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45 Costa St

Bernal Heights, SF 94110 5574017 2 units · 2 fl · 1906

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 Bernal Heights
At or below average
avg 1.2
1
FewerMore

This building has 1 novs (7y), at or below the Bernal Heights average of 1.2.

Rent & eviction protection

Is 45 Costa 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 1906
2 or more units
2 units
Property type
Multi-Family Residential
Zoning
RH1
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 built1906
Total area1,500 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot5574017
Ownership

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

Owner name
Almanza Jose
Mailing address
461 Goettingen St San Francisco CA 94134
Last sale
092110

Landlord portfolio

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

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Augrented Insights
Initial analysis

The two-unit residential building at 45 Costa Street in Bernal Heights, owned by Jose Almanza, is a 1906 flats/duplex structure that has undergone several significant improvements and faced some regulatory challenges. Most recently, the property has been involved in solar panel installations, with three permits issued between 2022 and 2024 for a 6.12 kW system comprising 17 modules. However, an active complaint from January 2022 remains regarding unauthorized installation of solar equipment. The building has seen various infrastructure improvements, including a water main replacement in 2013, gutter repairs in 2007 to address drainage issues, and multiple renovation projects in 2006 that required permits following a stop-work order for unpermitted remodeling.

Historical records show the property had a roof replacement in 1995 and various building violations, though most have been resolved. These included a complaint about improper gutter installation affecting neighboring property in 2007, and several fire code violations (including combustible vegetation issues) at nearby addresses in 2006 and 2018 that were abated. Recent activity around the property includes multiple municipal service requests between 2023-2025 regarding street cleaning, garbage removal, and infrastructure maintenance, as well as a tree-related issue. While the building has maintained basic compliance with major systems and received numerous system upgrades (including a planned service upgrade for solar), the active permit violation regarding solar panel installation suggests some ongoing regulatory issues.

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

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Risk rating

How 45 Costa 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
14th percentile

Out of 1276 buildings in this neighborhood, 1097 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
53%
No DBI
violation
47%
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.

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 47.8%
Moderate concern 42.2%
Severe concern 10.0%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

45 Costa St apartment reviews

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The story over time

45 Costa St event timeline

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

2026
311 Request May 29
Garbage and debris
other loose garbage debris yard waste
311 RequestMay 29
Garbage and debris

See all 10 events

Full history back to 2022 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 45 Costa 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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