Discover island living in this custom Craftsman estate on 10 private, sun-drenched acres bordering Island Center Forest, where miles of trails begin at your back door. Thoughtfully designed, the home features soaring ceilings, a river-rock fireplace, rich hardwood floors, and radiant in-floor heating. The chef’s kitchen, appointed with dual dishwashers and generous prep space, flows into a light-filled dining area and opens to a large south-facing deck, ideal for summer evenings. The primary suite is a true retreat with a private balcony, spa-inspired ensuite with walk-in double-head shower, soaking tub, and walk-in closet. Two additional bedrooms, a bonus loft with bath, and a main-floor office offer flexible living. A covered breezeway leads to the three-car garage, topped by a finished studio with ¾ bath; perfect for guests, creative pursuits, or multigenerational living. Outdoors, enjoy sunlit gardens, raised beds, fruit trees, a greenhouse, and a studio/barn with power and water offer a canvas for a true farm-to-table lifestyle or a private rural sanctuary. A separate parcel with its own power and well offers potential for an additional residence, creating a true legacy estate. Private, peaceful, and minutes to town ferries, and the city—this is a rare offering where timeless Northwest beauty and enduring lifestyle converge.
Listed by Connie Cunningham
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Vashon Isl. Sotheby's Int'l RE
Last updated May 01, 2026
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Source: NWMLS #2512100
Listing Facts
TypeSingle-family
NeighborhoodVashon
Bedrooms3
Bathrooms5
Days on Prevu5
Taxes$16,212/year
Size4,205 sqft
Price per sqft$440
Amenities
Dishwasher
Washer/Dryer
Pets Allowed
Parking
Location
Mortgage Calculator
Listing History
04/27/2026
Listed by Vashon Isl. Sotheby's Int'l RE
$1,850,000
Property Details for 18305 121st Avenue SW
Exterior
Construction
Property Condition: Very Good
Roof: Composition
Year Built: 2000
Construction Materials: Wood
Entry Location: Main
Exterior Features: Wood
Features
Direction Faces: South
View: Territorial
Measurements
Building Area Total: 4,205
Building Area Units: Square Feet
Lot Features: Adjacent To Public Land, Dead End Street, Dirt Road, Open Space
How many bedrooms and bathrooms does this single-family home have?
There are 3 bedrooms and 5 bathrooms in this single-family home at 18305 121st Avenue SW.
What schools are nearby to 18305 121st Avenue SW?
Nearby schools include the Chautauqua Elem Elementary School, Mcmurray Mid Middle School, and Vashon Isl High.
Does this single-family home have parking?
Yes, there are 3 parking spaces available for 18305 121st Avenue SW.
What are the annual taxes for 18305 121st Avenue SW?
Annual taxes for this single-family home are estimated at $16,212.
How does 18305 121st Avenue SW compare to other single-family homes in Vashon?
This single-family home is listed 14% below the average price for single-family homes in Vashon and has been on the market for 45 less days than the typical home in this area.
What is the square footage on this single-family home?
According to the MLS, this listing is 4,205 sqft.
18305 121st Avenue SW is a 3-bedroom, 5-bath single-family home for sale in Vashon WA 98070. Available on Prevu for 5 days at $1,850,000. This residence features 4,205 square feet of living space, located in Vashon. The median listing price for single-family homes in this area is $1,190,000. Nearby schools include Chautauqua Elem Elementary School, Mcmurray Mid Middle School, and Vashon Isl High. Property amenities include dishwasher, pets allowed, parking, and washer/dryer. Explore more single-family home listings in King County.
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.
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.