Permit GraphShortlistSan Francisco building permits since 2000

Block 1683, lot 005

831 40th Ave

City’s use
Single Family Residential
Built
1923
Stories
1
Units
1
Rooms
1 bathroom
Building
1,557 sq ft
Lot
2,996 sq ft
Zoning
RH2
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
Mar 25, 2026In progress
issued Mar 2026
831 40th AvMaster Roofing Systems Inc.re-roofing w/ hot works
Details
Permit
202603258296
Status
issued
Filed
Mar 25, 2026
Permit issued
Mar 25, 2026
Declared cost
$9,800
Address
831 40th Av

re-roofing w/ hot works

Open the permit page

$9,800

Who worked here

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

Contractors
Master Roofing Systems Inc.
Authorized agent-otherss
Chang Lee

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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.