Rosebriar Farm on Vashon Island – Discover serenity and privacy within these 6+ gated acres set in a prime mid-island location. This beautifully crafted 4+ bedroom, 3 bath modern farmhouse showcases the renowned quality of Ed Palmer Construction. Soaring cedar-clad ceilings greet you at the entrance - sunlit interiors, a main-floor primary suite, and thoughtfully updated kitchen and baths check every box on your wish list. Enjoy seamless indoor-outdoor living with a spacious west-facing veranda and an expansive deck just off the kitchen. The exquisitely landscaped deer-fenced grounds feature a climbing-rose lined circular drive, stone terracing, and a kitchen garden with established berries, fruit trees, and raised vegetable beds. A charming small barn and sturdy chicken coop invite your hobby farm dreams. The property’s infrastructure is meticulously maintained, offering a newer detached garage, EV charging, automatic 60KW generator and 35-zone irrigation system. Surrounded by nature, the pristine 20-acre Fisher Forest adjoins the western property boundary. Experience the very best of Vashon Island living here.
Pending
Listed by: Windermere Vashon
$1,595,000
23603 Old Mill Road SW, Vashon, WA 98070
4beds
3,470sqft
Est.:
Single Family Residence
Built in 1991
6.44 Acres Lot
$1,575,600 Zestimate®
$460/sqft
$-- HOA
What's special
Charming small barnSturdy chicken coopNewer detached garageSoaring cedar-clad ceilingsStone terracingMain-floor primary suiteExquisitely landscaped deer-fenced grounds
- 34 days |
- 384 |
- 28 |
Zillow last checked:
Listing updated:
Listed by:
Mary Margaret Briggs,
Windermere Vashon
Source: NWMLS as distributed by MLS GRID,MLS#: 2510507
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 3
- Full bathrooms: 1
- 3/4 bathrooms: 1
- 1/2 bathrooms: 1
- Main level bathrooms: 2
- Main level bedrooms: 2
Primary bedroom
- Level: Main
Bedroom
- Level: Second
Bedroom
- Level: Second
Bedroom
- Level: Main
Bathroom full
- Level: Second
Bathroom three quarter
- Level: Main
Other
- Level: Main
Bonus room
- Level: Main
Den office
- Level: Main
Dining room
- Level: Main
Entry hall
- Level: Main
Kitchen with eating space
- Level: Main
Living room
- Level: Main
Rec room
- Level: Lower
Utility room
- Level: Main
Heating
- Fireplace, Forced Air, Heat Pump, Radiant, Stove/Free Standing, Electric, Wood
Cooling
- Heat Pump
Appliances
- Included: Dishwasher, Dryer, Microwave, Refrigerator, Stove(s)/Range(s), Washer, Dishwasher(s), Dryer(s), Microwave(s), Refrigerator(s), Washer(s), Water Heater: Electric - New, Water Heater Location: Basement
Features
- Dining Room
- Flooring: Ceramic Tile, Hardwood
- Doors: French Doors
- Windows: Dbl Pane/Storm Window, Skylight(s)
- Basement: Partially Finished
- Number of fireplaces: 2
- Fireplace features: Wood Burning, Lower Level: 1, Main Level: 1, Fireplace
Interior area
- Total structure area: 3,470
- Total interior livable area: 3,470 sqft
Video & virtual tour
Property
Parking
- Total spaces: 5
- Parking features: Detached Garage, Off Street
- Has garage: Yes
- Covered spaces: 2
- Uncovered spaces: 3
Features
- Levels: One and One Half
- Stories: 1
- Entry location: Main
- Patio & porch: Dbl Pane/Storm Window, Dining Room, Fireplace, French Doors, Skylight(s), Sprinkler System, Vaulted Ceiling(s), Walk-In Closet(s), Water Heater, Wired for Generator
- Has view: Yes
- View description: Territorial
- Waterfront features: Creek
Lot
- Size: 6.44 Acres
- Features: Adjacent to Public Land, Paved, Secluded, Athletic Court, Barn, Cabana/Gazebo, Cable TV, Deck, Dog Run, Electric Car Charging, Fenced-Partially, Gated Entry, High Speed Internet, Irrigation, Outbuildings, Propane
- Topography: Level,Sloped,Terraces
- Residential vegetation: Fruit Trees, Garden Space, Wooded
Details
- Parcel number: 1322029054
- Zoning: RA5-SO
- Zoning description: Jurisdiction: County
- Special conditions: Standard
- Other equipment: Wired for Generator
Construction
Type & style
- Home type: SingleFamily
- Architectural style: 1 1/2 Stry w/Bsmt
- Property subtype: Single Family Residence
Materials
- Wood Siding
- Foundation: Poured Concrete
- Roof: Composition
Condition
- Good
- Year built: 1991
Details
- Builder name: Ed Palmer
Utilities & green energy
- Electric: Company: PSE
- Sewer: Septic Tank, Company: Septic
- Water: Individual Well, Company: Individual Well
- Utilities for property: Comcast, Comcast
Community & HOA
Community
- Subdivision: Vashon Island
Location
- Region: Vashon
Financial & listing details
- Price per square foot: $460/sqft
- Tax assessed value: $1,101,000
- Annual tax amount: $11,826
- Date on market: 4/21/2026
- Cumulative days on market: 35 days
- Listing terms: Conventional
- Inclusions: Dishwasher(s), Dryer(s), Microwave(s), Refrigerator(s), Stove(s)/Range(s), Washer(s)
Estimated market value
$1,575,600
$1.50M - $1.65M
$5,033/mo
Price history
| Date | Event | Price |
|---|---|---|
| 5/3/2026 | Pending sale | $1,595,000$460/sqft |
Source:  NWMLS as distributed by MLS GRID #2510507 Report a problem | ||
| 4/21/2026 | Listed for sale | $1,595,000+233%$460/sqft |
Source: NWMLS as distributed by MLS GRID #2510507 Report a problem | ||
| 7/11/2003 | Sold | $479,000$138/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | $11,823 -1.4% | $1,101,000 +0.7% |
| 2023 | $11,991 +2% | $1,093,000 -12.1% |
| 2022 | $11,760 +15.1% | $1,244,000 +41.5% |
| 2021 | $10,218 +8.4% | $879,000 +19.6% |
| 2020 | $9,424 +13.7% | $735,000 +6.8% |
| 2019 | $8,285 +11% | $688,000 +7.3% |
| 2018 | $7,463 +2.4% | $641,000 +12.7% |
| 2017 | $7,285 +5.6% | $569,000 +16.8% |
| 2016 | $6,900 | $487,000 +4.3% |
| 2015 | $6,900 | $467,000 -13.7% |
| 2014 | $6,900 | $541,000 +11.1% |
| 2013 | $6,900 | $487,000 +7.3% |
| 2012 | -- | $454,000 -10.6% |
| 2011 | -- | $508,000 -15.1% |
| 2010 | -- | $598,000 |
| 2009 | -- | $598,000 +19.1% |
| 2007 | -- | $502,000 +8% |
| 2006 | -- | $465,000 +15.4% |
| 2005 | -- | $403,000 +9.8% |
| 2001 | $4,446 +5.9% | $367,000 +10.5% |
| 2000 | $4,199 | $332,000 |
Find assessor info on the county website
Monthly payment
Est. payment$--/mo
Payment breakdown
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HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
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Climate risks
Neighborhood: 98070
Nearby schools
GreatSchools rating
- 7/10Chautauqua Elementary SchoolGrades: PK-5Distance: 3.1 mi
- 8/10Mcmurray Middle SchoolGrades: 6-8Distance: 3.1 mi
- 9/10Vashon Island High SchoolGrades: 9-12Distance: 2.8 mi
Schools provided by the listing agent
- Elementary: Chautauqua Elem
- Middle: Mcmurray Mid
- High: Vashon Isl High
Source: NWMLS as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
A local agent can set up tours, give advice and negotiate with sellers.
A local lender can help you make sure your offer is ready when you are.
- Washington
- King County
- Vashon
- 98070
- 23603 Old Mill Road SW
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