Addition or alteration at 601 Union St
City of Seattle permit 6559018-CN, issued Mar 10, 2017 for 601 Union St: addition or alteration. Construct alterations to lobbies on levels 1-4 and level 41 entry plaza and 6th and Union entry of existing commercial building (Two Union Square) per plan.
- Permit number
- 6559018-CN
- Issued
- Type
- Addition or alteration
- Status
- Completed
- Reported cost
- $19,000,000
- ZIP code
- 98101
- Source
- City of Seattle permit dataset (this record as JSON)
Checked 2026-10-01 07:18 UTC.