170 Prospect St
Building permits, Seattle, WA
170 Prospect St, Seattle has 3 building permits on record. The most recent, issued Aug 14, 2026, is for addition or alteration: Construct substantial alterations to one-family dwelling per plan.
All permits at this address
| Date | Type | Work | Cost |
|---|---|---|---|
| Addition or alteration | Construct substantial alterations to one-family dwelling per plan. | $250,000 | |
| Addition or alteration | Construct alterations to one-family dwelling subject to field inspection (STFI). | $250,000 | |
| Addition or alteration | Closed as Incomplete - Expired Permit Remodel master suite on second floor of existing single family residence per STFI. | $4,000 |
Checked 2026-10-01 08:47 UTC against City of Seattle open data. Markdown · JSON