Nearby Permits
Map of 19 permits within a quarter mile of 450 Irwin StAlteration or repair, 1 De Haro St, Oct 2, 2026Alteration or repair, 116 Connecticut St, Sep 24, 2026Alteration or repair, 116 Connecticut St, Sep 24, 2026Alteration or repair, 116 Connecticut St, Sep 24, 2026Alteration or repair, 135 Rhode Island St, Sep 16, 2026Alteration or repair, 150 Hooper St, Aug 25, 2026Alteration or repair, 485 Irwin St, Jul 31, 2026Alteration or repair, 465 Irwin St, Jul 31, 2026Alteration or repair, 888 07th St, Jul 23, 2026Sign, 1301 16th St, Jul 22, 2026Sign, 1301 16th St, Jul 22, 2026Alteration or repair, 1650 Owens St, Jul 22, 2026Alteration or repair, 1450 Owens St, Jul 14, 2026Roofing, 118 Connecticut St, Jun 26, 2026Alteration or repair, 66 De Haro St, Jun 24, 2026Alteration or repair, 100 Hooper St, Jun 22, 2026Alteration or repair, 485 Irwin St, Jun 8, 2026Alteration or repair, 465 Irwin St, Jun 8, 2026Grading, 1201 08th St, Jun 3, 2026660 ft Map preview
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450 Irwin St

San Francisco, CA 94107

At this address
57 permits on record. Newest issued Aug 6, 2025: Fire alarm T.I. on 2nd flr - replace 3 conventional smake def…
Within ¼ mile
19 more permits (18 projects) issued since May 1.
Biggest nearby
A $26M alteration or repair at 1450 Owens St, permitted Jul 14, within ¼ mile since May 1.
MayJunJulAugSepOct
Within
Since
Here57 permits · 450 Irwin St
  1. Fire alarm T.I. on 2nd flr - replace 3 conventional smake def w/addressable
    Fire systems
    Aug 6, 2025$12,000
  2. 2nd/fl: interior tenant improvement of approx. 2004 gsf of the existing use on the second floor
    Alteration or repair
    Jun 9, 2025$180,000
  3. T.I. to convert (e) conference room into two classrooms
    Alteration or repair
    May 29, 2019$45,000
  4. New egresss doors in existing storefront glass
    Alteration or repair
    Jun 25, 2014$42,000
  5. To obtain final inspection for work approved under pa 201005051780
    Alteration or repair
    Nov 14, 2013not listed
  6. To obtain final inspection for work approverd under pa #200005311402 all work is complete
    Alteration or repair
    Jan 30, 2012not listed
  7. To obtain final inspection for work approverd under pa #200008319458 all work is complete
    Alteration or repair
    Jan 30, 2012not listed
  8. To obtain final inspection for work approverd under pa #200008036828 all work is complete
    Alteration or repair
    Jan 30, 2012not listed
  9. To obtain final inspection for work approverd under pa#9916542 all work is complete
    Alteration or repair
    Jan 30, 2012not listed
  10. The demolition of one non load bearing interior partition and the addition of two new classroom spaces
    Alteration or repair
    May 13, 2011$20,000
  11. Bldg# 3. to demolish 1 story garage building
    Demolition
    Oct 18, 2010$40,000
  12. Install standby generator at roof
    Alteration or repair
    Aug 12, 2010$35,000
  13. Renew pa# 2008/05/13/1960 to obtain final inspection
    Alteration or repair
    Feb 8, 2010not listed
  14. Bldg 2 - emergency demo - to demolish car wash/bus drivers changing room
    Demolition
    Dec 2, 2009$6,500
  15. Bldg 1 - emergency demo - to demolish car wash/bus drivers changing room
    Demolition
    Dec 2, 2009$6,000
  16. 1st floor: new & relocated fixtures outlets and equipment for existing tenant space to connect equipment to…
    Alteration or repair
    Jul 24, 2008$10,000
  17. 1)convert extg class room into 2 class room by adding new bearing wall
    Alteration or repair
    Jun 5, 2008$267,900
  18. Interior tenant improvement, demo of some interior partition walls & removal of unused mech equipment
    Alteration or repair
    Jun 4, 2008$40,000
  19. 1st floor: relocate lighting for reconfiguration of classroom/office space plan refer to pa#2007/06/21/4691
    Alteration or repair
    Aug 24, 2007$32,000
  20. Removal of 2 offices & 2 classrooms
    Alteration or repair
    Jun 22, 2007$10,000
  21. Installation of exhaust fan to cutting equipment
    Alteration or repair
    Aug 29, 2005$1,400
  22. Furnish & install new 6 ton split cooling only system for office space
    Alteration or repair
    Sep 29, 2000$23,000
  23. Build 7 metal studs and drywall-art display walls-create display areas-1st floor main level
    Alteration or repair
    Aug 3, 2000$50,000
  24. Add one annunciator to existing fire alarm-relocate-resetable
    Fire systems
    May 31, 2000$800
  25. Install steel wire partitions @ basement install shelves
    Alteration or repair
    Oct 29, 1999$7,500
  26. Improve (e) comm'l cafe space under ap#9724354
    Alteration or repair
    Sep 22, 1999$60,000
  27. Barrier removal to provide minimum overhead clearance
    Alteration or repair
    Jul 22, 1999$1,400
  28. Provide existing plan for space
    Alteration or repair
    Apr 26, 1999$1,000
  29. Alteration or repair permit, no description from the city
    Alteration or repair
    Apr 23, 1999not listed
  30. Revised fire sprinkler plans pa#9802393
    Alteration or repair
    Jan 26, 1999$120,000
  31. Correct wall description app#9822363 change fr a7 to a4
    Alteration or repair
    Jan 25, 1999not listed
  32. To clarify exiting for space through "a" building
    Alteration or repair
    Jan 21, 1999$28,500
  33. Installation of fire alarm system for bata building
    Fire systems
    Jan 7, 1999$25,000
  34. Record changes made during const
    Alteration or repair
    Dec 28, 1998not listed
  35. Install ramp for exiting
    Alteration or repair
    Dec 11, 1998$85,000
  36. To install partitions in existing space/all partitions non-b
    Alteration or repair
    Oct 30, 1998$120,000
  37. Build out additional space within core upgraded-9710045
    Alteration or repair
    Sep 16, 1998$2,100,000
  38. Provide mec elec/hvac/lighting(revise ap#9724354 & 9710045)
    Alteration or repair
    Aug 20, 1998$510,000
  39. Additional structural upgrade to work under 9710045
    Alteration or repair
    Aug 5, 1998$65,000
  40. Replace exhaust fan on roof
    Alteration or repair
    Jul 10, 1998$2,560
  41. Reroofing
    Roofing
    Apr 7, 1998$138,714
  42. New fire sprinkler system in eq retrofitted bldg
    Fire systems
    Mar 12, 1998$120,000
  43. Relocate rest rooms, #9710045
    Alteration or repair
    Feb 23, 1998$2,200,000
  44. Partial fire alarm system work
    Alteration or repair
    Jan 23, 1998$300
  45. Revision to appl #9723335, relocate existing smoke detectors
    Alteration or repair
    Jan 15, 1998not listed
  46. Cti 1 el me ground floor
    Alteration or repair
    Dec 15, 1997$30,000
  47. Cti 2 el me ground floor
    Alteration or repair
    Dec 15, 1997$3,000
  48. Add 3 smoke detectors & 3 horn/strobes
    Alteration or repair
    Nov 26, 1997$1,600
  49. Install dust collector tie into deck/remount new sleepers on
    Alteration or repair
    Nov 20, 1997$5,000
  50. Seismic retrofit only
    Alteration or repair
    Aug 12, 1997$500,000
  51. Install industrial dry chemical fire estinguisher system
    Alteration or repair
    Mar 20, 1997$1,250
  52. Install all related duct work for spray booth dust coll sys
    Alteration or repair
    Jan 17, 1997not listed
  53. Add new dust collection system w/blast gates
    Alteration or repair
    Sep 17, 1996$7,500
  54. Fire alarm system
    Fire systems
    Aug 26, 1996$5,000
  55. Remodel existing building, new restroom, elevator and struct
    Alteration or repair
    May 10, 1996$137,000
  56. Structural upgrade of (e)building
    Alteration or repair
    Feb 29, 1996$137,000
  57. Non-structural demolition of office partitions
    Alteration or repair
    Oct 17, 1995$62,520
Sort
This block250 to 1,000 ft · 10 permits in 9 projects
  1. Provide design to upgrade bda & bbu for erces systems
    150 Hooper St · 480 ft W · Alteration or repair
    Aug 25$35,000
  2. This permit is for the 2 test piles required in support of the issued building permit for the charging…
    485 Irwin St · 490 ft SW · Alteration or repair
    Jul 31not listed
  3. Subject of this permit is for the (2) test piles required in support of the issued building permit for the…
    465 Irwin St · 400 ft SW · Alteration or repair
    Jul 31not listed
  4. Install 1 non illuminated sign onto existing metal canopy × 2 permits
    1301 16th St · 1,000 ft SW · Sign
    Jul 22$5,000
  5. Interior ti to build-out offices
    1450 Owens St · 660 ft NE · Alteration or repair
    Jul 14$26,400,000
  6. 1/fl- install of (n) electronic lab equipment for suite 15
    100 Hooper St · 360 ft N · Alteration or repair
    Jun 22$58,500
  7. Demolition of (e) pavement & structurs
    485 Irwin St · 490 ft SW · Alteration or repair
    Jun 8$5,975,169
  8. Demolition of (e) pavement & structurs
    465 Irwin St · 400 ft SW · Alteration or repair
    Jun 8$6,189,760
  9. Fleet charge station/parking lot: demo of (e) pavement and structures 2 site grading,storm draining
    1201 08th St · 610 ft SW · Grading
    Jun 3$3,361,665
Within a quarter mile1,000 ft to ¼ mi · 9 permits
  1. Replacing signal booster to meet current sfdt standard
    1 De Haro St · 0.23 mi NW · Alteration or repair
    Oct 2$20,000
  2. Unit 3- balcony re coat and guardrail upgrade (weld in pickets to meet code compliance)
    116 Connecticut St · 0.23 mi S · Alteration or repair
    Sep 24$13,275
  3. Unit 2- balcony re coat and guardrail upgrade (weld in pickets to meet code compliance) facing street
    116 Connecticut St · 0.23 mi S · Alteration or repair
    Sep 24$13,275
  4. Unit 1- balcony re coat and guardrail upgrade (weld in new pickets to meet code compliance) facing street
    116 Connecticut St · 0.23 mi S · Alteration or repair
    Sep 24$13,275
  5. To obtain final inspection for work approved under pa# 202106222957
    135 Rhode Island St · 0.24 mi W · Alteration or repair
    Sep 16not listed
  6. 1 kitchen remodel, 2 bathroom remodel
    888 07th St · 0.23 mi NW · Alteration or repair
    Jul 23$50,000
  7. Fa panel replacement of obsolete system migration
    1650 Owens St · 0.21 mi E · Alteration or repair
    Jul 22$20,000
  8. Reroofing no hot works
    118 Connecticut St · 0.24 mi S · Roofing
    Jun 26$16,000
  9. To comply with nov# 202654939: legalize unpermitted demolition of approximately 1400 sq ft at interior back…
    66 De Haro St · 0.24 mi W · Alteration or repair
    Jun 24$7,500
Zoning requests nearbyas of Oct 18

There are no zoning requests on file within ¼ mi. San Francisco's feed was last read Oct 18.

More on this streetIrwin St · 2 other addresses with permits

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SF Department of Building Inspection updated its data Oct 17, 2026. We checked it Oct 18, 05:59 UTC. See the city's official records.

Zoning requests come from the San Francisco Planning Department records. We read it Oct 18, 05:18 UTC.

At this address: every permit the city holds. Nearby: permits from the last two years, from our copy of the city's data.

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