Free SF apartment background check

309-315 Potrero Ave

Potrero Hill, SF 94103 3961020 5 units · 3 fl · 1906

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 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 309-315 Potrero Ave 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 1906
2 or more units
5 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
Units5
Floors3
Year built1906
Total area7,626 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot3961020
Ownership

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

Owner name
Homespace Llc
Mailing address
127 Bowdoin Pl Seattle WA 98103
Last sale
091720

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.

311 Potrero Ave, San Francisco, CA 94103
309 Potrero Ave, San Francisco, CA 94103
313 Potrero Ave, San Francisco, CA 94103
315 Potrero Ave, San Francisco, CA 94103
313 A Potrero Ave, San Francisco, CA 94103
Augrented Insights
Initial analysis

The three-story mixed-use building at 309-315 Potrero Avenue in Potrero Hill, owned by Homespace LLC, was constructed in 1906 and contains three residential units plus commercial space. The property has undergone significant renovations and improvements, particularly between 2012-2019, including extensive plumbing and electrical work, HVAC system upgrades, and commercial space modifications. In 2019, the building had both sewer repairs and the installation of new furnaces for multiple units. The 2013-2014 period saw substantial improvements including bathroom remodels, kitchen installations, and electrical system upgrades across units 311, 313A/B, and 315, along with the conversion of restaurant space to retail/office use.

Recent activity at the building includes multiple 311 calls in January 2025 regarding street conditions such as blocked bicycle lanes and debris, as well as an open public health inspection request. Historically, there was one fire complaint in 2006 regarding blocked exits, which was found to have no merit, and no fire incidents with civilian injuries have been recorded. A short-term rental violation was reported and abated at 311 Potrero Avenue. The building's documented permits and inspections suggest it has received regular maintenance and updates, particularly to its mechanical systems and living spaces, though the frequency of street-related complaints in early 2025 indicates ongoing challenges with the surrounding public right-of-way conditions.

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

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Risk rating

How 309-315 Potrero Ave'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
29th percentile

Out of 726 buildings in this neighborhood, 515 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.

Building size

Total floor area — a proxy for building scale and the number of systems (plumbing, electrical, HVAC) that can fail.

Number of units

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

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 38.2%
Moderate concern 37.0%
Severe concern 24.9%
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

309-315 Potrero Ave event timeline

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

2026
Building Permit Jun 16
Legalize existing electrical wall sign to abate planning violation 2026000754 enf under amnesty program. your new barber
$3,000 · Filed
311 RequestJun 09
Parking on sidewalk

See all 5 events

Full history back to 2026 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 309-315 Potrero Ave 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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