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 6877973-CN

4510 49TH AVE SW

East single-family residence [DADU]. Construct detached accessory dwelling unit [DADU] over footprint of existing detached accessory garage at single-family residence per plan. [Review and processing for (2) construction records under 6876447-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
2022-01-19
Issued
2024-10-01
Expires
2026-04-01
Completed
2024-10-01
Time to issue
986 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
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 2024