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Housing report

312 MASON ST

Tenderloin · San Francisco 94102

Last updated Jul 11, 2026 from public records

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Building report score

85/100 Good standing

B

Public records show 17 complaint records, 4 permit events in the last 5 years, and repeat themes around heat / boiler and plumbing / leaks.

What public records show

0 Active complaints
0 Active notice files
0 Active Fire violations
4 Recent permits
Year built 1908
Units 0
Property class Hotels - Other
Neighborhood Tenderloin

Issue signals

Themes and patterns

Heat / boiler 6 cases
Plumbing / leaks 6 cases
Fire / life safety 3 cases
Accessibility 3 cases
Electrical 2 cases

Active enforcement

Open safety and housing issues

No active building inspection complaint was found for 312 MASON ST.

Formal notices

Notices of violation

No active formal notices on file.

Permit history

Recent permit activity

Permit 202512121715

Issued Dec 19, 2025 · issued

cornice maintenance, including steel trussed, wood framing, and brick walls. no visible change to the exterior of the building.

Permit 202502110074

Issued Apr 11, 2025 · issued

removal and abatement of (e) paint on sheet metal and repair on repaint. masonry facade repair. repair (e) wood/metal windows in kind. work is facing street and in the public right of way.

Permit 202310269553

Issued Oct 26, 2023 · issued

modify (e) hood & duct fire suppression system

Permit 202110140436

Issued Nov 30, 2021 · issued

fire only: replace existing fire pump, jockey pump, fire pump controller, jockey pump controller, and backflow preventer.

Permit M1134507

Issued Sep 6, 2019 · issued

street space

Fire records

Fire violations and inspections

No unresolved Fire violation was found.

Resident reports

Building-related 311 reports

General Request - DPH 17295090

Sep 14, 2023 · Closed

General Request - DPH 16540824

Mar 14, 2023 · Closed

General Request - DPH 14117610

Jul 29, 2021 · Closed

General Request - DPH 11008051

Jun 17, 2019 · Closed

Full record index

All record numbers on file

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Complaints (17)
Notices of violation (7)
Permits (21)

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.