18434 42nd Avenue S, SeaTac, WA 98188 (MLS # 2594827)

Listing provided courtesy of Northwest MLS; KW Lake Washington So

PRICE	$980,000
BEDS	4
BATHS	1.75
HOME SIZE	1,810 sqft
LOT SIZE	9,749 sqft

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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!

LAST UPDATED	10/16/2026	TRACT	SeaTac
YEAR BUILT	1988	COMMUNITY	SeaTac
COUNTY	King	STATUS	Active
PROPERTY TYPE(S)	Single Family

SCHOOLS

Elementary School	Bow Lake Elem
Jr. High School	Chinook Mid
High School	Tyee High

ADDITIONAL DETAILS
AIR	Heat Pump
AIR CONDITIONING	Yes
APPLIANCES	Dishwasher, Disposal, Dryer, Gas Water Heater, Microwave, Refrigerator, Water Heater
AREA	130 - Burien/Normandy Park
BASEMENT	Daylight, Yes
FIREPLACE	Yes
GARAGE	Yes
HEAT	Electric, Forced Air, Natural Gas
INTERIOR	Dbl Pane/Storm Window, Dining Room, Fireplace, Second Kitchen, Skylight(s), Water Heater
LOT	9749 sq ft
LOT DESCRIPTION	Curbs, Paved, Sidewalk
MLS STATUS	Active
PARKING	Detached Carport, Driveway, Detached, RV Access/Parking
STORIES	Split/Multi Level
STYLE	14 - Split Entry
SUBDIVISION	SeaTac
TAXES	7429.66
UTILITIES	Cable Available, Sewer Connected
VIEW	Yes
VIEW DESCRIPTION	Territorial
WATER	Public

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Properties with the Logo icon are courtesy of Northwest MLS.

Listings courtesy of Northwest MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID as of 10/17/26 2:31 AM PDT. All data is obtained from various sources and may not have been verified by broker or MLS GRID. IDX information is provided exclusively for consumers’ personal noncommercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. 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.

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