Block 3608, lot 021

3364 21st St

City’s use: Multi-Family Residential
Built: 1900
Stories: 2
Units: 3
Rooms: 3 bathrooms
Building: 2,580 sq ft
Lot: 2,875 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

5 permits filed for this property since 2000.

CompletedIn progressNever finaledExpired or cancelled

Filed	Outcome	Address	Contractor	Work described on the permit	Declared cost
Jun 25, 2026	In progress filed Jun 2026, not yet issued	3364 21st St		3/f renovation within (e) 3-unit residential bldg. scope includes removal of (e) interior walls & associated structural modifications. installation of new structural beam(s), removal of exterior door, window, & potion of rear exterior wall, install of new approx 11'x8' nanawall folding door system, Details Permit 202606253916 Status filed Filed Jun 25, 2026 Declared cost $15,000 Address 3364 21st St 3/f renovation within (e) 3-unit residential bldg. scope includes removal of (e) interior walls & associated structural modifications. installation of new structural beam(s), removal of exterior door, window, & potion of rear exterior wall, install of new approx 11'x8' nanawall folding door system, Open the permit page	$15,000
Aug 25, 2025	In progress issued Aug 2025	3364 21st St		unit 3364 1/2: in kind remodel of existing kitchen and bathroom, top unit. Details Permit 202508253832 Status issued Filed Aug 25, 2025 Permit issued Aug 25, 2025 Declared cost $10,000 Address 3364 21st St unit 3364 1/2: in kind remodel of existing kitchen and bathroom, top unit. Open the permit page	$10,000
Apr 5, 2013	Never finaled issued Apr 2013, no final	3364 21st St		street space Details Permit M383427 Status issued Filed Apr 5, 2013 Permit issued Apr 5, 2013 Address 3364 21st St street space Open the permit page
Feb 23, 2007	Completed final sign-off Mar 2007	3364 21st St	Bill Kurnizki Construction	replacing three posts on a 2 story deck/stairs. to comply with#20079896 his nov dated 02/16/07. Details Permit 200702234745 Status complete Filed Feb 23, 2007 Permit issued Feb 23, 2007 Final sign-off Mar 6, 2007 Declared cost $1,500 Address 3364 21st St replacing three posts on a 2 story deck/stairs. to comply with#20079896 his nov dated 02/16/07. Open the permit page	$1,500
Nov 17, 2003	Expired or cancelled expired Jan 2010	3364 21st St	Grand Roofing Inc.	reroofing Details Permit 200311170406 Status expired Filed Nov 17, 2003 Permit issued Nov 18, 2003 Declared cost $7,280 Address 3364 21st St reroofing Open the permit page	$7,280

Who worked here

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

Contractors: Bill Kurnizki Construction, Grand Roofing Inc.
Architects: Ewa Sabala
Engineers: Mohamed Genidy

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