Synonymous with luxury living, the Four Seasons Residences in the epicenter of Seattle, exemplifies refined style. With every amenity imaginable, the Four Seasons will not disappoint. Whether you love to entertain or enjoy a quiet evening watching the sunset over Puget Sound, this stunning 18th floor unit demands your attention. At the Four Seasons it's a lifestyle, a sense of sophistication, a feeling of security. The amenities are numerous: valet parking, a professional concierge, spa, fitness center, pool and dog station + 2 dedicated parking spots and storage. Surrounded by floor to ceiling windows allowing you to drink in truly stunning views of waterfront activity, Elliot Bay, the Olympic Mountains in the distance, and those spectacular sunsets, this residence is undeniably special. Come take a look and fall in love with this world class residence.
Active
Listed by: Windermere Real Estate Co. • Kim O. Dales
$6,200,000
99 Union Street #1801, Seattle, WA 98101
2beds
4,488sqft
Condominium
Built in 2008
-- sqft lot
$5,876,700 Zestimate®
$1,381/sqft
$9,810/mo HOA
What's special
- 21 days |
- 759 |
- 25 |
Zillow last checked:
Listing updated:
Listed by:
Kim O. Dales,
Windermere Real Estate Co.
Source: NWMLS as distributed by MLS GRID,MLS#: 2540436
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Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 2
- Bathrooms: 3
- Full bathrooms: 1
- 3/4 bathrooms: 1
- 1/2 bathrooms: 1
- Main level bathrooms: 3
- Main level bedrooms: 2
Bonus room
- Level: Main
Den office
- Level: Main
Dining room
- Level: Main
Entry hall
- Level: Main
Family room
- Level: Main
Kitchen without eating space
- Level: Main
Heating
- Fireplace, Forced Air, Electric, Natural Gas
Cooling
- Has cooling: Yes
Appliances
- Included: Dishwasher, Disposal, Dryer, Microwave, Refrigerator, Stove(s)/Range(s), Washer, Dishwasher(s), Dryer(s), Garbage Disposal, Microwave(s), Refrigerator(s), Washer(s), Cooking-Gas
Features
- Flooring: Ceramic Tile, Hardwood
- Windows: Insulated Windows, Coverings: Blinds
- Number of fireplaces: 1
- Fireplace features: Gas, Main Level: 1, Fireplace
Interior area
- Total structure area: 4,488
- Total interior livable area: 4,488 sqft
Property
Parking
- Total spaces: 2
- Parking features: Common Garage
- Has garage: Yes
- Covered spaces: 2
Features
- Levels: One
- Stories: 1
- Entry location: Main
- Patio & porch: Cooking-Gas, End Unit, Fireplace, Insulated Windows, Primary Bathroom, Walk-In Closet(s)
- Spa features: Community
- Has view: Yes
- View description: Bay, City, Mountain(s), Sound
- Has water view: Yes
- Water view: Bay,Sound
Lot
- Features: Curbs, Paved, Sidewalk
Details
- Parcel number: 6094680330
- Special conditions: Standard
Construction
Type & style
- Home type: Condo
- Architectural style: Contemporary,Condo (1 Level)
- Property subtype: Condominium
Materials
- Cement/Concrete, Metal/Vinyl
- Roof: Flat
Condition
- Year built: 2008
- Major remodel year: 2008
Utilities & green energy
- Electric: Company: City of Seattle
- Sewer: Company: HOA
- Water: Company: HOA
Green energy
- Energy efficient items: Insulated Windows
Community & HOA
Community
- Features: Cable TV, Elevator, Fitness Center, Lobby Entrance, Pool
- Security: Security Service, Fire Sprinkler System
- Subdivision: Downtown
HOA
- Services included: Cable TV, Central Hot Water, Common Area Maintenance, Concierge, Earthquake Insurance, Gas, Internet, Security, Sewer, Water
- HOA fee: $9,810 monthly
Location
- Region: Seattle
Financial & listing details
- Price per square foot: $1,381/sqft
- Tax assessed value: $7,009,000
- Annual tax amount: $69,539
- Date on market: 6/15/2026
- Cumulative days on market: 23 days
- Listing terms: Conventional
- Inclusions: Dishwasher(s), Dryer(s), Garbage Disposal, Microwave(s), Refrigerator(s), Stove(s)/Range(s), Washer(s)
Estimated market value
$5,876,700
$5.58M - $6.17M
$7,729/mo
Price history
| Date | Event | Price |
|---|---|---|
| 6/16/2026 | Listed for sale | $6,200,000-24.2%$1,381/sqft |
Source:  NWMLS as distributed by MLS GRID #2540436 Report a problem | ||
| 3/31/2026 | Listing removed | $8,175,000$1,822/sqft |
Source: Realogics Sothebys International Realty #2301777 Report a problem | ||
| 8/1/2025 | Listed for sale | $8,175,000$1,822/sqft |
Source: Realogics Sothebys International Realty #2301777 Report a problem | ||
| 7/23/2025 | Listing removed | $8,175,000$1,822/sqft |
Source: Realogics Sothebys International Realty #2301777 Report a problem | ||
| 3/26/2025 | Price change | $8,175,000-15.7%$1,822/sqft |
Source: Realogics Sothebys International Realty #2301777 Report a problem | ||
| 10/17/2024 | Listed for sale | $9,695,000+61.6%$2,160/sqft |
Source: Realogics Sothebys International Realty #2301777 Report a problem | ||
| 8/14/2020 | Sold | $6,000,000-14.2%$1,337/sqft |
Source: NWMLS as distributed by MLS GRID #1481706 Report a problem | ||
| 7/31/2020 | Pending sale | $6,995,000$1,559/sqft |
Source: Christie's Int'l RE Seattle #1481706 Report a problem | ||
| 6/10/2020 | Listed for sale | $6,995,000-2.2%$1,559/sqft |
Source: Christie's Int'l RE Seattle #1481706 Report a problem | ||
| 9/16/2016 | Sold | $7,155,000$1,594/sqft |
Source: NWMLS as distributed by MLS GRID #371688 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $69,540 +1.5% | $7,009,000 -5.9% |
| 2024 | $68,544 -11.1% | $7,446,000 -12.5% |
| 2023 | $77,082 +14.3% | $8,506,000 +2.5% |
| 2022 | $67,454 -6.7% | $8,299,000 +1.4% |
| 2021 | $72,322 +18.6% | $8,183,000 +25.1% |
| 2020 | $60,963 -10.2% | $6,540,000 -11% |
| 2019 | $67,909 +5.8% | $7,351,000 -5% |
| 2018 | $64,186 +7.2% | $7,740,000 +23.8% |
| 2017 | $59,854 -6.9% | $6,254,000 +0.4% |
| 2016 | $64,263 | $6,229,000 -11.9% |
| 2015 | $64,263 | $7,068,000 +2.1% |
| 2014 | $64,263 | $6,925,000 +25% |
| 2012 | -- | $5,538,000 -4.5% |
| 2011 | -- | $5,801,000 -18.3% |
| 2010 | -- | $7,099,000 |
| 2009 | -- | $7,099,000 |
Find assessor info on the county website
Monthly payment
Est. payment$--/mo
Payment breakdown
Explore the cost of this home by adjusting the details. Changes won't be saved.All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
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Climate risks
Neighborhood: Downtown
Nearby schools
GreatSchools rating
- 3/10Lowell Elementary SchoolGrades: PK-5Distance: 1.5 mi
- 5/10Edmonds S. Meany Middle SchoolGrades: 6-8Distance: 1.9 mi
- 8/10Garfield High SchoolGrades: 9-12Distance: 1.8 mi
A local agent can set up tours, give advice and negotiate with sellers.
- Washington
- King County
- Seattle
- 98101
- Downtown
- 99 Union Street Unit 1801
Nearby cities
Nearby neighborhoods
Nearby zip codes
Other Seattle Topics
