Preview 316,582 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 6780544-CN

1226 S TRENTON ST

Construct substantial alterations partially to convert a portion of a detached accessory structure into a detached accessory dwelling unit and complete work authorized by permit # 6680178-CN per plan.

Permit

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

Location

City
SEATTLE
State
WA
ZIP
98108

Dates

Applied
2020-06-10
Issued
2020-07-31
Expires
2022-01-31
Completed
2020-08-05
Time to issue
51 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.
Contractor
Individual

Seattle details

Housing category
Middle Housing
Review cycles
3
Days out for corrections
3
Permit class (Seattle detail)
Single Family/Duplex

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

Other permits issued in Seattle, July 2020