Free SF apartment background check

2330-2332 Mariposa St

Potrero Hill, SF 94110 3974016 3 units · 2 fl · 1940

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

NOVs (7y) vs. neighborhood
Compared to a typical building in Potrero Hill
At or below average
avg 1.1
0
FewerMore

This building has 0 novs (7y), at or below the Potrero Hill average of 1.1.

Rent & eviction protection

Is 2330-2332 Mariposa 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 1940
2 or more units
3 units
Property type
Multi-Family Residential
Zoning
M1
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
Units3
Floors2
Year built1940
Total area3,010 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot3974016
Ownership

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

Owner name
Mariposa Property Managemen
Mailing address
P.o. Box 14045 Oakland CA 94614
Last sale
060203

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.

491 Potrero Ave, San Francisco, CA 94110
2332 Mariposa St, San Francisco, CA 94110
2330 Mariposa St, San Francisco, CA 94110
Augrented Insights
Initial analysis

The three-unit multi-family residential building at 2330-2332 Mariposa Street in Potrero Hill, constructed in 1940, has experienced several concerning issues in recent years, with the most significant being multiple active and recent complaints regarding blight and unregistered vacancy filed between July and August 2024. The property management has a documented history of maintenance work, including a completed sewer house trap replacement under the sidewalk in February 2009, electrical upgrades including the installation of emergency lights in December 2008, and a reroofing project from March 2002. A notable incident occurred in January 2022 involving reported unauthorized construction work that included cutting a gas line, though this complaint is no longer active.

The building has faced various maintenance and safety challenges, including graffiti incidents in both 2022 and 2023 affecting residential and commercial areas, with some cases being handled by the city’s Graffiti Crew. A concerning pattern of vacancy and blight has emerged in recent years, with commercial vacancy in the summer of 2023 being documented on Craigslist. The property has generated multiple 311 calls for various issues, including garbage and debris concerns, street cleaning needs, and a potentially blocked parking space due to construction equipment in early 2022. While some maintenance requests have been resolved, the recent active blight complaints suggest ongoing concerns about the building's current condition and occupancy status.

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

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Risk rating

How 2330-2332 Mariposa 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
13th percentile

Out of 726 buildings in this neighborhood, 632 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
51%
No DBI
violation
49%
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.

DBI tenant complaints (past 7 years)

Formal complaints tenants filed with DBI about this building over 7 years.

Property class: apartment building

Apartment building — this property classification influences expected violation rates.

DBI complaint rate, owner's portfolio

Per-building complaint rate across the owner's portfolio.

12-Month severity forecast
No violation 30.1%
Moderate concern 64.5%
Severe concern 5.4%
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

2330-2332 Mariposa St event timeline

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

2026
Electrical Permit Jun 11
Tenant improvement - electrical work.
Issued
Plumbing PermitJun 09
Adding a (n) ac and furnace

See all 12 events

Full history back to 2023 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 2330-2332 Mariposa 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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