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 6848448-CN

11235 37TH AVE SW

Construct addition of an attached accessory dwelling unit (AADU) to existing single family residence and substantial alterations to convert an existing detached accessory building into a detached accessory dwelling unit (DADU) per plan.

Permit

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

Location

City
SEATTLE
State
WA
ZIP
98146

Dates

Applied
2021-10-05
Issued
2022-08-04
Expires
2024-02-04
Completed
2023-05-23
Time to issue
303 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
Middle Housing
Review cycles
3
Days out for corrections
18
Permit class (Seattle detail)
Single Family/Duplex

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

Other permits issued in Seattle, August 2022