3500 21st Street
Castro (Eureka Valley) · San Francisco, CA 94114
Permit history
-
Jun 2026
Revision to bpa#202504174601. heating & cooling systems changed to 2 outdoor heat pumps with ducted multi-split system. domestic hot water heater revised to be heat pump water heater cf1r, rms-1 doucments updated to reflect these changes.
-
Apr 2025
1/fl- excavation and conversion of non habitiable space to conditioned habitable space. addition of new bedroom, laundry room, and office. minor remodel to existing kitchen and living room at 2/fl. remodel existing primary closet and existing office on 3/fl. install new skylight in modified roof framing.
-
Oct 2023
Remove trellis, replace guardrail on deck & new rear yard step.
-
Apr 2014
Revision to permit application 201202154257 to include extension of previously permitted 1/f deck, replace wood windows in kind along 21 street & dolores st sides, new window at previously permitted addition & revise skylight at main roof.
-
Mar 2014
For reroofing work.completely remove and/or tear off old roofing materials and hauls away all debris.apply 1 ply of polyglass base sheet and nail down to existing sheathing board.and treat the surface of the roof with special granulated modified bitumen and one-ply system. roof slope less than 2: 12.
-
Feb 2012
Horizontal three story addition at rear of house. new exterior deck at rear of house. interior remodel of existing kitchen & two existing bathrooms convert existing third floor laundry room to office & closets. replace select windows. convert ground floor to basement.
-
Feb 1998
Renew 9613445.
-
Jun 1997
Revision to 9613445, rebuild pop-out vs repair pop-out.
-
Jul 1996
Relocate stair / remodel breakfast room.
5 nominal $1 street-space permits are omitted.
Not yet documented: the architect and builder and the early residents. Know any of it? Tell us — just describe it in plain words.