37.7913, −122.4109 A locator map appears here once a Mapbox token is configured.

831 Mason Street

Nob Hill · San Francisco, CA 94108

  • Built 1917
  • Single-family house
  • 3 stories
  • Zoned RM-3
  • District 3
  • Historic status: historic resource
37.7913, −122.4109 Street View appears here once a Google Maps embed key is configured.
4,519 sq ftBuilding area
1,402 sq ftLot area
11Rooms · 5 baths
  1. April 23, 1951

    The Office of the Assessor-Recorder photographed the property for tax assessment.

  2. Mar 1994

    Ground floor remodel.

    Expired Permit 9404385 $$$ $40,000
  3. Jul 1997

    Remodel bedroom, bathroom closet to media home theater.

    Complete Permit 9714267 $$$ $75,000
  4. May 1999

    One stop: reroofing.

    Complete Permit 9910556 $$$ $4,000
  5. Jun 2005

    Remodel 4 baths, add cabinets at kitchen, repari or replace framing &^ decking at deck, minor.

    Complete Permit 200506235944 $$$ $115,000
  6. Sep 2005

    Rev.appl#200506235944 delete cabinet & new appliances at kitchen, add wall @informal dining, reconfigure bath #3, delete new fire place at terrace, delete new cabinets at bedroom #3, misc. structural.

    Complete Permit 200509274054 $$$ $1
  7. Sep 2006

    Remove 2 walls in corner of 1st level. sheetrock over firred new 2x4 wall. relocate 2 existing ceiling can lights. add sheetrock around new lights.

    Complete Permit 200609212978 $$$ $5,000
  8. Jan 2016

    Removed damaged entry door arch entablature and supporting ancones and inspect for damage. no repair or structural changes.

    Complete Permit 201601066406 $$$ $3,750
  9. Nov 2016

    Reroofing.

    Issued Permit 201611102442 $$$ $17,550
  10. Jan 2017

    Remodel kitchen in existing footprint. refinish existing hardwood floors, paint. kitchen lighting to be high efficacy.

    Complete Permit 201701278106 $$$ $125,000
  11. May 2017

    Add interior courtyard windows, changing window openings at interior courtyard.

    Complete Permit 201705106221 $$$ $7,500
  12. Jul 2017

    Seat smoke chamber with high temp mortor, set new lintel bar & seal with brick & mortar, instal flue top exhaust fan with dampers.

    Complete Permit 201707101364 $$$ $6,578
  13. Mar 2021

    In-kind remodel of existing one bathroom on ground floor of house. no structural work.

    Complete Permit 202103267386 $$$ $50,000
  14. Apr 2021

    Reroofing - tear off old roof to original deck. install 1/4" dans deck. install new menbrane with new flashings per manufactures specifications.

    Complete Permit 202104299536 $$$ $18,493

3 nominal $1 street-space or sidewalk permits are omitted from the timeline.

Not yet documented: the architect and builder and the early residents. Submit an update