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 6870396-CN

3813 SW BARTON ST

Construct attached accessory dwelling unit (AADU) addition and substantial alteration to existing single family residence per plan. (Construct substantial alterations and addition for a two-family dwelling and construct one-family dwelling per plan. Review and process for 2 CN's under 6870396).

Permit

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

Location

City
SEATTLE
State
WA
ZIP
98126

Dates

Applied
2022-04-06
Issued
2022-06-30
Expires
2023-12-30
Completed
2023-06-09
Time to issue
85 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
28
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