Permit GraphShortlistSan Francisco building permits since 2000

Block 2890, lot 004

20 Hernandez Ave

City’s use
Single Family Residential
Built
1926
Stories
2
Units
1
Rooms
3 bedrooms, 2 bathrooms
Building
1,770 sq ft
Lot
3,785 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, 2025Completed
final sign-off Nov 2025
20 Hernandez AvTerence Mcmahon Constructionto obtain final inspection for work approved under pa#202211176759, all work complete
Details
Permit
202510308573
Status
complete
Filed
Oct 30, 2025
Permit issued
Oct 30, 2025
Final sign-off
Nov 7, 2025
Address
20 Hernandez Av

to obtain final inspection for work approved under pa#202211176759, all work complete

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Nov 17, 2022Expired or cancelled
expired Nov 2025
20 Hernandez AvTerence Mcmahon Constructionreplace (e) 2-story wood deck & stair w/ (n) 2-story wood deck & stair. replace (e) roofed canopy @ 2nd floor ext. door w/ (n) canopy across rear facade. infill (e) north ext. door @ 1st floor garage. 4) replace (e) rear window @ 1st floor garage w/ (n) ext. door from garage to deck. relocate (e)
Details
Permit
202211176759
Status
expired
Filed
Nov 17, 2022
Permit issued
Jul 10, 2023
Declared cost
$43,300
Address
20 Hernandez Av

replace (e) 2-story wood deck & stair w/ (n) 2-story wood deck & stair. replace (e) roofed canopy @ 2nd floor ext. door w/ (n) canopy across rear facade. infill (e) north ext. door @ 1st floor garage. 4) replace (e) rear window @ 1st floor garage w/ (n) ext. door from garage to deck. relocate (e)

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$43,300
Mar 17, 2022Completed
final sign-off Nov 2022
20 Hernandez AvTerence Mcmahon Constructionone full kitchen & one powder room remodel. new tile, new electrical, & plumbing fixtures, new accessories, new paint. non structural.
Details
Permit
202203170211
Status
complete
Filed
Mar 17, 2022
Permit issued
Mar 17, 2022
Final sign-off
Nov 21, 2022
Declared cost
$77,850
Address
20 Hernandez Av

one full kitchen & one powder room remodel. new tile, new electrical, & plumbing fixtures, new accessories, new paint. non structural.

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$77,850
Dec 22, 2021Completed
final sign-off Nov 2022
20 Hernandez AvTerence Mcmahon Constructionfull bathroom remodel on 3rd floor.
Details
Permit
202112224862
Status
complete
Filed
Dec 22, 2021
Permit issued
Dec 22, 2021
Final sign-off
Nov 22, 2022
Declared cost
$48,700
Address
20 Hernandez Av

full bathroom remodel on 3rd floor.

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$48,700
Aug 2, 2021Completed
final sign-off Nov 2022
20 Hernandez AvTerence Mcmahon Constructiondemo haul and dump existing stucco, wrap lath and new stucco all around the house
Details
Permit
202108025580
Status
complete
Filed
Aug 2, 2021
Permit issued
Aug 2, 2021
Final sign-off
Nov 22, 2022
Declared cost
$108,000
Address
20 Hernandez Av

demo haul and dump existing stucco, wrap lath and new stucco all around the house

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$108,000
Aug 29, 2019Completed
final sign-off Nov 2019
20 Hernandez AvJemico Llc Dba Renewal By Andersen Of Sfreplacing 39 windows and 2 patio doors in the home (currently all vinyl). all street facing windows to have fdl grilles to reutnr to original character of the home. all street facing windows to be e-series andersen wood clad. all non-street visible windows to be be rba fibrex windows.
Details
Permit
201908290225
Status
complete
Filed
Aug 29, 2019
Permit issued
Sep 24, 2019
Final sign-off
Nov 20, 2019
Declared cost
$116,000
Address
20 Hernandez Av

replacing 39 windows and 2 patio doors in the home (currently all vinyl). all street facing windows to have fdl grilles to reutnr to original character of the home. all street facing windows to be e-series andersen wood clad. all non-street visible windows to be be rba fibrex windows.

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$116,000
Sep 9, 2011Completed
final sign-off Feb 2012
20 Hernandez AvAnderson Roofing & Sheet Metalreroofing
Details
Permit
201109094262
Status
complete
Filed
Sep 9, 2011
Permit issued
Sep 9, 2011
Final sign-off
Feb 17, 2012
Declared cost
$14,190
Address
20 Hernandez Av

reroofing

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$14,190

Who worked here

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

Contractors
Terence Mcmahon Construction (5), Anderson Roofing & Sheet Metal, Jemico Llc Dba Renewal By Andersen Of Sf
Architects
Eric H. Hartz

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