Development opportunity-R24 zoning with potential for 12 units. This property is a gem with unlimited potential if you are looking to build. This rare r24 zoned property in unincorporated King County is something you don’t want to miss! Come take a look and see all the possibilities, adjacent lot on half an acre can be purchased as well, pick up both and own an acre property with great zoning within city limits! Possible lot line adjustment or short plat, buyer to verify. If looking for a residential home this conveniently located three bedroom with two bath house is close to everything; freeways, the airport, Lake Washington, and downtown Seattle. This property is roomy enough to fit all your toys and the detached garage can be used as storage or can be built out as an ADU, whatever your needs come see this property before it’s gone!
Property Details
Price:
$1,400,000
MLS #:
NWM2495047
Status:
Active
Beds:
3
Baths:
2
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
Skyway
Neighborhood:
360skywayarea
Listed Date:
Mar 20, 2026
Finished Sq Ft:
1,710
Total Sq Ft:
1,710
Lot Size:
23,087 sqft / 0.53 acres (approx)
Year Built:
1926
See this Listing
Schools
School District:
Renton
Interior
Appliances
Dishwasher, Double Oven, Microwave, Refrigerator, Stove(s)/Range(s), Washer
Bathrooms
1 Full Bathroom, 1 Half Bathroom
Cooling
None
Fireplaces Total
1
Flooring
Ceramic Tile, Hardwood
Heating
Fireplace Insert, Wall Furnace
Interior Features
Bath Off Primary, Ceiling Fan(s), Dining Room, Fireplace, Skylight(s)
Levels
Two
Main Level Bathrooms
2
Main Level Bedrooms
1
Exterior
Construction Materials
Wood
Covered Spaces
4
Exterior Features
Wood
Lot Features
Curbs, Paved, Secluded, Sidewalk, Value In Land
Parking Features
Driveway, Detached Garage, Off Street
Parking Spots
4
Parking Total
4
Roof
Composition
Security Features
Partially Fenced, Security Gate
Financial
Tax Year
2025
Taxes
$6,953
Map
Community
- Address6221 S 129th Street -4621 Seattle WA
- SubdivisionSkyway
- CitySeattle
- CountyKing
- Zip Code98178
Subdivisions in Seattle
- Admiral
- Alaska Junction
- Alki
- Allentown
- Arbor Heights
- Arboretum
- Arroyo
- Ballard
- Beach Drive
- Beacon Hill
- Belltown
- Belvedere Terrace
- Belvidere
- Bitter Lake
- Blue Ridge
- Boulevard Park
- Briarcrest
- Brighton
- Broadmoor
- Broadview
- Broadway
- Bryant
- Bryn Mawr
- Burien
- Campbell Hill
- Capitol Hill
- Cedar Park
- Cedarhurst
- Central Area
- Columbia
- Columbia City
- Crown Hill
- Delridge
- Denny Blaine
- Denny Triangle
- Downtown
- Dunlap
- Earlington
- Eastlake
- Fairmount
- Fauntleroy
- First Hill
- Fremont
- Gatewood
- Genesee
- Georgetown
- Glen Acres
- Green Lake
- Greenwood
- Gregory Heights
- Haller Lake
- Hawthorne Hills
- High Point
- Highland Park
- Highline
- Hillman City
- Holly Park
- International District
- Inverness
- Jackson Park
- Judkins
- Kent
- Lake City
- Lake Forest Park
- Lake Union
- Lakeridge
- Lakewood
- Laurelhurst
- Leschi
- Licton Springs
- Lincoln Park
- Loyal Heights
- Madison Park
- Madison Valley
- Madrona
- Magnolia
- Magnolia Bluff
- Maple Leaf
- Matthews Beach
- Meadowbrook
- Montlake
- Morgan Junction
- Mt Baker
- N Beacon Hill
- North Admiral
- North Beach
- North Burien
- North Capitol Hill
- North City
- North Shorewood
- Northgate
- Olympic Hills
- Olympic Manor
- Phinney Ridge
- Pigeon Point
- Pinehurst
- Pioneer Square
- Portage Bay
- Puget Ridge
- Queen Anne
- Rainier Beach
- Rainier Valley
- Ravenna
- Renton
- Roosevelt
- Sand Point
- SeaTac
- Seattle
- Seaview
- Seola Beach
- Seward Park
- Shoreline
- Shorewood
- Skyway
- Sodo
- South Lake Union
- South Park
- Southern
- Sunset Hill
- The Highlands
- Top Hat
- Tukwila
- University District
- Upper Rainier Beach
- Victory Heights
- View Ridge
- Wallingford
- Washington Park
- Wedgwood
- West Seattle
- Westlake
- Westwood
- Westwood Village
- White Center
- Whittier
- Windermere
- Woodland Park
Market Summary
Current real estate data for Single Family in Seattle as of Apr 05, 2026
1,799
Single Family Listed
51
Avg DOM
620
Avg $ / SqFt
$1,222,826
Avg List Price
Property Summary
- Located in the Skyway subdivision, 6221 S 129th Street -4621 Seattle WA is a Single Family for sale in Seattle, WA, 98178. It is listed for $1,400,000 and features 3 beds, 2 baths, and has approximately 1,710 square feet of living space, and was originally constructed in 1926. The current price per square foot is $819. The average price per square foot for Single Family listings in Seattle is $620. The average listing price for Single Family in Seattle is $1,222,826. To schedule a showing of MLS#nwm2495047 at 6221 S 129th Street -4621 in Seattle, WA, contact your Best in the West agent at 206-351-5550.
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Courtesy of Kelly Right RE of Seattle LLC. Disclaimer: Based on information submitted to the MLS GRID as of Apr-05-2026 1:43:15 pm. 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.Copyright 2026. All rights reserved.
6221 S 129th Street -4621
Seattle, WA


