Sold147d on market
21507 42nd Avenue S #F3
Seatac, WA, 98198 • 98198 • King County
$535,000
$286/sqft
3Beds
3Baths
1,871Sqft
2004Built
Property DNA
Territorial Views
Territorial
Contemporary Style
Built 2004 · 22 years of history
Riverview
98198
Outdoor Living
Cooking-Electric · Dryer-Electric · End Unit · Fireplace · Ice Maker · Insulated Windows · Primary Bathroom · Washer
1 Fireplace
Gas · Main Level: 1 · Fireplace
2-Car Garage
Individual Garage
Hardwood Floors
Quality flooring throughout
This home is getting attention
Listed 147 days ago · 17 views
Market activity
Demand and pricing signals for this listing
17 views
People checking out this listing
147 days on market
Established listing
$286/sqft
Price per square foot
Selling Soon Prediction
HighThis home ranks in the top 11% of listings most likely to go under contract soon, based on market activity and demand signals.
Likelihood score
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About this home
Condo · Built 2004
Experience modern elegance in this 3-bedroom, 2.5-bath corner unit condo at 21507 42nd Ave S Unit F3, SeaTac, WA 98198, in the serene River Ridge community. Built in 2004, this 1,872 sq ft home features an open layout with abundant natural light, newer carpet & hardwood floors, a cozy gas fireplace, & an office/den. The updated kitchen boasts granite counters & shaker cabinets. The primary suite offers a walk-in closet & stunning views of the valley and Cascade Mountains. Enjoy a private patio on a greenbelt, in-unit laundry, and a 2-car garage. New roof installed 2025. Ideally located near SeaTac Airport, I-5, Hwy 167, the light rail and Southcenter Mall —perfect for commuters. Schedule your tour today!
Standout features identified
Our analysis highlights cozy gas fireplace, updated kitchen, and abundant natural light as key attractions of this home.
Estimated monthly payment
Based on current rates
$3,801/month
Principal & Interest$2,617
Property Tax$535
Insurance$178
HOA$470
Down payment20% ($107,000)
3%50%
Est. 6.18% rate · 30yr fixed · $428,000 loan
Full calculator →At a glance
Key facts and listing details
TypeCondominium
Year Built2004
HeatingFireplace, Forced Air, Natural Gas
CoolingNone
Parking2 Garage spaces
HOA$470 monthly
Property
Home typeCondo
Sub-typeCondominium
StyleContemporary
Year built2004
Stories2
Systems
HeatingFireplace, Forced Air, Natural Gas
CoolingNone
RoofComposition
ConstructionMetal/Vinyl
Water / SewerCompany: Yes Energy Management / Company: Yes Energy Management
Parking & Outdoor
ParkingIndividual Garage
Garage2 spaces
Fireplaces1
Location & Tax
Neighborhood98198
Annual tax$5,262
Parcel7330050500
Bathrooms & Fees
Full baths2
HOA$470/mo
Features & details
14 categories of property features
Interior Features
Appliances
Dishwasher(s)
Disposal
Dryer(s)
Microwave(s)
Refrigerator(s)
Stove(s)/Range(s)
Washer(s)
Garbage Disposal
Water Heater Location: Basement
Cooking - Electric Hookup
Cooking-Electric
Dryer-Electric
Ice Maker
Washer
Flooring
Hardwood
Vinyl
Carpet
Heating
Fireplace
Forced Air
Natural Gas
Cooling
None
Laundry
Electric Dryer Hookup
Washer Hookup
Fireplace
Gas
Main Level: 1
Fireplace
Windows
Insulated Windows
Green/Energy
Insulated Windows
Exterior Features
Parking
Individual Garage
Construction
Metal/Vinyl
Patio & Porch
Cooking-Electric
Dryer-Electric
End Unit
Fireplace
Ice Maker
Insulated Windows
Primary Bathroom
Washer
Lot Features
Corner Lot
Dead End Street
Paved
Views
Territorial
Utilities
Xfinity
Xfinity
Room details
11 rooms detailed
Master Bedroom
Bedroom
Bedroom
Bathroom Full
Bathroom Full
Other
MainListing insights
Market data and value estimates
StatusSold
Days on market147
Est. value$543,400
Est. rent$3,197/mo
Tax rate0.82%
Price/sqft$286
On marketDec 6, 2025
PostedOct 3, 2025
Last sold$535,000
MLS statusSold
MLS updatedDec 11, 2025
Tour days6
Views17
How are the schools in Seatac?
3 schools rated nearby
Location
Seatac, WA, 98198
Price history
10 events
DateEventPrice$/sqftSource
Nov 10, 2025Sold$535,000$286NWMLS as distributed by MLS GRID
Oct 9, 2025Pending Sale$535,000$286NWMLS as distributed by MLS GRID
Oct 3, 2025Listed For Sale$535,000$286NWMLS as distributed by MLS GRID
Mar 10, 2017Sold$306,000$164NWMLS as distributed by MLS GRID
Jan 28, 2017Price Change$302,950$162Coldwell Banker Danforth
Jan 20, 2017Price Change$304,950$163Coldwell Banker Danforth
Sep 27, 2016Price Change$309,950$166Coldwell Banker Danforth
Sep 16, 2016Price Change$315,000$168Coldwell Banker Danforth
Sep 1, 2016Listed For Sale$319,900$171Coldwell Banker Danforth
Feb 3, 2005Sold$292,053$156Public Record
Sold$535,000
Nov 10, 2025•$286/sqft•NWMLS as distributed by MLS GRID
Pending Sale$535,000
Oct 9, 2025•$286/sqft•NWMLS as distributed by MLS GRID
Listed For Sale$535,000
Oct 3, 2025•$286/sqft•NWMLS as distributed by MLS GRID
Sold$306,000
Mar 10, 2017•$164/sqft•NWMLS as distributed by MLS GRID
Price Change$302,950
Jan 28, 2017•$162/sqft•Coldwell Banker Danforth
Price Change$304,950
Jan 20, 2017•$163/sqft•Coldwell Banker Danforth
Price Change$309,950
Sep 27, 2016•$166/sqft•Coldwell Banker Danforth
Price Change$315,000
Sep 16, 2016•$168/sqft•Coldwell Banker Danforth
Listed For Sale$319,900
Sep 1, 2016•$171/sqft•Coldwell Banker Danforth
Sold$292,053
Feb 3, 2005•$156/sqft•Public Record
Tax history
19 years of records
YearTax paidAssessed value
Apr 7, 2024$5,262$528,000
Apr 7, 2023$5,824$561,000
Apr 7, 2022$5,122$489,000
Apr 7, 2021$4,933$414,000
Apr 7, 2020$4,712$385,000
Apr 7, 2019$4,649$378,000
Apr 7, 2018$4,381$357,000
Apr 7, 2017$4,553$335,000
Apr 7, 2016$3,805$291,000
Apr 7, 2015$3,805$257,000
Apr 7, 2014$3,805$257,000
Apr 7, 2013$3,805$157,000
Apr 7, 2012—$157,000
Apr 7, 2011—$215,000
Apr 7, 2010—$272,000
Apr 7, 2009—$272,000
Apr 7, 2007—$292,000
Apr 7, 2006—$283,000
Apr 7, 2005—$271,000
Nearby homes
Neighborhood details
Local context around this listing
Seatac, WA • King County
Nearby cities
AuburnBellevueBothellFederal WayKentKirklandRedmondRenton
Nearby zip codes
981319814898158981689818898198
Similar homes
Based on information submitted to the MLS GRID as of 2026-04-07 06:28:32 PDT. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. [Click here for more information](/mls-disclaimers/#39)
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