Block 1627, lot 017A

648 18th Ave

City’s use: Single Family Residential
Built: 1915
Stories: 2
Units: 1
Rooms: 1 bathroom
Building: 1,500 sq ft
Lot: 2,766 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

5 permits filed for this property since 2000.

CompletedIn progressNever finaledExpired or cancelled

Filed	Outcome	Address	Contractor	Work described on the permit	Declared cost
Oct 3, 2025	In progress filed Oct 2025, not yet issued	648 18th Av		rear horizontal addition at levels 2 and 3, and new roof deck at level 3 rear. reconfigure existing kitchen and toilet room at level 2. Details Permit 202510036661 Status triage Filed Oct 3, 2025 Declared cost $100,000 Address 648 18th Av rear horizontal addition at levels 2 and 3, and new roof deck at level 3 rear. reconfigure existing kitchen and toilet room at level 2. Open the permit page	$100,000
Jun 16, 2021	Never finaled filed Jun 2021, never issued	648 18th Av		renovate portion of (e) structure; extend ground level; add kitchen on level 1; add master bedroom & bath on level 2. Details Permit 202106162539 Status approved Filed Jun 16, 2021 Declared cost $120,000 Address 648 18th Av renovate portion of (e) structure; extend ground level; add kitchen on level 1; add master bedroom & bath on level 2. Open the permit page	$120,000
Sep 27, 2007	Never finaled issued Sep 2007, no final	648 18th Av	Young's Roofing, Inc.	reroofing Details Permit 200709273872 Status issued Filed Sep 27, 2007 Permit issued Sep 27, 2007 Declared cost $6,800 Address 648 18th Av reroofing Open the permit page	$6,800
Aug 16, 2007	Completed final sign-off Sep 2007	648 18th Av	Tri-C Designs Incorporated	remove damage from the top front elevation stucco and replace with same-no change. Details Permit 200708160041 Status complete Filed Aug 16, 2007 Permit issued Aug 16, 2007 Final sign-off Sep 6, 2007 Declared cost $5,000 Address 648 18th Av remove damage from the top front elevation stucco and replace with same-no change. Open the permit page	$5,000
Sep 6, 2005	Completed final sign-off Sep 2005	648 18th Av	Greg Kempton Construction	footing repair / underpinn. Details Permit 200509062044 Status complete Filed Sep 6, 2005 Permit issued Sep 6, 2005 Final sign-off Sep 30, 2005 Declared cost $1,000 Address 648 18th Av footing repair / underpinn. Open the permit page	$1,000

Who worked here

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

Contractors: Greg Kempton Construction, Tri-C Designs Incorporated, Young's Roofing, Inc.
Architects: Chun P. Quach (2)
Engineers: Amarendra Prasad

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