Permit GraphShortlistSan Francisco building permits since 2000

Block 6602, lot 031

457 Duncan St

City’s use
Single Family Residential
Built
1907
Stories
1
Units
1
Rooms
2 bedrooms, 1 bathroom
Building
870 sq ft
Lot
2,850 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

2 permits filed for this property since 2000.

CompletedIn progressNever finaledExpired or cancelled
FiledOutcomeAddressContractorWork described on the permitDeclared cost
Aug 11, 2025In progress
issued Mar 2026
457 Duncan StCardea Bldg Dba Dimension Design Group1st flr-horizontal addition @ rear yard w/ bedrm,bathrm,office & storage;convert (e)garage area into (conditioned space w/ laundry rm & mudrm;(n) interior stairs conneting 1st & 2nd flr;4)excavate grade @ rear yard. 2nd flr-demolish rear portion of bldg, deck & exterior stairs; horizontal 2025072512
Details
Permit
202507211234
Status
issued
Filed
Aug 11, 2025
Permit issued
Mar 17, 2026
Declared cost
$390,000
Address
457 Duncan St

1st flr-horizontal addition @ rear yard w/ bedrm,bathrm,office & storage;convert (e)garage area into (conditioned space w/ laundry rm & mudrm;(n) interior stairs conneting 1st & 2nd flr;4)excavate grade @ rear yard. 2nd flr-demolish rear portion of bldg, deck & exterior stairs; horizontal 2025072512

Open the permit page

$390,000
Apr 30, 2008Completed
final sign-off Jul 2008
457 Duncan Stremodel (e) kitchen, new countertops, sink, appliances, hardwd flrs over (e) sub flr. upgrade electrical outlets & move others. remove old flue (vent) thru roof & patch. add new vent thru roof, new plumbing supply lines & waste. cap old gas line to ceiling, move old gas line. partition small pantry,
Details
Permit
200804300941
Status
complete
Filed
Apr 30, 2008
Permit issued
Apr 30, 2008
Final sign-off
Jul 25, 2008
Declared cost
$35,000
Address
457 Duncan St

remodel (e) kitchen, new countertops, sink, appliances, hardwd flrs over (e) sub flr. upgrade electrical outlets & move others. remove old flue (vent) thru roof & patch. add new vent thru roof, new plumbing supply lines & waste. cap old gas line to ceiling, move old gas line. partition small pantry,

Open the permit page

$35,000

Who worked here

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

Contractors
Cardea Bldg Dba Dimension Design Group
Architects
Jorge Carbonell
Engineers
Shaun Moynahan

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