Active
Listed by Nicole Finamore • Kelly Right RE of Seattle LLC.
FOR SALE
$1,400,000
Est. $7,101/mo3 bd•1.5 ba•1,710 sq ft
6221 S 129th Street, Seattle, WA 98178
• Listed 2026-03-20•13 days on market
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About this home
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, there is also an adjacent property on half an acre with two homes, one is a 3 bedroom 1 bath, the other is a studio/tiny home and can be purchased as well, pick up both properties and own an acre property with r24 zoning. 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 type
Single Family
Year built
1926
Interior
1,710 sq ft
Lot size
0.53 acres
Parking
Driveway, Detached Garage, Off Street
Price / sq ft
$819
HeatingFireplace Insert, Wall Furnace
CoolingNone
Property taxes$6,953/yr (est.)
Listed by Nicole Finamore • Kelly Right RE of Seattle LLC
Listing updated: May 21, 2026 at 08:57am
RexMont checked: moments ago
Source: NWMLS as Distributed by MLS Grid #2495047
Open houses
No upcoming open houses scheduled for this property.
Nearby open houses (8)
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Open Fri, Jun 5 +2Around this home
Schools
Ratings via SchoolDigger- School #1680852088Public · Grades PK-5 · 9.4 mi · State rank 321 of 1,0002/10
- School #699083226Public · Grades 6-8 · 4.3 mi · State rank 515 of 1,0008/10
- School #1716059052Public · Grades 9-12 · 2.8 mi—
Schools shown are the nearest public Elementary, Middle, and High school for this property. School district boundaries change — verify the assigned school with the district before purchasing.
Sold comparable homes
5 recent nearby sales, priced between $515K and $795K.
Sold Aug 20, 2025
$589,000Last sold price
3 beds1.5 baths1,312 sq ft
11825 59th S #a, Seattle, WA 98178
$449/sq ftsmaller lot98 years newer
Sold Jun 26, 2025
$620,000Last sold price
3 beds1.5 baths1,391 sq ft
8617 44th Avenue S #b, Seattle, WA 98118
$446/sq ftsmaller lot98 years newer
Sold Aug 28, 2025
$795,000Last sold price
4 beds1.5 baths2,090 sq ft
10444 16th Avenue S, Seattle, WA 98168
$380/sq ftsmaller lot29 years newer
Property details
Interior features
- Bath Off Primary
- Ceiling Fan(s)
- Dining Room
- Fireplace
- Skylight(s)
- Fireplace (wood burning)
- None basement
Kitchen
- Dishwasher
- Double Oven
- Microwave
- Refrigerator
- Stove(s)/Range(s)
- Washer
Bedrooms
- 3 bedrooms total
Bathrooms
- 1 full bathroom
- 1 half bathroom
Flooring
- Ceramic Tile
- Hardwood
Heating & cooling
- Fireplace Insert heating
- Wall Furnace heating
- None cooling
Mortgage payment forecast
$8,030 per month
Great ratePrincipal and interest
Property taxes
HOA dues
Home insurance
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Get pre-approvedPlan your offer with a RexMont buyer specialistWalk through escalation strategy, contingencies, and competing-offer risk in this neighborhoodCompare loan options30-yr fixed, 15-yr, FHA, VA, jumbo
Estimate only. Actual payment depends on credit, lender, and program. PMI not included for down payments below 20%.
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Market pulse
Seattle is a balanced market.
Supply and demand are roughly in balance. Neither side has a clear edge.
Buyer's marketSeller's market
Offer insight: Well-priced homes draw multiple offers; others sell close to asking.
List to sale price: Sale-vs-list ratio data not available for this area.
Time on market: The average home goes pending in around 26 days.
Want a deeper read on this market?
Ask a RexMont agentMarket data via HouseCanary · Updated Jun 2026
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MLS GRID Disclaimer
Based on information submitted to the MLS GRID as of June 3, 2026 at 12:02 PM PDT (date and time MLS GRID Data was obtained). 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.
Listing information courtesy of Northwest Multiple Listing Service (NWMLS). The listing data relating to real estate for sale on this web site comes in part from the Northwest Multiple Listing Service. Real estate listings held by brokerage firms other than RexMont Real Estate are marked with the “Listing courtesy of NWMLS” designation. Information provided is for the consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
© 2026 Northwest Multiple Listing Service. All rights reserved.
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