1423–1427 Jackson Street

1. 1907

   Built.

2. August 2, 1908

   Louis A. Hinson contracted to put up a three-storey frame building, at $5,765.

   The San Francisco Call, 2 August 1908, p. 39
3. May 1983

   Permit 8304234 $$$ $1,450

   Additions alterations or repairs.

4. Aug 2022

   Issued Permit 202208150497 $$$ $50,000

   Remove and replace existing building foundation for voluntary structural upgrades. exploratory demolition of interior 1st fl wood sheathing where applicable. investigate 1st fl framing for damage (dry rot).

5. Dec 2022

   Issued Permit 202212279174 $$$ $350,000

   Foundation pa under separate pa202208150497. voluntary upgrades to building superstructure. int remodel existing 2-story building inc new br and kt. add new stairway to roof serving sgl unit. remove one common covered stair to roof and penthouse. full window replace and ext finishes. nfpa-13r under separate permit.

6. May 2024

   Filed Permit 202309086233 $$$ $272,000

   Rear cottage: interior remodel of existing 1-story sfd, expansion of basemwent lvl including new window well, new primary suite, laundry, study. fire sprinklers under separate permit.

7. Mar 2025

   Issued Permit 202503242837 $$$ $23,960

   Design and installation of a fully automatic sprinkler system for the signal jackson property per nfpa 13r 2022 ed and the san francisco fire dept requirements. including underground.

1 nominal $1 street-space or sidewalk permit is omitted from the timeline.