18434 42nd Avenue S Seatac, WA $ 980,000
18434 42nd Avenue S
$ 980,000
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18434 42nd Avenue S

Seatac, WA, 98188
$ 980,000
Bedrooms4 Baths2.0 Sq 1,810

Monthly Estimate*

$ 6,769

Listed by David P. Huynh, KW Lake Washington So, 206-354-0401, david@thekoigroup.com
18434 42nd Avenue S, Seatac, WA 98188 - Image 1
18434 42nd Avenue S, Seatac, WA 98188 - Image 2
18434 42nd Avenue S, Seatac, WA 98188 - Image 3
18434 42nd Avenue S, Seatac, WA 98188 - Image 4
18434 42nd Avenue S, Seatac, WA 98188 - Image 5

Single Family Home for sale in Seatac, WA

for $980,000 with 4 bedrooms and 2 full baths. This 1,810 square foot home was built in 1988 on a lot size of 0.2238.

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!

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Single Family Active

Price

$ 980,000

Bedrooms

4

Full Bath

2

Property Type

Single Family

Taxes

$ 7,429

Style

Split Entry

Lot Size

0.2238

Year Built

1988

Town/City

Seatac

County/Region

King

MLS | Web ID

2594827

Features
General
Living Area 1810
Sewer Sewer Connected
Heating Forced Air
Cooling Heat Pump
Possession See Remarks
Roof Torch Down
Appliances Dishwasher Disposal Dryer Microwave Refrigerator Stove(s)/Range(s)
HOA Fee 0
Security Features Partially Fenced
Year Built 1988
View Territorial
Topography Level
Levels Multi/Split
Property Subtype Single Family Residence
Tax Year 2026
Building Name Chinook Park Plat
County King
New Construction N
Property Type Residential
HOA N
Attached Garage N
Subdivision Name SeaTac
Garage Y/N Y
Full Baths 1
Special Listing Conditions None
Status Active
Directions From International Blvd go E on 188th St and L on 42nd Ave.
High School Tyee High
City SeaTac
Entry Location Main
Senior Community Y/N N
High School District Highline
MLS Area 130 - Burien/Normandy Park
Lot Size Units Square Feet
Lot Size Square Feet 9750
Carport Y/N Y
Listing Terms Cash Conventional FHA VA Loan
Elementary School Bow Lake Elem
Land Lease Y/N N
Tax Annual Amount 7429.66
Middle/Junior High School Chinook Mid
Public Remarks 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 spaciou
Structure Type House
Building Area Units Square Feet
Standard Status Active
Water Company Highline Water
Property Style 14 - Split Entry
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Interior
Interior Amenities Second Kitchen Dbl Pane/Storm Window Dining Room Fireplace Skylight(s) Water Heater
Basement Daylight
Flooring Ceramic Tile Hardwood Carpet
Total Fireplaces 2
Fireplace Features Wood Burning
Air Conditioning Y/N Y
Heating Y/N Y
Fireplace Y/N Y
Half Baths 0
3/4 Baths 1
Total Bedrooms 4
Main Level Bedrooms 2
Total Baths 2
Water Heater Type Gas
Water Heater Location Lower Level Utility Closet
Fireplaces Main 1
Fireplaces Lower 1
Power Production Type Electric Natural Gas
Baths Three Quarter Garage 0
Baths Three Quarter Lower 1
Baths Three Quarter Main 0
Baths Three Quarter Upper 0
Bedrooms Lower 2
Bedrooms Upper 0
Baths Half Upper 0
Baths Half Main 0
Baths Half Lower 0
Baths Half Garage 0
Baths Full Upper 0
Baths Full Main 1
Baths Full Lower 0
Baths Full Garage 0
Bathrooms 1.75
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Exterior
Exterior Amenities Wood Wood Products
Parking Features Detached Carport Driveway Detached Garage RV Parking
Lot Features Curbs Paved Sidewalk
Water Source Public
Total Parking 9
Inclusions Dishwasher(s) Dryer(s) Garbage Disposal Microwave(s) Refrigerator(s) Stove(s)/Range(s)
Foundation Details Poured Concrete
Building Area Total 2340
Lot Size Acres 0.2238
Waterfront Y/N N
Covered Spaces 5
Irrigation Water Rights Y/N N
Site Features Cable TV Deck Dog Run Electric Car Charging Fenced-Partially Gas Available High Speed Internet Outbuildings RV Parking Shop
Parking Uncovered Total 4
Lot Number 1
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Internal Only
OriginalMLSID NWM2594827
Street Number 1 18434
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* Excluded Features
List By
David P. Huynh

Listing Agent

Kw Lake Washington So

Broker

david@thekoigroup.com

Email

Affordability Calculator

$7,388
Per Month
92%
8%
0%
Monthly Principal & Interest
$6,769
Monthly Property Taxes
$619
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 7.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
2183385 Elementary School
257899 Middle School
Tyee High High School
Pricing History
DatePricePrice ChangeDescription
10/17/2026$980,000 Listed Price

Map


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18434 42nd Avenue S, Seatac, WA, 98188 is a Single Family Home for sale at $980,000 with 1,810 sqft and a lot size of 0.2238. 18434 42nd Avenue S has 4 bedrooms, 2.0 baths, and was built in 1988. The property's zip code is 98188 which is in Seatac, WA