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18434 42nd Avenue S, SeaTac WA 98188
18434 42nd Avenue S, SeaTac WA 98188
Washington>SeaTac

18434 42nd Avenue SSeaTac, WA 98188

For Sale

$980,000

Smart Buyer Rebate $9,800

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!

Listed by David P. Huynh

·

KW Lake Washington So

·

206-354-0401

Listed by Marina Higgins

·

KW Lake Washington So

Last updated October 17, 2026

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Source: NWMLS #2594827

Listing Facts

  • TypeSingle-family
  • NeighborhoodSeaTac
  • Bedrooms4
  • Bathrooms2
  • Days on Prevu15
  • Taxes$7,429.66/year
  • Size1,810 sqft
  • Price per sqft$541

Amenities

  • Dishwasher
  • Washer/Dryer
  • Pets Allowed
  • Parking

Location

Mortgage Calculator

Listing History

10/16/2026
Listed by KW Lake Washington So
$980,000
  1. 10/16/2026$980,000
    Listed by KW Lake Washington So

Property Details for 18434 42nd Avenue S

Exterior

Construction

  • Roof: Torch Down
  • Structure Type: House
  • Year Built: 1988
  • Building Name: Chinook Park Plat
  • Construction Materials: Wood, Wood Products
  • Entry Location: Main
  • Exterior Features: Wood, Wood Products

Features

  • View: Territorial

Measurements

  • Building Area Total: 2,340
  • Building Area Units: Square Feet
  • Lot Features: Curbs, Paved, Sidewalk
  • Lot Size Acres: 0.22
  • Lot Size Square Feet: 9,750
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: 1565600010
  • Tax Annual Amount: $7,429.66
  • Tax Year: 2026

Interior

Features

  • Appliances: Dishwasher, Disposal, Dryer, Microwave, Refrigerator, Stove(s)/Range(s)
  • Fireplace Features: Wood Burning
  • Fireplace: Yes
  • Fireplaces Total: 2
  • Flooring: Ceramic Tile, Hardwood, Carpet
  • Interior Features: Second Kitchen, Dbl Pane/Storm Window, Dining Room, Fireplace, Skylight(s), Water Heater

Measurements

  • Living Area: 1,810

Rooms

  • Basement: Daylight
  • Bathrooms Full: 1
  • Bathrooms Three Quarter: 1
  • Bathrooms Total Integer: 2
  • Bedrooms Total: 4
  • Main Level Bathrooms: 1
  • Main Level Bedrooms: 2

Other

Location

  • Subdivision Name: Sea Tac

Parking

Parking

  • Carport: Yes
  • Covered Spaces: 5
  • Garage: Yes
  • Parking Features: Detached Carport, Driveway, Detached Garage, RV Parking
  • Parking Total: 9

Schools

Elementary School

  • Elementary School: Bow Lake Elem

High School

  • High School: Tyee High
  • High School District: Highline

Middle or Junior School

  • Middle Or Junior School: Chinook Mid

Utilities

Equipment

  • Has Cooling: Yes
  • Has Heating: Yes
  • Sewer: Sewer Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 4 bedrooms and 2 bathrooms in this single-family home at 18434 42nd Avenue S.

What schools are nearby to 18434 42nd Avenue S?

Nearby schools include the Bow Lake Elem Elementary School, Chinook Mid Middle School, and Tyee High.

Does this single-family home have parking?

Yes, there are 9 parking spaces available for 18434 42nd Avenue S.

What are the annual taxes for 18434 42nd Avenue S?

Annual taxes for this single-family home are estimated at $7,429.

How does 18434 42nd Avenue S compare to other single-family homes in SeaTac?

This single-family home is listed 19% above the average price for single-family homes in SeaTac and has been on the market for 55 less days than the typical home in this area.

What building or home owners association is the single-family home part of?

This single-family home is in the Chinook Park Plat building.

What is the square footage on this single-family home?

According to the MLS, this listing is 1,810 sqft.

18434 42nd Avenue S is a 4-bedroom, 2-bath single-family home for sale in SeaTac WA 98188. On Prevu for 15 days at $980,000. This property features 1,810 square feet of living space, located in SeaTac. The median listing price for single-family homes in this area is $594,475. Nearby schools include Bow Lake Elem Elementary School, Chinook Mid Middle School, and Tyee High. The home offers dishwasher, pets allowed, parking, and washer/dryer. View other single-family home listings in Washington.

Based on information from NWMLS and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.