18434 42nd Ave S Seatac, WA 98188
18434 42nd Ave S Seatac, WA 98188 | MLS® 2594827 Photo 1
18434 42nd Ave S Seatac, WA 98188 | MLS® 2594827 Photo 2
18434 42nd Ave S Seatac, WA 98188 | MLS® 2594827 Photo 3
18434 42nd Ave S Seatac, WA 98188 | MLS® 2594827 Photo 4
18434 42nd Ave S Seatac, WA 98188 | MLS® 2594827 Photo 5

Listing Office

Office Kw Lake Washington So
Active
$980,000

18434 42nd Ave S Seatac, WA 98188

Single Family Home Property Type
4 Beds
1 Full 1 Three-Quarter Baths
1,810 Sq. Ft.
1988 Year Built
King County
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Welcome Home! Discover an exceptional opportunity in the heart of SeaTac, where comfort, versatility, and investment potential come together! Beautifully maintained and thoughtfully updated, this spacious 4-bedroom home offers nearly 2,000 sq ft of living space across two levels, complemented by an impressive 1,200 sq ft garage and 360 sq ft attached workshop. The inviting upper level features a bright, open living area with a cozy fireplace, dining space, kitchen and two generous bedrooms. Downstairs, two additional bedrooms, a bathroom, and a second living area offer incredible flexibility for guests, multi-generational living or potential rental income. Extensive improvements provide added peace of mind, including a newer roof, updated plumbing, electrical panel, heating and A/C systems, remodeled upper level, beautifully updated downstairs bathroom and refreshed front and back decks. The oversized garage and workshop create endless possibilities for vehicles, storage, hobbies and more! Ideally situated just minutes from SeaTac Airport, light rail, Southcenter shopping and dining, Boeing, parks and major commuter routes, this prime location offers exceptional convenience and connectivity throughout the Puget Sound region. Whether you're seeking a spacious personal residence, multi-generational living or an investment opportunity, this remarkable property delivers an outstanding combination of space, functionality and long-term potential!
MLS® # 2594827
Monthly HOA N/A
On Site Not Available
Last Updated 10/16/2026

Location

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Michael Ross

Michael Ross

(206) 550-9635

Property Details

Community Information

Address 18434 42nd Ave S, Seatac, WA 98188
County King
City Seatac
Subdivision Seatac
Zip Code 98188
Plat or Condo Bldg. Chinook Park Plat

School Information

School District Highline
High School Tyee High
Middle School Chinook Mid
Elementary School Bow Lake Elem

Architecture

Bedrooms 4
Bathrooms 1 Full / 1 Three-Quarter
Year Built 1988
Construction Materials Wood
Building Style Split Entry
Building Information Built On Lot
Roof Torch Down
Foundation Poured Concrete
Basement Daylight
Parking Features Detached Carport, Driveway, Detached Garage, RV Parking

Features / Amenities

Interior Features Second Kitchen, Dbl Pane/Storm Window, Dining Room, Fireplace, Skylight(s), Water Heater
Appliances Dishwasher, Disposal, Dryer, Microwave, Refrigerator, Stove(s)/Range(s)
Fireplace Features Wood Burning
Fireplaces Total 2
Flooring Ceramic Tile, Hardwood, Carpet
Exterior Features Wood, Wood Products
Entry Location Main
Security Features Partially Fenced
Site Features Cable TV, Deck, Dog Run, Electric Car Charging, Fenced-Partially, Gas Available, High Speed Internet, Outbuildings, RV Parking, Shop
Covered Spaces 5
Parking Total 9
Cooling Heat Pump
Heating Forced Air

Property Features

Lot Size 0.22 Acres
Lot Features Curbs, Paved, Sidewalk
View Territorial
Topography Level
Sq.Ft. Size 1810
Lot Sq.Ft. Size 9750
Sewer Sewer Connected
Water Public
Directions From International Blvd, go E on 188th St and L on 42nd Ave.

Tax and Financial Info

Sale Includes Dishwasher(s), Dryer(s), Garbage Disposal, Microwave(s), Refrigerator(s), Stove(s)/Range(s)
Tax Year 2026
Tax Annual Amount $7,429.66
Listing Terms Cash, Conventional, FHA, VA Loan
Offers Seller intends to review offers upon receipt

Rooms

Level
Den/OfficeLower
Family RoomLower
Bathroom Three QuarterLower
BedroomLower
BedroomLower
Dining RoomMain
Entry HallMain
Kitchen With Eating SpaceMain
Living RoomMain
Primary BedroomMain
Bathroom FullMain
BedroomMain

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18434 42nd Ave S Seatac, WA 98188 | MLS® 2594827
ASAP
Sat 17 Oct
Sun 18 Oct
Mon 19 Oct
Tue 20 Oct
Wed 21 Oct
Thu 22 Oct
Fri 23 Oct
Scheduling is free, and you can cancel anytime.
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All listings featuring the icon Board of Realty Logo are provided courtesy of the Northwest Multiple Listing Service (NWMLS), Copyright 2026. All rights reserved. The database information herein is provided from and copyrighted by the Northwest Multiple Listing Service (NWMLS). NWMLS data may not be reproduced or redistributed and is only for people viewing this site. All information provided is deemed reliable but is not guaranteed and should be independently verified. The information contained in these listings has not been verified by Keller Williams Greater Seattle and should be verified by the buyer. All properties are subject to prior sale or withdrawal. All rights are reserved by copyright. Property locations as displayed on any map are best approximations only and exact locations should be independently verified. Listing information last updated on October 16, 2026 at 6:30 PM PST.

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