Preview 316,582 permits — every permit Chicago, Austin and Seattle issued in the last ten years. The full load is in progress, so this is how far it has got. Sourced from city open-data portals. Data as of 2026-09-20.

Seattle · permit 7085178-CN

11506 28TH AVE NE

Allow new detached accessory dwelling unit to existing single family use per land use code. Install new modular (L&I) one family dwelling per plan.

Permit

Permit type
Building
Class
Residential
Trade
General/Building
Nature of work
Alteration
Work
Addition/Alteration
Status
Issued

Location

City
SEATTLE
State
WA
ZIP
98125

Dates

Applied
2025-08-12
Issued
2026-03-08
Expires
2027-09-08
Time to issue
208 days

Value and contractor

Declared value
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Total fee
N/A. Total fee is a premium field which requires a paid plan. However, this permit has no fee on record.

Seattle details

Housing category
Single-Family Add/Alt
Review cycles
3
Days out for corrections
151
Permit class (Seattle detail)
Single Family/Duplex

Data as of 2026-09-20. View the city's record

Other permits issued in Seattle, March 2026