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635-637 Guerrero St

Mission Dolores, SF 94110 3588061 2 units · 2 fl · 1911

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 Mission Dolores
At or below average
avg 2.9
0
FewerMore

This building has 0 novs (7y), at or below the Mission Dolores average of 2.9.

Rent & eviction protection

Is 635-637 Guerrero 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 1911
2 or more units
2 units
Property type
Multi-Family Residential
Zoning
RH3
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 built1911
Total area3,250 sq ft
Property typeMulti-Family Residential
Tax statusHome Owners
Blocklot3588061
Ownership

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

Owner name
Philip Beckerrman Living Tr
Mailing address
Philip Beckerrman Trustee 130 Madrone Ave San Francisco CA 94127
Last sale
050316

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.

635 Guerrero St, San Francisco, CA 94110
637 Guerrero St, San Francisco, CA 94110
Augrented Insights
Initial analysis

The property at 635-637 Guerrero Street is a two-unit, two-story multi-family residential building located in the Mission Dolores neighborhood, constructed in 1911 and currently owned by Philip Beckerman Living Trust. The building has undergone significant recent improvements, with major upgrades completed in 2022 including the installation of solar PV systems, reroofing, and the replacement of an existing water heater with a more efficient heat pump model. Prior to this, between 2007-2008, the building received substantial mechanical system upgrades, including the replacement of furnaces and water heaters, though there was an incident in 2008 involving plumbing issues that led to a Notice of Violation regarding defective soil stacks and waste piping between units, which was resolved by July 2008.

The building's infrastructure has seen continued maintenance and upgrading efforts, with a notable electrical system upgrade in March 2022 to 200-amp service for each unit. Historical records show earlier improvements including reroofing work in 1999. The property has experienced some localized infrastructure issues, particularly in 2008, but these were promptly addressed. The surrounding area has experienced typical urban challenges as evidenced by recent 311 calls between 2020 and 2024 regarding street cleaning, waste, and parking issues, though these are external to the building itself. The most recent planning action related to the property was an approved condo conversion application.

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

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Risk rating

How 635-637 Guerrero 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
86th percentile

Out of 799 buildings in this neighborhood, 112 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
83%
No DBI
violation
17%
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 (ZIP code)

The ZIP code captures local housing market and enforcement patterns that affect all buildings in the area.

Neighborhood location

Precise location is a proxy for neighborhood-level risk — some SF blocks have systematically higher DBI activity.

Estimated permit spend (past 7 years)

Dollar value of permits pulled at this address — large recent spend can signal deferred-maintenance catch-up.

12-Month severity forecast
No violation 80.2%
Moderate concern 12.4%
Severe concern 7.4%
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

635-637 Guerrero St event timeline

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

2025
Plumbing Permit Jul 19
Work category: 1p; to comply with physical inspection report #cc - 8575 (plumbing report)
Complete
Electrical PermitMay 21
Code corrections

See all 14 events

Full history back to 2019 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 635-637 Guerrero 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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