Downtown · Seattle
Updated May 2026Four Seasons Residences
99 Union St, Seattle
Policy at a Glance
The four questions every serious buyer asks before scheduling a showing.
Key Amenities
4 on file
Four Seasons Residences: Key Facts
Profile by Jeff Reynolds, Seattle Condo Specialist · Compass Real Estate · 20+ years, 500+ transactions
Live Listings at Four Seasons Residences
Jeff's Live Search7 condos for sale at Four Seasons Residences, from $2,200,000
Updated August 10, 2026
$2,200,000
1 bd · 2 ba · 1,328 sqft
99 Union Street #1205, Seattle, WA 98101
NWMLS #2483292
$15,000,000
3 bd · 6 ba · 7,382 sqft
99 Union Street #1703, Seattle, WA 98101
NWMLS #2565589
$6,200,000
2 bd · 3 ba · 4,488 sqft
99 Union Street #1801, Seattle, WA 98101
NWMLS #2540436
$3,995,000
2 bd · 3 ba · 2,120 sqft
99 Union Street #1704, Seattle, WA 98101
NWMLS #2547881
Listings courtesy of NWMLS as distributed by MLS Grid. Listing data as of August 10, 2026. The listings, counts, and pricing shown here come from the live MLS feed and are shown separately from the Seattle Condo Authority building profile above.
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About Four Seasons Residences
Four Seasons Residences is a Mid-Rise building in Downtown, Seattle. Built in 2008 with 36 residences across 22 stories. Developed by Four Seasons.
Four Seasons Residences sits in the urban core, steps from Pike Place Market, the Seattle Art Museum, and the Elliott Bay waterfront, with a Walk Score of 99.
Monthly HOA fees at Four Seasons Residences range from $2000–$5000+.
Building Details
| Address | 99 Union St, Seattle |
| Neighborhood | Downtown, Seattle |
| Year Built | 2008 |
| Total Units | 36 |
| Stories | 22 |
| Type | Mid-Rise |
| HOA Range | $2000–$5000+/month |
| Starting Price | $2M |
| Walk Score | 99 |
| Developer | Four Seasons |
Key Amenities
- Full hotel services
- spa
- pool
- valet
Four Seasons Residences is positioned walking distance to financial district employers, Amazon, and the central business district, with light rail, streetcar, and major bus corridors converging within blocks.
Frequently Asked Questions
Where is Four Seasons Residences located in Seattle?
Four Seasons Residences is located in Downtown, Seattle at 99 Union St, Seattle. The building is positioned in the urban core, steps from Pike Place Market, the Seattle Art Museum, and the Elliott Bay waterfront.
How many units does Four Seasons Residences have?
Four Seasons Residences has 36 units across 22 stories in a mid-rise format. The building was completed in 2008. Contact Jeff Reynolds for current unit availability, recent comparable sales, and listing data at Four Seasons Residences.
What year was Four Seasons Residences built?
Four Seasons Residences was built in 2008, making it about 18 years old.
What are HOA fees at Four Seasons Residences?
HOA fees at Four Seasons Residences range from $2000–$5000+ per month depending on unit size. Fees typically cover building insurance, water/sewer/garbage, common area maintenance, reserve contributions, and management. Amenities at Four Seasons Residences include full hotel services, spa, pool, valet. Contact Jeff Reynolds for the current verified fee schedule and reserve study before making an offer.
The Building Check
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Jeff Reynolds
Seattle Condo Specialist · Compass Real Estate · 20+ Years
Jeff Reynolds has spent 20+ years exclusively focused on Seattle's condo market, closing 500+ transactions and personally profiling 210+ buildings. His building-level expertise, grounded in HOA financials, reserve fund health, construction quality, and resale performance, is the foundation of every recommendation on this site. Have a question about Four Seasons Residences?