Block 1560, lot 034

550 18th Ave

City’s use: Single Family Residential
Built: 1916
Stories: 4
Units: 1
Rooms: 5 bedrooms, 3 bathrooms
Building: 3,637 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

7 permits filed for this property since 2000.

CompletedIn progressNever finaledExpired or cancelled

Filed	Outcome	Address	Contractor	Work described on the permit	Declared cost
Oct 2, 2025	Completed final sign-off Jan 2026	550 18th Av	Tom Lee Roofing Inc.	re-roofing: remove and replace roofing material / existing roofing material (in-kind) Details Permit 202510026639 Status complete Filed Oct 2, 2025 Permit issued Oct 2, 2025 Final sign-off Jan 14, 2026 Declared cost $18,000 Address 550 18th Av re-roofing: remove and replace roofing material / existing roofing material (in-kind) Open the permit page	$18,000
Jan 23, 2024	Completed final sign-off Apr 2024	550 18th Av	Pederson Construction Inc	revision to 202307242843. drywall storage space insulate in garage level. Details Permit 202401234446 Status complete Filed Jan 23, 2024 Permit issued Jan 23, 2024 Final sign-off Apr 23, 2024 Declared cost $5,000 Address 550 18th Av revision to 202307242843. drywall storage space insulate in garage level. Open the permit page	$5,000
Jul 24, 2023	Completed final sign-off Apr 2024	550 18th Av	Pederson Construction Inc	new unconditioned power room only in garage. Details Permit 202307242843 Status complete Filed Jul 24, 2023 Permit issued Dec 14, 2023 Final sign-off Apr 23, 2024 Declared cost $7,000 Address 550 18th Av new unconditioned power room only in garage. Open the permit page	$7,000
Jun 8, 2021	Expired or cancelled withdrawn Jul 2023	550 18th Av		garage conversion: adding 388 sf of new conditioned space: new living rm & bathroom @ garage level. sprinkler permit separated. Details Permit 202106081933 Status withdrawn Filed Jun 8, 2021 Declared cost $100,000 Address 550 18th Av garage conversion: adding 388 sf of new conditioned space: new living rm & bathroom @ garage level. sprinkler permit separated. Open the permit page	$100,000
Jul 20, 2015	Never finaled issued Jul 2015, no final	550 18th Av		street space Details Permit M605407 Status issued Filed Jul 20, 2015 Permit issued Jul 20, 2015 Address 550 18th Av street space Open the permit page
Sep 3, 2014	Completed final sign-off Nov 2015	550 18th Av		1st level: new restroom, new flooirng, new shear wall. 2nd level: relocate powder room, new openings, replacing new kitchen cabs, struct. fram & new deck. 3rd level: new 2nd bathroom, remodel (e) bath. 4th level: minor renovation to non load bearing walls. Details Permit 201409035301 Status complete Filed Sep 3, 2014 Permit issued Feb 12, 2015 Final sign-off Nov 19, 2015 Declared cost $100,000 Address 550 18th Av 1st level: new restroom, new flooirng, new shear wall. 2nd level: relocate powder room, new openings, replacing new kitchen cabs, struct. fram & new deck. 3rd level: new 2nd bathroom, remodel (e) bath. 4th level: minor renovation to non load bearing walls. Open the permit page	$100,000
Jan 10, 2003	Completed final sign-off Apr 2003	550 18th Av	Lam Pui Electrical & Plumbing Inc.	remodel kitchen, replace existing cabinets and floor Details Permit 200301104967 Status complete Filed Jan 10, 2003 Permit issued Jan 10, 2003 Final sign-off Apr 14, 2003 Declared cost $9,000 Address 550 18th Av remodel kitchen, replace existing cabinets and floor Open the permit page	$9,000

Who worked here

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

Contractors: Pederson Construction Inc (2), Lam Pui Electrical & Plumbing Inc., Tom Lee Roofing Inc.
Architects: James Gallagher (2), Alexandra Sheets Saikley
Engineers: John Bailey, Senthil Puliyadi

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