 2023, which raises potential safety concerns. The area has also experienced some street cleaning and maintenance issues, as evidenced by the missed mechanical sweeping route in July 2024. A single fire incident was reported, classified as "person in distress, other," though there were no civilian injuries recorded.

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

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Risk rating

How 454 30Th 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
95th percentile

Out of 1879 buildings in this neighborhood, 94 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.

Construction spend, owner's portfolio

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

Building age

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

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 80.8%
Moderate concern 10.9%
Severe concern 8.2%
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

454 30Th St event timeline

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

2021
Building Permit Dec 08
Reroofing
$27,000 · Complete

See all 1 events

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

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Every record we have

Full data for 454 30Th 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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