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 6844909-CN

7757 11TH AVE NW

Construct substantial alterations to existing single family residence including adding Accessory Dwelling Unit (ADU) on lower level per plan (Construct substantial alterations and add ADU to existing single family residence and construct new DADU - Processing for 2 records under 6844909-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
98117

Dates

Applied
2021-11-15
Issued
2022-06-16
Expires
2025-06-16
Completed
2025-06-20
Time to issue
213 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
4
Days out for corrections
130
Permit class (Seattle detail)
Single Family/Duplex

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

Other permits issued in Seattle, June 2022