Permit GraphShortlistSan Francisco building permits since 2000

Block 2405, lot 021

2484 21st Ave

City’s use
Single Family Residential
Built
1910
Stories
2
Units
1
Rooms
3 bedrooms, 2 bathrooms
Building
2,300 sq ft
Lot
3,998 sq ft
Zoning
RH1D
Construction type
D

From the assessor's latest secured roll, which can lag recent work. Lot plans, zoning and planning history on the city’s Property Information Map

Permits filed here

7 permits filed for this property since 2000.

CompletedIn progressNever finaledExpired or cancelled
FiledOutcomeAddressContractorWork described on the permitDeclared cost
Oct 30, 2025In progress
filed Oct 2025, not yet issued
2484 21st AvSutro Powersolar permit: installing 20 solar pv modules, 435 watts per module, total no. of rating 8.7 kw. mounted: roof, ballasted: n | installation of the following equipment: (20) hyundai hin-t435nf(bk) 435w pv module, (20) enphase iq8a-72-2-us [240v] [si-jun20] microinverters
Details
Permit
S20251024264
Status
approved
Filed
Oct 30, 2025
Address
2484 21st Av

solar permit: installing 20 solar pv modules, 435 watts per module, total no. of rating 8.7 kw. mounted: roof, ballasted: n | installation of the following equipment: (20) hyundai hin-t435nf(bk) 435w pv module, (20) enphase iq8a-72-2-us [240v] [si-jun20] microinverters

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Oct 24, 2025In progress
filed Oct 2025, not yet issued
2484 21st AvSutro Powersolar permit: installing 20 solar pv modules, 435 watts per module, total no. of rating 8.7 kw. mounted: roof, ballasted: n | installation of the following equipment: (20) hyundai hin-t435nf(bk) 435w pv module, (20) enphase iq8a-72-2-us [240v] [si-jun20] microinverters
Details
Permit
S20251024263
Status
triage
Filed
Oct 24, 2025
Declared cost
$30,160
Address
2484 21st Av

solar permit: installing 20 solar pv modules, 435 watts per module, total no. of rating 8.7 kw. mounted: roof, ballasted: n | installation of the following equipment: (20) hyundai hin-t435nf(bk) 435w pv module, (20) enphase iq8a-72-2-us [240v] [si-jun20] microinverters

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$30,160
Jan 22, 2025Completed
final sign-off Jan 2025
2484 21st AvHinojosa Roofing Incre-roofing: remove and replace roofing material / existing roofing material (in-kind)
Details
Permit
202501228861
Status
complete
Filed
Jan 22, 2025
Permit issued
Jan 22, 2025
Final sign-off
Jan 28, 2025
Declared cost
$11,000
Address
2484 21st Av

re-roofing: remove and replace roofing material / existing roofing material (in-kind)

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$11,000
Jun 2, 2015Never finaled
issued Jun 2015, no final
2484 21st AvCentoni Restoration & Developmentrelocate bearing wall/beam between kitchen and dining room.
Details
Permit
201506027739
Status
issued
Filed
Jun 2, 2015
Permit issued
Jun 10, 2015
Declared cost
$8,000
Address
2484 21st Av

relocate bearing wall/beam between kitchen and dining room.

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$8,000
May 5, 2015Completed
final sign-off Sep 2015
2484 21st AvCentoni Restoration & Developmentremodel kitchen & bathroom; to comply with cec150.0(k)3 & n5
Details
Permit
201505055401
Status
complete
Filed
May 5, 2015
Permit issued
May 5, 2015
Final sign-off
Sep 22, 2015
Declared cost
$50,000
Address
2484 21st Av

remodel kitchen & bathroom; to comply with cec150.0(k)3 & n5

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$50,000
Jul 2, 2007Completed
final sign-off Jul 2007
2484 21st AvR D Rossi And Sonamendment to permit #1119229, app#200705070588. clarification of scope of work. 6'6"x15'-4" concrete wall is cosmetic in nature only. does not retain nor provide structureal support to existing concrete wall.
Details
Permit
200707025687
Status
complete
Filed
Jul 2, 2007
Permit issued
Jul 2, 2007
Final sign-off
Jul 12, 2007
Address
2484 21st Av

amendment to permit #1119229, app#200705070588. clarification of scope of work. 6'6"x15'-4" concrete wall is cosmetic in nature only. does not retain nor provide structureal support to existing concrete wall.

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May 7, 2007Completed
final sign-off Jul 2007
2484 21st AvR D Rossi And Sonadd additonal 6" concrete wall 6'-6" h x 15'-4" w to (e) concrete wall in store room. saw cut (e) non load-bearing concrete wall section between store room and garage to provide clean edge. repair (e) concrete floor in store room and garage as necessary.
Details
Permit
200705070588
Status
complete
Filed
May 7, 2007
Permit issued
May 7, 2007
Final sign-off
Jul 12, 2007
Declared cost
$19,000
Address
2484 21st Av

add additonal 6" concrete wall 6'-6" h x 15'-4" w to (e) concrete wall in store room. saw cut (e) non load-bearing concrete wall section between store room and garage to provide clean edge. repair (e) concrete floor in store room and garage as necessary.

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$19,000

Who worked here

Everyone with a license on these permits, by role, with how many permits each is on.

Contractors
Centoni Restoration & Development (2), R D Rossi And Son (2), Sutro Power (2), Hinojosa Roofing Inc
Architects
Ephraim Hirsch
Engineers
Kevin O'connor

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