Block 0191, lot 016
1200 Mason St
- City’s use
- Multi-Family Residential
- Built
- 1909
- Stories
- 4
- Units
- 26
- Rooms
- 24 bathrooms
- Building
- 14,200 sq ft
- Lot
- 4,734 sq ft
- Zoning
- RC3
- Construction type
- D
From the assessor's latest secured roll, which can lag recent work. Lot plans, zoning and planning history on the city’s Property Information Map
Permits filed here
48 permits filed for this property since 2000.
| Filed | Outcome | Address | Contractor | Work described on the permit | Declared cost |
|---|---|---|---|---|---|
| Feb 5, 2026 | In progress filed Feb 2026, not yet issued | 1200 Mason St | Barrett Karber Built Llc | storefront window replacement & door replacement, exterior work only. ref to t.i. 202510097137Details
storefront window replacement & door replacement, exterior work only. ref to t.i. 202510097137 | $40,000 |
| Oct 9, 2025 | In progress issued Jan 2026 | 1200 Mason St | Barrett Karber Built Llc | tenant improvement of an existing ground level cafe space for a new coffee shop with no structural revisions. mep deferDetails
tenant improvement of an existing ground level cafe space for a new coffee shop with no structural revisions. mep defer | $175,000 |
| Jul 21, 2025 | In progress issued Aug 2025 | 1200 Mason St | Barrett Karber Built Llc | remove lath & plaster finish of interior wall to expose fixtures and replace in kind.Details
remove lath & plaster finish of interior wall to expose fixtures and replace in kind. | $6,000 |
| May 1, 2025 | Completed final sign-off Jun 2025 | 1200 Mason St | Mastec Network Solutions Inc | revision to pa 202409100427 revise platform connection details per inspection. no proposed revision to antennas, batteries, rf report, or electricalDetails
revision to pa 202409100427 revise platform connection details per inspection. no proposed revision to antennas, batteries, rf report, or electrical | $3,000 |
| Sep 10, 2024 | Completed final sign-off Jun 2025 | 1200 Mason St | Mastec Network Solutions Inc | t-mobile remove (e) antennas and install (6) (n) antennas behind 6 (n) radomes. remove and replace (e) battery cabinet w/(n) cabinet, install (n) 200amps panel and meter.Details
t-mobile remove (e) antennas and install (6) (n) antennas behind 6 (n) radomes. remove and replace (e) battery cabinet w/(n) cabinet, install (n) 200amps panel and meter. | $65,000 |
| Jun 5, 2024 | Completed final sign-off Sep 2024 | 1204 Mason St | Lift & Transfer Specialists Inc | install interior stairlift for handicap veteran for va san francisco. stairlift is custom made to access 2 floors.Details
install interior stairlift for handicap veteran for va san francisco. stairlift is custom made to access 2 floors. | $30,000 |
| Jun 14, 2023 | Completed final sign-off Aug 2024 | 1204 Mason St | San Francisco Fire Protection | to verify (e) sound levels in sleeping areas to compy with sffc section 1103.7.6.1.Details
to verify (e) sound levels in sleeping areas to compy with sffc section 1103.7.6.1. | |
| Dec 16, 2022 | Completed final sign-off Jan 2023 | 1204 Mason St | Emkjer Enterprises Inc Dba Sign Co Usa | evacuation map fabrication & installationDetails
evacuation map fabrication & installation | $3,300 |
| Oct 6, 2022 | Completed final sign-off Dec 2022 | 1204 Mason St | Pac Integrations Inc | revision to pa# 2022-0609-5977: revising the (e) exiting facp and remote power supply will show additional (e) devices in rooms 06,10,19,21,120,130, and 140. no new work is being doneDetails
revision to pa# 2022-0609-5977: revising the (e) exiting facp and remote power supply will show additional (e) devices in rooms 06,10,19,21,120,130, and 140. no new work is being done | $2,000 |
| Jul 21, 2022 | Completed final sign-off Dec 2022 | 1204 Mason St | Battalion One Fire Protection | fire sprinkler system: provide 1 pendent in basement area where f/s coverage is missiong. reloate uprights in 1/f for adequte coverage. add 1 upright in lobby entrance.Details
fire sprinkler system: provide 1 pendent in basement area where f/s coverage is missiong. reloate uprights in 1/f for adequte coverage. add 1 upright in lobby entrance. | $15,000 |
| Jul 8, 2022 | Expired or cancelled withdrawn Dec 2022 | 1204 Mason St | California Solar Integrators Inc. | solar thermal solar hot water system, 6 collectors, 1 140 gal tankDetails
solar thermal solar hot water system, 6 collectors, 1 140 gal tank | $14,742 |
| Jun 9, 2022 | Never finaled issued Jun 2022, no final | 1204 Mason St | Pac Integrations Inc | upgrade (e) fire alarm/ sprinkler monitoring system in h.i. room: upgrading (e) facp, adding power supply in rm. adding lfh, strobes, smoke detectors, and co detector in rm. all other fire alarm devices will remain as well.Details
upgrade (e) fire alarm/ sprinkler monitoring system in h.i. room: upgrading (e) facp, adding power supply in rm. adding lfh, strobes, smoke detectors, and co detector in rm. all other fire alarm devices will remain as well. | $20,000 |
| Oct 28, 2020 | Completed final sign-off Mar 2023 | 1204 Mason St | Bbi - Con Inc | 100% affor. rehab of 24 units. interior: (n) paint, floors, fixtures, cabinetry, door hardware, lighting, countertops. mep (n) ducting for range exahust. exterior work is patch and repair. sprinklers, alarms & solar thermal panels & water storage tanks, under separate permit. no change to occ./use.Details
100% affor. rehab of 24 units. interior: (n) paint, floors, fixtures, cabinetry, door hardware, lighting, countertops. mep (n) ducting for range exahust. exterior work is patch and repair. sprinklers, alarms & solar thermal panels & water storage tanks, under separate permit. no change to occ./use. | $7,600,000 |
| Jan 13, 2020 | Completed final sign-off Feb 2020 | 1204 Mason St | W M Wireless Inc | tempporary additions of (1) t-moblile antenna & hybrid cable for the chinese new year speacial eventDetails
tempporary additions of (1) t-moblile antenna & hybrid cable for the chinese new year speacial event | $1,500 |
| Jan 23, 2019 | Completed final sign-off Mar 2019 | 1204 Mason St | W M Wireless Inc | temporary installation for chinese new year special event for the t-mobile network - (1) antenna and (1) hybrid cableDetails
temporary installation for chinese new year special event for the t-mobile network - (1) antenna and (1) hybrid cable | $1,500 |
| Sep 14, 2018 | Completed final sign-off Nov 2022 | 1204 Mason St | Bbi - Con Inc | commercial. ab-004. priority permit processing. soft story retrofit per sfebc chapter 4d engineering criteriia 2016 cebc appendix a-4. maher n/a.Details
commercial. ab-004. priority permit processing. soft story retrofit per sfebc chapter 4d engineering criteriia 2016 cebc appendix a-4. maher n/a. | $50,000 |
| Sep 14, 2018 | Completed final sign-off Nov 2022 | 1204 Mason St | Bbi - Con Inc | residential. ab-004. priority permit processing. soft story retrofit per sfebc chapter 4d engineering criteriia 2016 cebc appendix a-4. maher n/a.Details
residential. ab-004. priority permit processing. soft story retrofit per sfebc chapter 4d engineering criteriia 2016 cebc appendix a-4. maher n/a. | $150,000 |
| Jul 6, 2018 | Never finaled issued Jul 2018, no final | 1204 Mason St | street spaceDetails
street space | ||
| Jul 6, 2018 | Completed final sign-off Jul 2018 | 1204 Mason St | Lacayo Mechanical | replace dryer ductwork. add inline fan for fire demand building (fire damage repair under separate permit)Details
replace dryer ductwork. add inline fan for fire demand building (fire damage repair under separate permit) | $15,000 |
| May 22, 2018 | Never finaled issued May 2018, no final | 1204 Mason St | street spaceDetails
street space | ||
| May 22, 2018 | Completed final sign-off Oct 2018 | 1204 Mason St | San Francisco Fire Protection | as builts to pa 2018-0309-3308 change (e) 4 smoke detectors inside ada rooms to new combo fire/co smokes. tie-in (e) horn/strobes inside ada rooms to new panel per ahj requestDetails
as builts to pa 2018-0309-3308 change (e) 4 smoke detectors inside ada rooms to new combo fire/co smokes. tie-in (e) horn/strobes inside ada rooms to new panel per ahj request | $1,000 |
| Apr 24, 2018 | Completed final sign-off Oct 2018 | 1204 Mason St | San Francisco Fire Protection | as builts to pa 2018-0309-3308 - add smoke detectors & relay modules inside ada rooms & tie-in to (e) control panel to reflect the job site.Details
as builts to pa 2018-0309-3308 - add smoke detectors & relay modules inside ada rooms & tie-in to (e) control panel to reflect the job site. | $3,000 |
| Mar 28, 2018 | Never finaled issued Mar 2018, no final | 1204 Mason St | street spaceDetails
street space | ||
| Mar 9, 2018 | Completed final sign-off Oct 2018 | 1204 Mason St | San Francisco Fire Protection | like for like fire system, replacement w/new control panel,smoke detectors, and pull stations, at the same location, install monitor modules for tie-iu flow & temp switch to new panel. tie -in exst. notification appliances to new panel ref app# 200406085876 for previously installed systemDetails
like for like fire system, replacement w/new control panel,smoke detectors, and pull stations, at the same location, install monitor modules for tie-iu flow & temp switch to new panel. tie -in exst. notification appliances to new panel ref app# 200406085876 for previously installed system | $10,000 |
| Feb 20, 2018 | Never finaled issued Feb 2018, no final | 1204 Mason St | streetspaceDetails
streetspace | ||
| Dec 27, 2017 | Completed final sign-off Jan 2019 | 1204 Mason St | Faragon Restoration Ltd | fire damage repair. no structural work. no floor plan changes. to comply with nov 201718121. maher n/aDetails
fire damage repair. no structural work. no floor plan changes. to comply with nov 201718121. maher n/a | $150,000 |
| Oct 30, 2015 | Completed final sign-off Feb 2016 | 1204 Mason St | Jfc Construction Inc. | modification to an extg t-mobile microcell facility including:removing and replacing extg antenna and radome with new antenna and radome. installing 6 new tmas on roof. modifying extg antenna mount to accomodate new smaller antenna.Details
modification to an extg t-mobile microcell facility including:removing and replacing extg antenna and radome with new antenna and radome. installing 6 new tmas on roof. modifying extg antenna mount to accomodate new smaller antenna. | $12,000 |
| Oct 29, 2015 | Completed final sign-off Nov 2015 | 1204 Mason St | Building Efficiency Inc | new attic insulation, r-40 equivalent. n/a ordinance #155-13Details
new attic insulation, r-40 equivalent. n/a ordinance #155-13 | $5,000 |
| Sep 5, 2014 | Completed final sign-off Apr 2015 | 1204 Mason St | Acrf Construction Services Inc | existing t-mobile micro wireless facility, replace existing cabinets with new equipment in basement; maher n/aDetails
existing t-mobile micro wireless facility, replace existing cabinets with new equipment in basement; maher n/a | $20,000 |
| Apr 4, 2013 | Completed final sign-off Jul 2013 | 1204 Mason St | Vincent J Cronin | replace 65 double hung windows with new double hung wood windows u factor 0.4Details
replace 65 double hung windows with new double hung wood windows u factor 0.4 | $40,000 |
| Mar 14, 2013 | Never finaled issued Mar 2013, no final | 1204 Mason St | street spaceDetails
street space | ||
| Dec 13, 2012 | Completed final sign-off Feb 2013 | 1204 Mason St | Premium Roofing Waterproofing | reroofingDetails
reroofing | $70,000 |
| Apr 24, 2012 | Completed final sign-off Jun 2012 | 1204 Mason St | Transworld Construction | replace existing double hung wood window to new vinyl dual glazed, low "e" glass stc 26 rating total of 92 windows, no windows will not be replaced on the public visible side (max u factor .4)Details
replace existing double hung wood window to new vinyl dual glazed, low "e" glass stc 26 rating total of 92 windows, no windows will not be replaced on the public visible side (max u factor .4) | $30,000 |
| May 12, 2010 | Never finaled issued May 2010, no final | 1204 Mason St | street spaceDetails
street space | ||
| Jul 24, 2009 | Completed final sign-off Jul 2010 | 1204 Mason St | Metropolitan Electrical Construction, Lexia Corporation | t-mobile is proposing a wireless telecomunications facility on the rooftop of a existing building.Details
t-mobile is proposing a wireless telecomunications facility on the rooftop of a existing building. | $75,000 |
| Mar 5, 2009 | Never finaled issued Mar 2009, no final | 1204 Mason St | street space only.Details
street space only. | ||
| Feb 9, 2009 | Never finaled issued Feb 2009, no final | 1204 Mason St | street space for scaffoldDetails
street space for scaffold | ||
| Aug 29, 2008 | Completed final sign-off Dec 2008 | 1200 Mason St | comply with nov# 200838850 to provide one house fire resisting seperation for broiler room and repair (e) stairs to broiler room and other items on notice of violationDetails
comply with nov# 200838850 to provide one house fire resisting seperation for broiler room and repair (e) stairs to broiler room and other items on notice of violation | $4,000 | |
| Mar 5, 2007 | Never finaled issued Mar 2007, no final | 1204 Mason St | street space and sidewalk permitDetails
street space and sidewalk permit | ||
| Oct 12, 2004 | Never finaled issued Oct 2004, no final | 1204 Mason St | streetspaceDetails
streetspace | ||
| Jul 29, 2004 | Never finaled issued Jul 2004, no final | 1204 Mason St | street spaceDetails
street space | ||
| Jun 8, 2004 | Completed final sign-off Apr 2005 | 1204 Mason St | San Francisco Fire Protection | install/replace fire alarm systemDetails
install/replace fire alarm system | $60,000 |
| Apr 15, 2003 | Expired or cancelled expired Oct 2007 | 1200 Mason St | Amer. Canvas & Awning | signDetails
sign | |
| Oct 11, 2002 | Completed final sign-off Jan 2003 | 1200 Mason St | comply w/ nov200230898 ww/op: install fixtures, counter, soffit and flooring and other minor workDetails
comply w/ nov200230898 ww/op: install fixtures, counter, soffit and flooring and other minor work | $11,415 | |
| Sep 20, 2002 | Expired or cancelled withdrawn Jan 2003 | 1200 Mason St | remodel interior to provide ada reqs, painting, overlay flooring, partitions, update fixtures to lowDetails
remodel interior to provide ada reqs, painting, overlay flooring, partitions, update fixtures to low | $15,841 | |
| Feb 28, 2002 | Completed final sign-off Apr 2002 | 1208 Mason St | signDetails
sign | $500 | |
| Apr 3, 2001 | Expired or cancelled expired Oct 2001 | 1204 Mason St | Pacific Auxiliary Fire Alarm | submitting fire alarm shop drawings to clear emergency repair permit app-200009271697-org app-991397Details
submitting fire alarm shop drawings to clear emergency repair permit app-200009271697-org app-991397 | $11,000 |
| Sep 27, 2000 | Expired or cancelled expired Mar 2001 | 1204 Mason St | Pacific Auxiliary Fire Alarm | replacement of fire alarm system, control panel,Details
replacement of fire alarm system, control panel, | $11,000 |
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