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148 Prentiss St

Bernal Heights, SF 94110 5653009

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 Bernal Heights
At or below average
avg 1.2
0
FewerMore

This building has 0 novs (7y), at or below the Bernal Heights average of 1.2.

Rent & eviction protection

Is 148 Prentiss 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 1904
2 or more units
? units
Property type
Multi-Family Residential
Zoning
RH1
Possibly exempt. Built before 1979 but single-unit — single-family homes and condos may be exempt from the SF Rent Ordinance.

Based on SF Assessor records. Not legal advice — confirm with the SF Rent Board.

Building characteristics
Units
Floors2
Year built1904
Total area1,500 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot5653009
Ownership

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

Owner name
Cordero Roberto & Emilina
Mailing address
148 Prentiss St San Francisco CA 94110
Last sale
020613

Landlord portfolio

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

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Augrented Insights
Initial analysis

The property at 148 Prentiss Street in Bernal Heights is a two-story, single-family residential building constructed in 1904, currently owned by Roberto & Emilina Cordero. The building underwent significant modifications between 2010-2011 in response to multiple violations regarding unauthorized dwelling units. These violations included unapproved wiring, plumbing installations, lack of smoke detectors, improper occupancy, and ventilation issues, all of which were documented during inspections in 2010. The illegal unit removal and subsequent permitted renovations, which cost approximately $40,000, involved converting unauthorized living spaces back to storage and bathroom modifications, along with foundation repairs and bathroom remodeling. The building's systems have seen various improvements, including the installation of a 2.0 kW solar system in 2014, new electrical circuits and fixtures in 2011, and a new furnace in 2011.

Earlier maintenance records show roofing work completed in 2006, while historical permits from 1986 indicate exterior painting, deck repairs, and siding replacement. More recently, there has been a pattern of abandoned vehicle complaints in the vicinity of the property throughout 2024, with multiple reports of vehicles in violation. The building has now complied with all major structural and safety requirements, though the extensive renovation history provides insight into past occupancy issues that have since been resolved. The property's current status shows no active violations or complaints related to the building's structure or systems as of October 2023.

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

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Risk rating

How 148 Prentiss 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
68th percentile

Out of 1276 buildings in this neighborhood, 408 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
78%
No DBI
violation
22%
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 permits, owner's portfolio

Permits pulled across all of this owner's buildings over 7 years.

12-Month severity forecast
No violation 73.8%
Moderate concern 17.7%
Severe concern 8.5%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
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The story over time

148 Prentiss St event timeline

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

No dated public records on file yet.
Every record we have

Full data for 148 Prentiss 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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