Preview 436,579 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 6971629-CN

4555 12TH AVE S

Allow existing single family residence as detached accessory dwelling unit (no alterations proposed) per plans. (Establish use as single family residence with attached accessory dwelling unit allow existing single family residence as detached accessory dwelling unit per land use code and construct a two-family dwelling. Project includes removal of existing detached garage. Reviews and processing for 2 construction records under 6955240-CN)

Permit

Permit type
Building
Class
Residential
Trade
General/Building
Nature of work
Other
Work
Change of Use Only - No Construction
Status
Expired

Location

City
SEATTLE
State
WA
ZIP
98108

Dates

Applied
2023-06-21
Issued
2023-10-18
Expires
2025-04-18
Time to issue
119 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

Review cycles
0
Days out for corrections
0
Permit class (Seattle detail)
Single Family/Duplex

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

Other permits issued in Seattle, October 2023