SeaTac, WA
2 permitsLast activity Sep 18, 2026
No parcel data available
New two-story detached structure with two ADUs (Unit 1: 807 SF, Unit 2: 990 SF) on a lot with an existing single-family residence to remain. Includes associated site work per civil plans. Electrical, mechanical, and plumbing under separate permits.
Submitted Sep 18, 2026
2 story detached adu
Submitted Jun 20, 2024
Permit data from the City of SeaTac permit portal
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