Permit GraphShortlistSan Francisco building permits since 2000

Block 2019, lot 002K

1738 31st Ave

City’s use
Single Family Residential
Built
1941
Stories
1
Units
1
Rooms
2 bathrooms
Building
1,418 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

3 permits filed for this property since 2000.

CompletedIn progressNever finaledExpired or cancelled
FiledOutcomeAddressContractorWork described on the permitDeclared cost
Apr 13, 2026Completed
final sign-off May 2026
1738 31st AvWestbay Roofingre-roofing: remove and replace roofing material / existing roofing material (in-kind)
Details
Permit
202604139325
Status
complete
Filed
Apr 13, 2026
Permit issued
Apr 13, 2026
Final sign-off
May 4, 2026
Declared cost
$16,000
Address
1738 31st Av

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

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$16,000
Jun 25, 2014Never finaled
issued Jun 2014, no final
1738 31st Avstreet space
Details
Permit
M499747
Status
issued
Filed
Jun 25, 2014
Permit issued
Jun 25, 2014
Address
1738 31st Av

street space

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Oct 7, 2005Completed
final sign-off Jan 2006
1738 31st AvAhn House Corporationreroofing
Details
Permit
200510075062
Status
complete
Filed
Oct 7, 2005
Permit issued
Oct 7, 2005
Final sign-off
Jan 13, 2006
Declared cost
$6,850
Address
1738 31st Av

reroofing

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$6,850

Who worked here

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

Contractors
Ahn House Corporation, Westbay Roofing

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Starts from the last permit filed here; change it to describe your own project. Results cover single-family homes like this one.