Know This Place

3678 18th Street

Mission · San Francisco, CA 94110

  • Built 1922
  • 4-unit apartment building
  • 2 stories
  • Zoned NC-1
  • District 8
  • Historic status: not a historical resource
37.7617, −122.4255 Street View appears here once a Google Maps embed key is configured.
3,420 sq ftBuilding area
2,796 sq ftLot area
12Rooms · 4 bed, 4 bath

Permit history

  1. Jul 2026

    Replace one (1) existing exterior door from 32" to 36" wide to meet egress exit.

    Filed Permit 202607285702 $$$ $1,500
  2. Sep 2025

    To obtain final inspection for work approved under permit application 202108307436, all work is complete.

    Cancelled Permit 202509246068 $$$ $1
  3. Sep 2025

    To obtain final inspection for work approved under permits 202109289386 and 202111233088. all work is complete.

    Cancelled Permit 202509165417 $$$ $1
  4. Jan 2025

    Installation of a new sprinkler monitoring system.

    Complete Permit 202501238878 $$$ $7,000
  5. Jun 2022

    New 2" dedicated fire service 16 ft. residential fire sprinler system for 1/f - 31 sprinkler heads. ref 202108307436. maher n/a.

    Complete Permit 202206146253 $$$ $21,500
  6. Nov 2021

    To comply with nov #202180048 for one unit. remodel two units. replace wall furnace with hydronic radiant heating, remodel kitchen and bath to each unit. add washer/dryer.

    Issued Permit 202111233088 $$$ $90,000
  7. Sep 2021

    One unit: open wall from dining room into kitchen.

    Issued Permit 202109289386 $$$ $5,000
  8. Aug 2021

    New adu within existing building envelope.

    Issued Permit 202108307436 $$$ $80,000
  9. Jul 2021

    One unit: remodel kitchen & bath. recess lights. convert existing hall closet to laundry room. dryer shall comply with cmc 504.4 and 502.2.1. lights per cec 150.0 (k).

    Complete Permit 202107164577 $$$ $56,000
  10. Feb 2021

    One unit: remodel in-kind kitchen & bath. new painting. no change in layout of walls & openings. maintain 1 hr separation between units at area of work.

    Complete Permit 202102235153 $$$ $25,000
  11. Jan 2002

    Repair work about 15% replacement of stair structure at the side.

    Complete Permit 200201287870 $$$ $1,000
  12. Aug 1985

    To bring into code.

    Issued Permit 8508720 $$$ $5

Not yet documented: the architect and builder and the early residents. Know any of it? Tell us — just describe it in plain words.