37.8012, −122.4007 A locator map appears here once a Mapbox token is configured.
Know This Place

District 3 · Block 0111, Lot 001 · ZIP 94111

1 Union Street

Office building

  • 2 stories
  • 30,000 ft2
  • 15,000 ft2 lot area
  • 4 residential units
  • 2 bathrooms
  • Zoned C2
  • Historic resource
37.8012, −122.4007 Street View appears here once a Google Maps embed key is configured.
  1. 1906

    Built.

  2. July 22, 1906

    W. W. Anderson contracted to put up a one-storey brick building for the Henry Cowell Lime and Cement Company.

    The San Francisco Call, 22 July 1906, p. 45
  3. Aug 1991
    Permit 9114324 $$$ $3,200,000

    Vertical addition.

  4. Feb 1993
    Permit 9302240 $$$ $52,000

    Complete fire sprinklers installation.

  5. May 1993
    Permit 9307253 $$$ $315,000

    Cti-1 (el, me, sp).

  6. May 1993
    Permit 9307254 $$$ $135,000

    Cti-1 fl-02 el-me-sp.

  7. Jun 1993
    Permit 9309330 $$$ $205,000

    Cti 2 3rd fl (sp el ).

  8. Jun 1993
    Permit 9309331 $$$ $115,000

    Cti 2 2nd fl (sp el me).

  9. Aug 1994
    Permit 9412710 $$$ $60,000

    Cti i floor 2nd el me sp.

  10. Aug 1994
    Permit 9412711 $$$ $25,000

    Cti 2 floor 2nd el me.

  11. Mar 1995
    Permit 9503679 $$$ $52,000

    Cti-1 (el me sp) 2nd fl.

  12. May 1995
    Permit 9507602 $$$ $50,000

    Cti-2 2nd floor el sp.

  13. Mar 1999
    Permit 9904275 $$$ $85,000

    Remodl interior partition, new sound proofing, new int finish.

  14. Mar 2001
    Permit 200103013187 $$$ $127,500

    Oti-1 ground floor, ltg, mechanical, ls, spr.

  15. Aug 2001
    Permit 200108146003 $$$ $75,000

    Oti-2, ground floor-el, me, sp.

  16. Sep 2003
    Permit 200309104330 $$$ $700,000

    Oti-1 3rd floor, el, me, l/s, sp.

  17. Sep 2003
    Permit 200309245592 $$$ $44,000

    Oti-2 3rd floor me.

  18. Oct 2003
    Permit 200310177773 $$$ $100,000

    Oti-4 3rd floor-el.

  19. Sep 2004
    Withdrawn Permit 200409235014 $$$ $280,000

    Oti-1 2nd floor me, el, sp, l/s.

  20. Oct 2004
    Permit 200410076245 $$$ $280,000

    T.i for space #1 on 2nd fl. work includes new partitions doors fixtures, finishes & painting. lighti.

  21. Oct 2017
    Issued Permit 201710110968 $$$ $97,000

    Modifications to existing non historic "barn door" window alcoves which were added in 1992.

  22. Oct 2017
    Permit 201710262303 $$$ $276,000

    2nd floor - replace 2 recording studios & support space destroyed by fire, interior tenant improvement only. n/a maher ordinance.

  23. Dec 2017
    Permit 201712045408 $$$ $45,000

    Eletrical title 24 plans for permit application 201710262303.

  24. Dec 2017
    Permit 201712146489 $$$ $42,000

    Replace 5 existing water service heat pumps connected to existing building chill water due to fire smoke damage. repalce existing ductwork due to fire, smoke & water damage in connection with permit application 201710262303 maher na.

  25. Dec 2022
    Permit 202212158362 $$$ $52,000

    #3 - 3rd floor - replace (2) condensing units located on roof; replace (2) air handling units located above server room.

DBI holds 61 permits for this parcel, most of them tenant improvements on individual floors. The timeline shows the 24 largest by stated cost, plus the earliest on file; the DBI query in the sources below returns all 61. 2 of them are nominal $1 street-space or sidewalk permits. 1 cancelled permit is not shown.

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