18434 42nd Avenue S · SeaTac, WA 98188
Source: NWMLS · KW Lake Washington So · David P. Huynh #NWM2594827
About this home
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!
Location
Basics
- Property type
- Single Family Residence
- Style
- Split Entry
- Stories
- Multi/split level
- Year built
- 1988
- Building area
- 2,340 sq ft
- Lot size
- 9,750 sq ft (0.22 acres)
- County
- King
- MLS #
- NWM2594827
Interior
- Heating
- Forced Air
- Cooling
- Heat Pump
- Flooring
- Ceramic Tile, Hardwood, Carpet
- Appliances
- Dishwasher, Disposal, Dryer, Microwave, Refrigerator, Stove(s)/Range(s)
- Fireplace
- 2 · Wood Burning
- Interior features
- Second Kitchen, Dbl Pane/Storm Window, Dining Room, Fireplace, Skylight(s), Water Heater
- Entry level
- Main
Exterior & lot
- Exterior features
- Wood, Wood Products
- Roof
- Torch Down
- Foundation
- Poured Concrete
- Lot features
- Curbs, Paved, Sidewalk
- Topography
- Level
- View
- Territorial
- Waterfront
- No
Parking
- Parking spaces
- 9
- Garage
- Yes
- Carport
- Yes
- Covered spaces
- 5
- Parking features
- Detached Carport, Driveway, Detached Garage, RV Parking
Utilities
- Water
- Public
- Sewer
- Sewer Connected
- Power
- Electric, Natural Gas
Community & fees
- Subdivision
- SeaTac
- Property tax
- $7,430 (2026)
Transaction
- Listed on
- Oct 16, 2026
- Days active
- 5
- Price per sq ft
- $541
- Listing terms
- Cash, Conventional, FHA, VA Loan
- Possession
- See Remarks
More homes nearby
Schools
School district: Highline
- Elementary
- Bow Lake Elem
- Middle
- Chinook Mid
- High
- Tyee High SchoolTop 95% in WA

Listing provided courtesy of: KW Lake Washington So
Listing agent: David P. Huynh.
Based on information submitted to the MLS GRID as of —. 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. IDX information provided exclusively for consumers' personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.
Data last updated 2026-10-17.