PERMIT #7118598-CN
509 21ST AVE E, SEATTLE, WA
activePermit Timeline & Status
Construction Permit Timeline
Applied
March 28, 2026
In Review
2 cycles
Reviews Done
May 12, 2026
Ready to Issue
May 14, 2026
Issued
June 16, 2026
Completed
—
Expires
—
45
Plan Review Days — Total
33
Plan Review Days — City Control
12
Days in Applicant Control
2
Review Cycles
Permit issued — construction underway.
Plan-review data from Seattle DCI. “City control” is total plan-review days minus the days the applicant held the permit for corrections.
Explore This Record
509 21ST AVE E, SEATTLE, WA Property
Addition at 509 21ST AVE E Project
KCM Construction LLC Contractor
Capitol Hill Neighborhood
Project Overview
Project Details
Value
$200,000
Type
Residential Construction
Issued
June 16, 2026
Location
Capitol Hill
Contractor Information
Location & Map
Project Description
Construct addition and alterations to a single-family residence per plans
Additional Details
Permit Intelligence
Housing category
Single-Family Add/Alt
Review level
Full +
Primary use
Single Family/Duplex
Parcel
DV1134815
Review cycles
2
Plan review days
45
Days in corrections
12
Units added
0
Units removed
0