








The Building
99 Union Street
Seattle, WA 98101 · 11 units · 4 for sale
99 Union Street is a 11-unit condo building in Seattle, WA, part of Downtown, built in 2008. Units offer 1 to 3 bedrooms, 1 to 6 bathrooms and 1,328 to 7,382 sq ft. 4 units are currently for sale from $2,050,000 to $15,000,000, with monthly HOA fees around $2,826.
Facts & Features
Building Info
- Units
- 11
- For sale
- 4
- Price range
- $2,050,000 – $15,000,000
- Year built
- 2008
- HOA fee
- $2,826 / monthly
- Community
- Downtown
Units
11 units at 99 Union Street
$2,050,000
Unit #1205
1 2 0 sqft
$6,200,000
Unit #1801
2 3 0 sqft
$3,995,000
Unit #1704
2 3 0 sqft
$15,000,000
Unit #1703
3 6 0 sqft
Off market since Sep 2026
$2,050,000
Unit 1205
1 2 1,328 sqft
Off market since Sep 2026
$3,800,000
Unit 1206
2 3 1,992 sqft