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 6816211-CN

330 NE 91st ST

Construct detached accessory dwelling unit (DADU) at single family residence per Standard Plan 6794017-SP.

Permit

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

Dates

Applied
2020-12-23
Issued
2021-01-19
Expires
2022-07-19
Completed
2021-07-13
Time to issue
27 days

Value and contractor

Declared value
Log in with your free account
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
Pre-Approved DADU Plans
Review cycles
2
Days out for corrections
9
Permit class (Seattle detail)
Single Family/Duplex

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

Other permits issued in Seattle, January 2021