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 6907215-CN

4430 47TH AVE SW

Allow new attached accessory dwelling unit to existing single family use per land use code. Construct addition and substantial alterations to add AADU to existing SFR for a two family dwelling per plan. (Construct addition and substantial alterations to convert existing SFR to a two family dwelling and construct one family dwelling per plan. Review and process for two CN records under 6907215-CN)

Permit

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

Location

City
SEATTLE
State
WA
ZIP
98116

Dates

Applied
2022-07-01
Issued
2023-01-03
Expires
2024-07-03
Completed
2023-05-19
Time to issue
186 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
59
Permit class (Seattle detail)
Single Family/Duplex

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

Other permits issued in Seattle, January 2023