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  • Price cut: $1.5M (5/29)
    $5,995,000

    500 Old Long Valley Road, Clearlake Oaks, CA 95423

    5beds
    7,624sqft
    : 
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    3+ Houses on Lot
    Built in 2016
    -- sqft lot
    $7,788,000 Zestimate®
    $786/sqft
    $-- HOA

    What's special

    Solar energy systemMature treesRolling vineyard viewsElegant guest accommodationsExpansive agricultural landSpring-fed pondWorking vineyard
    Welcome to Stonehouse Cellars Winery & Bed & Barrel, an extraordinary 138-acre wine country estate in Clearlake Oaks, nestled within the scenic Long Valley AVA just north of Napa Valley. Rich in history and character, this family-owned property seamlessly blends a boutique winery, working vineyard, elegant guest accommodations, and expansive agricultural land, creating a truly rare opportunity to own a legacy estate in California wine country. The estate features approximately 13.5 acres of Cabernet Sauvignon vines, a 15,000-case annual production permit, and state-of-the-art winemaking facilities, offering exceptional potential for both established vintners and visionary entrepreneurs. The property is also situated within Agricultural Preserve zoning, which may provide valuable land-use advantages, preservation benefits, and favorable property tax opportunities associated with maintaining agricultural use, subject to buyer verification. Thoughtfully restored, the approximately 5,000-square-foot main residence and Bed & Breakfast deliver an unforgettable guest experience, combining timeless wine country charm with modern comfort. The property also includes a separate one-bedroom guest house, creating flexibility for guests, staff, or extended stays. In total, the estate features three structures, including the historic approximately 1,600-square-foot Stonehouse, which adds warmth, character, and versatility ideal for private accommodations, tastings, retreats, or special events. Natural beauty and sustainability are woven throughout the estate, featuring a spring-fed pond, reservoir, solar energy system, mature trees, rolling vineyard views, and open skies that create a peaceful and immersive wine country setting. With multiple potential income streams from wine production, hospitality, events, and agricultural operations, Stonehouse Cellars Winery & Bed & Barrel presents a rare opportunity to acquire a distinctive and versatile wine country estate with significant long-term potential. Square footage, acreage, vineyard plantings, production capacity, zoning, permitted uses, Agricultural Preserve benefits, water sources, infrastructure, structures, and all property details are approximate and based on seller and third-party information. Buyer to verify all information to their satisfaction.
    245 days
    |
    194
    |
    5
    |

    Zillow last checked:

    Listing updated:

    Listed by:

    Austin Aaron DRE #02239277 707-337-6615,

    Golden Gate Sotheby's 707-255-0845,

    Judy H Karam,

    Sotheby's International Realty

    Source: BAREIS,MLS#: 325094600MLS LogoOriginating MLS: Napa

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      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 5
      • Bathrooms: 6
      • Full bathrooms: 4
      • 1/2 bathrooms: 2
      • Partial bathrooms: 1
      Rooms
      • Room types: Dining Room, Family Room, Kitchen, Living Room, Master Bathroom, Master Bedroom, Primary Bedroom 2+, Temp Controlled Room, Wine Cellar, Wine Storage Area
      Primary bedroom
      • Features: Balcony, Ground Floor, Outside Access, Sitting Room
      • Level: Lower,Upper
      Bedroom
      • Level: Main,Upper
      Primary bathroom
      • Features: Closet, Double Vanity, Quartz, Soaking Tub, Window
      Bathroom
      • Features: Closet, Double Vanity, Quartz, Sauna, Shower Stall(s), Tub
      • Level: Lower,Upper
      Dining room
      • Features: Dining/Family Combo
      • Level: Lower,Main
      Family room
      • Features: Cathedral/Vaulted, View
      • Level: Lower,Main
      Kitchen
      • Features: Breakfast Area, Kitchen Island, Island w/Sink, Marble Counter, Pantry Cabinet, Quartz Counter, Space in Kitchen
      • Level: Lower,Main
      Living room
      • Features: Cathedral/Vaulted, View
      • Level: Main
      Heating
      • Central, Electric, Fireplace(s)
      Cooling
      • Ceiling Fan(s), Central Air, Ductless
      Appliances
      • Included: Dishwasher, Disposal, Electric Water Heater, ENERGY STAR Qualified Appliances, Free-Standing Electric Oven, Free-Standing Electric Range, Microwave, Wine Refrigerator, Dryer, Washer
      • Laundry: Cabinets, Laundry Closet
      Features
      • Cathedral Ceiling(s), Formal Entry, Storage
      • Flooring: Concrete, Marble, Vinyl, Wood
      • Windows: Dual Pane Full
      • Basement: Full
      • Number of fireplaces: 2
      • Fireplace features: Wood Burning
      • Common walls with other units/homes: No One Below
      Interior area
      • Total structure area: 7,624
      • Total interior livable area: 7,624 sqft

      Property

      Parking
      • Total spaces: 10
      • Parking features: Covered, Guest, Uncovered Parking Spaces 2+, Gravel, Paved
      • Garage spaces: 4
      • Has uncovered spaces: Yes
      Accessibility
      • Accessibility features: Accessible Full Bath, Accessible Kitchen, Parking, Shower(s), Wheelchair Access
      Features
      • Levels: Two
      • Stories: 2
      • Patio & porch: Awning(s), Patio, Front Porch
      • Exterior features: Balcony, Built-In Barbeque, Fire Pit, Outdoor Kitchen
      • Pool features: Above Ground, Cabana, Fenced, Pool Cover, Pool/Spa Combo
      • Has spa: Yes
      • Spa features: Private
      • Fencing: Fenced,Gate
      • Has view: Yes
      • View description: Hills, Mountain(s), Vineyard
      • Waterfront features: Lake Privileges, Pond
      Lot
      • Size: 145.04 Acres
      • Features: Garden, Reservoir
      Details
      • Additional structures: Guest House, Second Garage, Pool House
      • Parcel number: 006012430000
      • Zoning: Agricultural preserve
      • Special conditions: Standard

      Construction

      Type & style
      • Home type: MultiFamily
      • Architectural style: Cottage,Modern/High Tech,Ranch
      • Property subtype: 3+ Houses on Lot
      Materials
      • Metal, Stone, Wood
      • Foundation: Concrete
      • Roof: Metal,Slate
      Condition
      • Year built: 2016

      Utilities & green energy

      • Electric: Battery Backup, 220 Volts
      • Sewer: Septic Tank
      • Water: Public, Cistern, Well
      • Utilities for property: Electricity Connected, Internet Available
      Green energy
      • Energy efficient items: Construction, Cooling, Doors, Roof, Windows
      • Energy generation: Solar

      Community & HOA

      Community
      • Security: Carbon Monoxide Detector(s), Fire Alarm, Secured Access, Security Gate, Smoke Detector(s)
      HOA
      • Has HOA: No
      Location
      • Region: Clearlake Oaks

      Financial & listing details

      • Price per square foot: $786/sqft
      • Tax assessed value: $287,938
      • Annual tax amount: $3,450
      • Date on market: 10/29/2025
      • Electric utility on property: Yes

        Estimated market value

        $7,788,000

        $7.32M - $8.26M

        $2,096/mo

        Price history

        DateEventPrice
        5/29/2026Price change$5,995,000-20.1%$786/sqft
        Source: BAREIS #325094600 Report a problem
        10/29/2025Listed for sale$7,500,000$984/sqft
        Source: BAREIS #325094600 Report a problem
        9/28/2025Listing removed$7,500,000$984/sqft
        Source: BAREIS #325001781 Report a problem
        9/24/2025Listed for sale$7,500,000$984/sqft
        Source: BAREIS #325001781 Report a problem
        9/16/2025Listing removed$7,500,000$984/sqft
        Source: BAREIS #325001781 Report a problem
        2/20/2025Listed for sale$7,500,000+956.3%$984/sqft
        Source: BAREIS #325001781 Report a problem
        10/8/2010Sold$710,000-13.1%$93/sqft
        Source: Public Record Report a problem
        5/15/2009Sold$817,064+144.1%$107/sqft
        Source: Public Record Report a problem
        5/13/2008Sold$334,706$44/sqft
        Source: Public Record Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2025$3,450 +0.3%$287,938 +1.2%
        2024$3,441 -0.8%$284,423
        2023$3,469 +3%$284,423
        2022$3,369 -4.7%$284,423
        2021$3,534 -0.5%$284,423
        2020$3,551 +96%$284,423 +105%
        2019$1,812 -1.9%$138,710
        2018$1,846 +2.7%$138,710
        2017$1,797 +2.8%$138,710
        2015$1,749 +0.1%$138,710
        2014$1,746 -56.7%$138,710 -60.6%
        2013$4,030 +1.7%$352,140
        2012$3,962 -0.2%$352,140
        2011$3,969 -58.4%$352,140 -60.5%
        2010$9,535 +8%$890,761 +8.3%
        2008$8,829 -0.8%$822,638 -1%
        2007$8,898 +15.6%$831,110 +13.8%
        2006$7,699 -1.2%$730,214 -1.7%
        2005$7,792 +11.6%$742,963 +7.3%
        2004$6,982 -8%$692,197 -8.4%
        2003$7,589 +4.8%$755,934 +4.8%
        2002$7,245 +38.6%$721,478 +38.8%
        2001$5,228 +4.4%$519,802 +4.5%
        2000$5,006 $497,552

        Find assessor info on the county website

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        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        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: 95423

        Getting around

        0 / 100
        Car-Dependent
        3 / 100
        Somewhat Bikeable

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