Permit GraphShortlistSan Francisco building permits since 2000

Block 2059, lot 041

1830 23rd Ave

City’s use
Single Family Residential
Built
1931
Stories
1
Units
1
Rooms
1 bathroom
Building
1,220 sq ft
Lot
3,000 sq ft
Zoning
RH1
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

1 permit filed for this property since 2000.

CompletedIn progressNever finaledExpired or cancelled
FiledOutcomeAddressContractorWork described on the permitDeclared cost
Feb 26, 2026Completed
final sign-off Mar 2026
1830 23rd AvTitanium Roof Innovations Inc.re-roofing: full tear off to install new 1200 sq ft of flat roof, no hot work.
Details
Permit
202602266583
Status
complete
Filed
Feb 26, 2026
Permit issued
Feb 26, 2026
Final sign-off
Mar 12, 2026
Declared cost
$10,000
Address
1830 23rd Av

re-roofing: full tear off to install new 1200 sq ft of flat roof, no hot work.

Open the permit page

$10,000

Who worked here

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

Contractors
Titanium Roof Innovations Inc.

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