Free SF apartment background check

50 Balmy St

Inner Mission, SF 94110 6522032 2 units · 2 fl · 1950

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 Inner Mission
At or below average
avg 2.6
0
FewerMore

This building has 0 novs (7y), at or below the Inner Mission average of 2.6.

Rent & eviction protection

Is 50 Balmy 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 1950
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 built1950
Total area2,250 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot6522032
Ownership

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

Owner name
Brooke Oliver & Elba Rivera
Mailing address
Oliver Brooke & Rivera Elba 1149 Treat Ave San Francisco CA 94110
Last sale
080404

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.

50 A Balmy St, San Francisco, CA 94110
1149 Treat Ave, San Francisco, CA 94110
50 Balmy St, San Francisco, CA 94110
Augrented Insights
Initial analysis

The property at 50 Balmy Street is a two-unit, two-story multi-family residential building located in the Inner Mission neighborhood, built in 1950 and currently owned by Brooke Oliver & Elba Rivera. The building has undergone significant improvements in recent years, most notably the successful conversion of a portion of the first floor into an attached accessory dwelling unit (ADU) completed in 2021 at a cost of $147,500, which represented 39.8% of the building's gross area. Recent upgrades include the installation of a heat pump system with four air handlers and complete rewiring of the basement unit's kitchen and bathroom in 2023, along with bathroom and kitchen plumbing work. Earlier improvements from 2020 included a new roof installation, and substantial electrical system upgrades were performed in 2003 with service to 200 amps.

The building's maintenance history shows regular upkeep, including window replacements in 2009-2010, and the installation of laundry facilities and bathroom fixtures in 2022-2023. External to the building, there have been several 311 calls regarding street cleaning and debris management, particularly in 2024, including reports of abandoned furniture, hazardous materials, and waste. Parking enforcement issues have also been documented, with citations issued for blocked driveways in 2024 and 2020. While the recent improvements to the property suggest active management and maintenance by the owners, the exterior environment has faced challenges with debris and cleanliness, as evidenced by multiple street cleaning requests in recent years.

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

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Risk rating

How 50 Balmy 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
100th percentile

Out of 2380 buildings in this neighborhood, 0 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
94%
No DBI
violation
6%
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.

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.

Building age

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

12-Month severity forecast
No violation 90.9%
Moderate concern 7.0%
Severe concern 2.0%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

50 Balmy St apartment reviews

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The story over time

50 Balmy St event timeline

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

2026
311 Request Mar 08
Other illegal parking
Parking Enforcement
311 RequestMar 07
Other illegal parking

See all 14 events

Full history back to 2020 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 50 Balmy 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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