Building and Landlord Data Analysis Report

493 Guerrero St, San Francisco, CA 94110

Complaints

Fire Incidents

311 Calls

Permits

Risk Assessment

High Risk

This building is in the riskiest 10% of buildings in Presidio Heights with significant maintenance issues.

Our AI predicts there is a 33% chance of no major maintenance issues.

Augrented Insights Report

The three-unit multi-family residential building at 493 Guerrero Street in Mission Dolores, owned by the Song Gahn Chin Hom Trust, is a two-story structure dating back to 1906. The building's recorded history from 2019 to 2025 shows a pattern of graffiti and street cleanliness issues affecting the surrounding area, though with no direct incidents affecting the building itself.

The most recent incident, recorded in January 2025, involves graffiti on AT&T property, while there was an abandoned furniture case in July 2024 that has since been resolved. The property has experienced recurring graffiti issues, with three separate incidents involving AT&T property between 2020 and 2025, including one labeled "offensive" in July 2021.

Street cleaning matters have been documented regularly, with cases involving general cleaning (May 2020, October 2019), human or animal waste (February 2023), and a tipped-over litter receptacle (August 2023), all of which have been successfully resolved. Notably, there have been no recorded fire incidents at this address, with the fire department responding to one call that turned out to be a false alarm with no injuries reported.

Last updated: January 17, 2025

This report is created with AI and based on the most recent 10 data items in each category. Full reports with 50+ data points are available to subscribers.

493 Guerrero St Report Contents

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Building Overview

Renter Risk Rating

This building is in the riskiest 10% of buildings in Mission Dolores.

33% chance of no major maintenance issues.

Building Characteristics

Total units	3
Year built	1906
Total area	2122 sq ft
Floors	2
Tax Abatements	None
Building Class	F - Flats & Duplex

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Key Building Statistics

Building Complaints

Number of complaints filed with the Department of Building Inspection in the last 7 years.

Code Violations

Building code violations issued by DBI in the last 7 years.

Fire Incidents

Total number of fire incidents reported at this building.

DBI Director Hearings

Number of Director's Hearings held by DBI in the last 7 years.

311 Calls

Number of 311 calls for this building.

Fire Injuries

Number of fire injuries reported by SFFD.

Building Permits

Number of building permits issued by DBI.

Map and Aerial View of 493 Guerrero St

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493 Guerrero St Landlord Information

Ownership Data

Ownership data from the Secured Roll (property tax) provided by the SF Assessor-Recorder.

Name	Address
Song Gahn Chin Hom Trust	Hom Song Gahn Chin Trustee 497 Guerrero St San Francisco CA 94110

Landlord Portfolio

We cross-reference landlords' property tax registrations to find the other buildings they own or manage.

Address	Units	Code Violations	Risk Rating

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Landlord Court Records

From CA Court Service & DocketAlarm. Note: name matching only, verify parties are actually the owners by reviewing the case files!

Date Filed	Case Title	Court	Link

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493 Guerrero St Rent Control Status

Year Built

Built before 1979

Units

More than 1 unit

Rent Board Registration

Not applicable

Additional Info

N/A

Year Built	Units	Rent Board Registration	Additional Info
Before 1979	>1 unit	N/A	N/A

Rent Controlled. Units should be rent controlled and subject to eviction protection under San Francisco's Rent Ordinance.

Full Building Data for 493 Guerrero St

311 Housing Complaints

The table below shows the 311 housing complaints received regarding the conditions at 493 Guerrero St, as well as requests for service nearby.

Opened	Category	Responsible Agency	Request Type	Request Details	Status
2025-01-30 18:50:25+00:00	Graffiti Private	PW - Street and Environmental Services	not_offensive	building_commercial	Open
2025-01-01 13:43:56+00:00	Graffiti Public	ATT - Graffiti	not_offensive	att_property	Closed
2024-07-05 13:06:16+00:00	Street and Sidewalk Cleaning	Recology - Abandoned	garbage_and_debris	furniture	Closed
2023-08-20 10:27:00+00:00	Litter Receptacles	DPW Ops Queue	Tipped_over	N/A	Closed
2023-02-03 15:44:00+00:00	Street and Sidewalk Cleaning	DPW Ops Queue	Human or Animal Waste	Human or Animal Waste	Closed

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DBI Complaints

Complaints received by the Department of Building Inspection.

Date Filed	Date Abated	Assigned Division	Complaint Description	Status	Link

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DBI Violations

Building code violations records.

Date Filed	Date Abated	Item	Violation Description	Status

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Fire Violations

Fire code violations recorded by the San Francisco Fire Department.

Violation Date	Disposition Date	Address	Violation Description	Status

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Fire Incidents

Historical fire incident records for the property.

Incident Date	Primary Situation	Ignition Cause	Civilian Injuries
2022-10-11 00:00:00+00:00	622 No incident found on arrival at dispatch address	None	0

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Building Permits

Permit records for 493 Guerrero St.

Permit Creation Date	Estimated Cost	Description	Status	Permit Number

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Electrical Permits

Electrical system permits for the building.

Application Date	Description	Status	Permit Number

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Plumbing Permits

Plumbing system permits for the building.

Application Date	Description	Status	Permit Number

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Planning Records

Planning records for the property.

Date	Project Address	Description	Applicant

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Tenant Buyouts

Tenant buyout records for the property.

Blocklot	Address	Agreement Date	Amount	Tenants

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How 493 Guerrero St Compares

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493 Guerrero St, San Francisco, CA 94110

Risk Assessment

493 Guerrero St Report Contents

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Building Overview

Renter Risk Rating

Building Characteristics

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Key Building Statistics

Map and Aerial View of 493 Guerrero St

Street Map View

Satellite View

Reviews of 493 Guerrero St

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493 Guerrero St Landlord Information

Contact Details

Ownership Data

Property Portfolio

Landlord Portfolio

Court Cases

Landlord Court Records

493 Guerrero St Rent Control Status

Year Built

Units

Rent Board Registration

Additional Info

Full Building Data for 493 Guerrero St

Complaints

311 Housing Complaints

DBI Complaints

Building Code Violations

DBI Violations

Fire Records

Fire Violations

Fire Incidents

Permits

Building Permits

Electrical Permits

Plumbing Permits

Planning Records

Planning Records

Tenant Buyouts

Tenant Buyouts

How 493 Guerrero St Compares

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