The Halcyon Estate is a landmark countryside enclave on 10.4 expansive acres in the heart of West Sonoma County. A stately drive winds through heritage oaks and manicured English gardens, flanked by blooming lavender and fruit trees. Inside, the main residence showcases exceptional craftsmanship and refined finishes, with panoramic views stretching beyond the infinity-edge pool to the distant horizon. Designed for effortless indoor-outdoor living, the estate features resort-style amenities including a bocce court, sports court, and multiple entertaining areas ideal for both intimate gatherings and grand celebrations. The primary suite offers a serene escape, complete with a private balcony overlooking sweeping vistas of the Russian River Valley. A detached guest cottage adds versatility, offering stylish and private accommodations for visitors.
Closed
$3,300,000
8940 Barnett Valley Road, Sebastopol, CA 95472
4beds
3,859sqft
Single Family Residence
Built in 1996
10.4 Acres Lot
$3,309,000 Zestimate®
$855/sqft
$7,595 Estimated rent
Home value
$3,309,000
$2.98M - $3.67M
$7,595/mo
Zestimate® history
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Zillow last checked: 7 hours ago
Listing updated: September 15, 2025 at 07:43am
Listed by:
Tim Rangel DRE #01280958 707-280-1700,
Sotheby's International Realty 707-935-2288,
Claud Bates DRE #02163817 707-365-6830,
Sotheby's International Realty
Bought with:
Thomas J Fendley, DRE #01933119
Compass
Source: BAREIS,MLS#: 325049229
Originating MLS: Sonoma
Originating MLS: SonomaFacts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 5
- Full bathrooms: 4
- 1/2 bathrooms: 1
- Partial bathrooms: 1
Primary bedroom
- Features: Balcony, Walk-In Closet(s)
Bedroom
- Level: Upper
Primary bathroom
- Features: Bidet, Shower Stall(s), Soaking Tub, Stone, Tile, Walk-In Closet(s)
Bathroom
- Features: Bidet, Shower Stall(s), Tub w/Shower Over
Dining room
- Features: Dining/Family Combo, Formal Room
- Level: Main
Family room
- Level: Main
Kitchen
- Features: Granite Counters, Kitchen Island, Kitchen/Family Combo, Pantry Closet
- Level: Main
Living room
- Features: Deck Attached, View
- Level: Main
Heating
- Central
Cooling
- Central Air, MultiZone
Appliances
- Included: Dishwasher, Disposal, Gas Cooktop, Range Hood, Ice Maker, Microwave
- Laundry: Inside Area
Features
- Cathedral Ceiling(s), Formal Entry
- Flooring: Carpet, Stone, Tile, Wood
- Has basement: No
- Number of fireplaces: 2
- Fireplace features: Family Room, Living Room, Wood Burning
Interior area
- Total structure area: 3,859
- Total interior livable area: 3,859 sqft
Property
Parking
- Total spaces: 13
- Parking features: Attached, Covered, Electric Vehicle Charging Station(s), Garage Door Opener, Garage Faces Front, RV Possible, Gravel, Paved
- Attached garage spaces: 3
- Uncovered spaces: 10
Features
- Levels: Two
- Stories: 2
- Patio & porch: Front Porch
- Exterior features: Balcony, Entry Gate, Fire Pit
- Pool features: In Ground, Gas Heat, Pool Cover
- Spa features: In Ground
- Fencing: Fenced,Full,Gate
- Has view: Yes
- View description: Garden/Greenbelt, Mountain(s), Vineyard, Trees/Woods
Lot
- Size: 10.40 Acres
- Features: Garden, Grass Artificial, Greenbelt, Landscaped, Landscape Front
Details
- Parcel number: 076190023000
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Architectural style: French
- Property subtype: Single Family Residence
Materials
- Stucco
- Foundation: Concrete Perimeter
- Roof: Composition
Condition
- Year built: 1996
Utilities & green energy
- Electric: Battery Backup, Photovoltaics Seller Owned
- Sewer: Septic Tank
- Water: Private, Well
- Utilities for property: Cable Available, Electricity Connected, Internet Available, Natural Gas Available, Natural Gas Connected, Public
Green energy
- Energy generation: Solar
Community & neighborhood
Security
- Security features: Carbon Monoxide Detector(s), Double Strapped Water Heater, Security Gate, Security System Owned, Video System
Location
- Region: Sebastopol
HOA & financial
HOA
- Has HOA: No
Price history
| Date | Event | Price |
|---|---|---|
| 9/10/2025 | Sold | $3,300,000-17.4%$855/sqft |
Source:  BAREIS #325049229 Report a problem | ||
| 8/21/2025 | Pending sale | $3,995,000$1,035/sqft |
Source: BAREIS #325049229 Report a problem | ||
| 6/10/2025 | Listed for sale | $3,995,000+110.4%$1,035/sqft |
Source: BAREIS #325049229 Report a problem | ||
| 12/15/2010 | Sold | $1,899,000$492/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $27,986 -0.1% | $2,489,334 +2% |
| 2024 | $28,010 +2.9% | $2,440,524 +2% |
| 2023 | $27,210 +2.4% | $2,392,672 +2% |
Find assessor info on the county website
Neighborhood: 95472
Nearby schools
GreatSchools rating
- 6/10Apple Blossom SchoolGrades: K-5Distance: 1.3 mi
- 8/10Twin Hills Charter Middle SchoolGrades: 6-8Distance: 1 mi
- 8/10Analy High SchoolGrades: 9-12Distance: 2.9 mi
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Estimated market value
$3,309,000
Get a cash offer in 3 minutes
Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
Estimated market value
$3,309,000
- California
- Sonoma County
- Sebastopol
- 95472
- 8940 Barnett Valley Road