Block 3598, lot 010

3718 20th St

City’s use: Multi-Family Residential
Built: 1906
Stories: 4
Units: 2
Rooms: 8 bedrooms, 6 bathrooms
Building: 6,816 sq ft
Lot: 2,850 sq ft
Zoning: RH3
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

9 permits filed for this property since 2000.

CompletedIn progressNever finaledExpired or cancelled

Filed	Outcome	Address	Contractor	Work described on the permit	Declared cost
Oct 25, 2025	In progress issued Feb 2026	3718 20th St	Mueller Nicholls Inc	interior renovation. no veritcal or horizontal addition. preserving the front facade. replace vinyl windows on the front facade with wood windows. changes to fenestrations on other facades, not readily visible from public right of way. approx 12" partial expansion of ground floor garage into Details Permit 202509246036 Status issued Filed Oct 25, 2025 Permit issued Feb 20, 2026 Declared cost $1,750,000 Address 3718 20th St interior renovation. no veritcal or horizontal addition. preserving the front facade. replace vinyl windows on the front facade with wood windows. changes to fenestrations on other facades, not readily visible from public right of way. approx 12" partial expansion of ground floor garage into Open the permit page	$1,750,000
Jan 23, 2024	Completed final sign-off Jan 2024	3720 20th St	Master Roofing Systems Inc.	re-roofing (rear lower roof) Details Permit 202401234443 Status complete Filed Jan 23, 2024 Permit issued Jan 23, 2024 Final sign-off Jan 24, 2024 Declared cost $6,800 Address 3720 20th St re-roofing (rear lower roof) Open the permit page	$6,800
Oct 25, 2023	Expired or cancelled suspend Mar 2024	3718 20th St	Best Roofing Const.	reroofing Details Permit 202310259472 Status suspend Filed Oct 25, 2023 Permit issued Oct 25, 2023 Declared cost $15,000 Address 3718 20th St reroofing Open the permit page	$15,000
Apr 9, 2021	Completed final sign-off Jul 2021	3718 20th St	B R S Construction	no rough opening changrd u-factor for glazing shall not exceed0.30. new flooring & painting in-kind. replace 1 window and 1 door @ rear. kitchen remodel in-kind, painting, dry wall patch, fix dry rot siding 4 sf. no street facing. no structural work. Details Permit 202104098213 Status complete Filed Apr 9, 2021 Permit issued Apr 9, 2021 Final sign-off Jul 14, 2021 Declared cost $10,000 Address 3718 20th St no rough opening changrd u-factor for glazing shall not exceed0.30. new flooring & painting in-kind. replace 1 window and 1 door @ rear. kitchen remodel in-kind, painting, dry wall patch, fix dry rot siding 4 sf. no street facing. no structural work. Open the permit page	$10,000
Jan 31, 2018	Completed final sign-off Jun 2018	3718 20th St		small bath - plaster and lathe removed., new: bathtub, vanity, touilet remaining, new plumb connections, new sheetrock & ceramic tile around bathtub, paint. Details Permit 201801310065 Status complete Filed Jan 31, 2018 Permit issued Jan 31, 2018 Final sign-off Jun 4, 2018 Declared cost $4,500 Address 3718 20th St small bath - plaster and lathe removed., new: bathtub, vanity, touilet remaining, new plumb connections, new sheetrock & ceramic tile around bathtub, paint. Open the permit page	$4,500
Apr 30, 2013	Completed final sign-off May 2013	3718 20th St	Pjcon Inc	revision to app#201108041716.change from bedroom to a den. Details Permit 201304305790 Status complete Filed Apr 30, 2013 Permit issued Apr 30, 2013 Final sign-off May 2, 2013 Address 3718 20th St revision to app#201108041716.change from bedroom to a den. Open the permit page
Jul 9, 2012	Completed final sign-off May 2013	3718 20th St	Pjcon Inc	revision to appl #2011.08.04.1716 - revise moment frame location, new foundation per plan. Details Permit 201207094347 Status complete Filed Jul 9, 2012 Permit issued Jul 10, 2012 Final sign-off May 2, 2013 Declared cost $7,000 Address 3718 20th St revision to appl #2011.08.04.1716 - revise moment frame location, new foundation per plan. Open the permit page	$7,000
Dec 8, 2011	Never finaled issued Dec 2011, no final	3716 20th St		street space permit. Details Permit M292027 Status issued Filed Dec 8, 2011 Permit issued Dec 8, 2011 Address 3716 20th St street space permit. Open the permit page
Aug 4, 2011	Completed final sign-off May 2013	3718 20th St		this project consists of interior alterations to an (e) 4 story, 2 unit building. work also includes a (n) larger garage door. interior alterations include general improvements, a (n) interior stair connecting 1st fl to 2nd fl. (n) closets, & a bathroom remodel. Details Permit 201108041716 Status complete Filed Aug 4, 2011 Permit issued Dec 15, 2011 Final sign-off May 2, 2013 Declared cost $60,000 Address 3718 20th St this project consists of interior alterations to an (e) 4 story, 2 unit building. work also includes a (n) larger garage door. interior alterations include general improvements, a (n) interior stair connecting 1st fl to 2nd fl. (n) closets, & a bathroom remodel. Open the permit page	$60,000

Who worked here

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

Contractors: Pjcon Inc (2), B R S Construction, Best Roofing Const., Master Roofing Systems Inc., Mueller Nicholls Inc
Architects: Elsa Brown
Engineers: Jason Powers, Rodrigo Santos

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