631 O'Farrell Street

1. 1930

   Built as the Alexander Hamilton Hotel, apartment hotel with 195 units of three to nine rooms, to the design of the architect Albert H. Larsen. 19 storeys over a basement, steel frame structure with reinforced concrete walls, setback skyscraper composition, Moderne ornamentation.

   National Register of Historic Places nomination, National Park Service
2. Feb 1993

   Permit 9301795 $$$ $45,000

   Remodel exist.100 sq ft space 15thfl/antenna placem.on roof.

3. Jun 2000

   Permit 200006061861 $$$ $22,000

   Redo kchn/nw applnces/cbnts/new bathroom fixtures only.

4. Aug 2004

   Permit 200408312975 $$$ $49,000

   Install steel beams to strengthen concrete patio fireproof for the new steel beam same relocate electrical.

5. May 2006

   Issued Permit 200605192033 $$$ $38,000

   Reroofing reroofing.

6. May 2008

   Permit 200805011103 $$$ $60,000

   Interior condominum remodel, demolition non load bearing elements. new cabinets, fixtures, finishes. re-configure electrical & plumbing.

7. Jul 2008

   Issued Permit 200807318061 $$$ $28,000

   Kitchen remodel, new cabinets, floor, upgrade plugs & angle stops, paint. no structural work, no window changes.

8. Mar 2010

   Permit 201003188527 $$$ $200,000

   One unit: replace hvac system that serves penthouse unit like for like. rmeove all old duct above roof. sterylize all interior ducts. install 2 five ton heap pumps (1900 cfm each) package units less than 400 lbs each. waterproof new units into roof.

9. Jul 2010

   Filed Permit 201007086217 $$$ $40,000

   In compliance with cup no.2007-0348c- sprint/nextel proposes to modify the placement of the existing facilities to a lower elevation and fence and stealth antennas with screening to restrict access and minimize visual impacts.

10. Aug 2010

    Permit 201008058170 $$$ $75,000

    Merge 2 existing 11th&12th fls, two units, 475sf studio units into a single 925sf 2 bedroom one unit/fl will contain 2 bedrooms &bathroom, 12/fl will contain living/kitchen areas.will connected by a spiral stair.@ fl will retain their exist entry doors.stair will not serve as an egress stair.

11. Oct 2010

    Permit 201010042179 $$$ $20,000

    Kitchen and bathroom remodel. no structural. no doors/windows/walls under this permit.

12. Feb 2014

    Issued Permit 201402047798 $$$ $40,000

    Fire alarm system "one for one" replacement project per csfm code interpretation 12-001. will include: 1 facu, 1 annunciator, 1 amp cabinet, 24 - 10" bells, 3 relay modules, 22 monitor modules, 54 pull staions, 43 s/detectors(compliance with ord. no155-13 not required.

13. Jun 2017

    Issued Permit 201706260313 $$$ $20,000

    New drywall througout apt, new cabinets in kitchen, upgrade breakers, update bathrooms, recepticles and fixtures, new shower pan and tile in bathroom, drywall work repair in kind.

14. Sep 2017

    Permit 201709067119 $$$ $20,000

    In one unit putting in ikea cabinets and countertops, also laying tile in the bathroom, all lights shall be high efficiancy.

15. Nov 2018

    Issued Permit 201811297057 $$$ $29,000

    One unit - kithcen remodel remove 1 non load bearing wall update all kitchen surfaces, plm, ele maher na.

16. Aug 2020

    Permit 202008202196 $$$ $20,000

    #1116: to comply with nov #202019310. interior remodel of studio residential unit, includes new cabinets, new appliances, new plumbing fixtures, and all interior finishes. removal of interior non-bearing wall.

17. Feb 2021

    Issued Permit 202102184849 $$$ $80,000

    #2101: kitchen, bathroom & laundry room remodel.

18. May 2021

    Permit 202105039691 $$$ $50,000

    One unit: one kitchen & one bath remodel.

19. Jul 2023

    Issued Permit 202307283272 $$$ $334,672

    Addition to existing fire alarm system. new notification appliances will be added to provide proper coverage for area of work. all new notification appliances will be connected to existing remote power supply. these appliances will be activated on genaral alarm condition. other existing devices to remain.

20. Aug 2023

    Permit 202308104144 $$$ $10,000

    #502: replace kitchen cabinet and appliances at the same location on fifth floor: no change in layout, no change in walls: replace toilet and vanity at the same location; no change in layout, no change in walls.

21. Mar 2025

    Permit 202503273211 $$$ $250,000

    One unit: remodel full kitchen & 2 master batthroom & 1/2 bathroom. all work like for like. no alteration of wall, windows or door.

DBI holds 148 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 148. 4 of them are nominal $1 street-space or sidewalk permits. 5 expired or cancelled permits are not shown.