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 6993050-CN

1531 NE 89TH ST

Convert one-family dwelling to two-family dwelling (Allow attached accessory dwelling unit (AADU) and detached accessory dwelling unit (DADU) to existing single-family residence per land use code. Construct alterations to convert one-family dwelling to two-family dwelling and substantial alterations to convert detached accessory structure to one-family dwelling per plan. Review & process for (2) records under 6993050-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
98115

Dates

Applied
2023-12-26
Issued
2024-04-04
Expires
2025-10-04
Completed
2025-05-13
Time to issue
100 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
34
Permit class (Seattle detail)
Single Family/Duplex

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

Other permits issued in Seattle, April 2024