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Housing report

139 BLAKE ST

Lone Mountain/USF · San Francisco 94118

Last updated Apr 27, 2026 from public records

Building report score

1/100 High concern

F

Public records show 7 complaint files with active notices of violation, 8 active complaints, 36 complaint records, 14 permit events in the last 5 years, and repeat themes around mold / moisture and plumbing / leaks.

What public records show

8 Active complaints
7 Active notice files
0 Active Fire violations
14 Recent permits
Year built 1900
Units 3
Property class Flats & Duplex
Neighborhood Lone Mountain/USF

Issue signals

Themes and patterns

Mold / moisture 12 cases
Plumbing / leaks 11 cases
Electrical 11 cases
Fire / life safety 10 cases
Pests / sanitation 8 cases

Active enforcement

Open safety and housing issues

DBI complaint 202544566

Oct 8, 2025 · Active · Building Inspection Division

Caller states they have lived next to home that installed some exhaust pipes from roof and wanted to know if it's up to code. the exhaust fumes is close to caller's window in back of home. the caller lives on cook street, behind cottage.

DBI complaint 202534418

Feb 24, 2025 · Active · Code Enforcement Section

Fire damage

DBI complaint 202290988

May 16, 2022 · Active · Housing Inspection Services

Sink came off the wall in the bathroom ; there is other wall leaks and rotting issues due to leaking in the house-mold issues

DBI complaint 201642851

Oct 21, 2016 · Active · Housing Inspection Services

Date last observed: 20-oct-16; time last observed: today; floor: 2nd; unit: door on ri; exact location: main bldg; building type: residence/dwelling hazardous appliance; mold; other electrical; ; additional information: mold is throughout level, mold coming out of cracks in ceili

DBI complaint 201069887

Sep 27, 2010 · Active · Code Enforcement Section

Major plumbing work being done on restroom w/o a permit.

DBI complaint 201040564

Apr 6, 2010 · Active · Housing Inspection Services

Downstairs toilet keeps overflowing and sump pump will not shut off.

DBI complaint 201036432

Mar 11, 2010 · Active · Housing Inspection Services

Shower tiles falling off wall and wood rot. roof leaks into unit 141. non professional wiring from electrkical room into unit 141 exposed wiring from conduit in walk way. yard full of old furniture. possible other code violations.

DBI complaint 200669650

May 12, 2006 · Active · Housing Inspection Services

Illegal change of use from two units to a hotel without the benefit of permits.

Formal notices

Notices of violation

Active formal notice on complaint 202534418

Feb 24, 2025

1 active notice item

Active formal notice on complaint 202290988

May 16, 2022

5 active notice items

Active formal notice on complaint 201642851

Oct 21, 2016

26 active notice items

Active formal notice on complaint 201069887

Sep 27, 2010

2 active notice items

Active formal notice on complaint 201040564

Apr 6, 2010

19 active notice items

Permit history

Recent permit activity

Permit 202504174614

Issued Apr 17, 2025 · issued

front building, ground floor - permit for debris removal only for structural evaluation. provide temporary shoring as needed for damaged structural members. all other work, including demo of affected areas in basement shall be on a seperate permit to include full plans.

Permit 202504174614

Issued Apr 17, 2025 · issued

front building, ground floor - permit for debris removal only for structural evaluation. provide temporary shoring as needed for damaged structural members. all other work, including demo of affected areas in basement shall be on a seperate permit to include full plans.

Permit 202410314102

Filed Nov 26, 2024 · filed

add 1 adu per state law. 1/f add kitchen for adu. basement level: add 1 bedroom, office and living room. remodel (e) bathroom.

Permit 202410314102

Filed Nov 26, 2024 · filed

add 1 adu per state law. 1/f add kitchen for adu. basement level: add 1 bedroom, office and living room. remodel (e) bathroom.

Permit 202302071566

Issued Feb 8, 2023 · issued

to comply with complaint #201040564, 201642851: gas direct vent, lead paint encapsulation, misc bathroom and kitchen repairs (mold removal and painting), install tankless water heater, remove combustible storage, eliminate mold, repair walls, use water based paint. kitchen: 50 sf

Fire records

Fire violations and inspections

No unresolved Fire violation was found.

Resident reports

Building-related 311 reports

General Request 101002752360

Oct 8, 2025 · Closed

Residential Building 101001568137

Mar 6, 2025 · Closed

Residential Building 101001568124

Mar 6, 2025 · Closed

General Request - DPH 17938031

Feb 27, 2024 · Closed

General Request - DPH 17279231

Sep 10, 2023 · Closed

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Complaints (36)
Notices of violation (13)
Permits (16)

This page is a non-official summary built from City and County of San Francisco public records (DBI, Fire, 311, building permits). The interactive version below loads the latest data live. Learn how Housing Report Card works.