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For sale
    • Price cut: $20K (4/22)
    $490,000

    13380 Union Dr, King George, VA 22485

    3beds
    2,479sqft
    : 
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    Single Family Residence
    Built in 1975
    6.87 Acres Lot
    $482,700 Zestimate®
    $198/sqft
    $-- HOA

    What's special

    Waterproofed basementEnergy-efficient thick masonry wallsFive-level estateThree bedroomsPrivate four-story minicastleVaulted ceilings
    This rare, five-level estate sits on 6.87 wooded acres, offering ultra-privacy and a 4-story detached Castle Keep. It’s definitely not your standard backyard shed—it's essentially a private, four-story minicastle! This amazing home features three bedrooms plus a bonus/hobby room across 5 levels of unique living space. The Master Suite offers a sunken design, vaulted ceilings, and a spa bath with a gas fireplace. The kitchen has new stainless-steel appliances. There's a separate utility-ready pad site for an RV or guest house, offering unlimited potential. Enjoy peace of mind with a new roof (2025), updated electrical (2022), and a waterproofed basement. This private lot is near the Potomac River; no HOA. The home is as sturdy as it is stylish, featuring energy-efficient thick masonry walls and several recent high-ticket upgrades: New Roof (2025), Electrical Panel (2022), Septic Distribution Box (2021), Radon System (2021). There is also a new well water accumulation tank, filtration system, and hot water heater.
    106 days
    |
    1,086
    |
    61
    |

    Zillow last checked:

    Listing updated:

    Listed by:

    William Foxx 804-754-5883,

    Redfin Corporation

    Source: Bright MLS,MLS#: VAKG2007632MLS Logo

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      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 3
      • Bathrooms: 3
      • Full bathrooms: 2
      • 1/2 bathrooms: 1
      Rooms
      • Room types: Dining Room, Primary Bedroom, Bedroom 2, Bedroom 3, Kitchen, Den, Basement, 2nd Stry Fam Rm, Office, Bathroom 2, Bonus Room, Hobby Room, Primary Bathroom
      Primary bedroom
      • Level: Upper
      Bedroom 2
      • Level: Upper
      Bedroom 3
      • Level: Upper
      Primary bathroom
      • Features: Fireplace - Gas, Hot Tub/Spa, Flooring - Tile/Brick
      • Level: Upper
      Bathroom 2
      • Level: Upper
      Other
      • Features: Flooring - HardWood, Fireplace - Gas
      • Level: Upper
      Basement
      • Features: Basement - Unfinished, Flooring - Concrete
      • Level: Lower
      Bonus room
      • Level: Upper
      Den
      • Level: Main
      Dining room
      • Level: Main
      Other
      • Level: Upper
      Kitchen
      • Level: Main
      Office
      • Level: Main
      Heating
      • Forced Air, Other, Baseboard, Natural Gas
      Cooling
      • Ceiling Fan(s), Window Unit(s), Electric
      Appliances
      • Included: Dishwasher, Microwave, Refrigerator, Dryer, Washer, Cooktop, Water Heater, Water Treat System, Electric Water Heater
      Features
      • Additional Stairway, Built-in Features, Ceiling Fan(s), Dining Area, Exposed Beams, Kitchen - Galley, Bathroom - Stall Shower, Bathroom - Tub Shower, Other, Block Walls
      • Flooring: Carpet, Wood, Vinyl, Tile/Brick
      • Basement: Full
      • Number of fireplaces: 3
      • Fireplace features: Gas/Propane, Stone, Corner
      Interior area
      • Total structure area: 3,605
      • Total interior livable area: 2,479 sqft
      • Finished area above ground: 2,479
      Video & virtual tour

      Property

      Parking
      • Parking features: Driveway, Private
      • Has uncovered spaces: Yes
      Accessibility
      • Accessibility features: Accessible Entrance, Accessible Hallway(s)
      Features
      • Levels: Four and One Half
      • Stories: 4.5
      • Patio & porch: Deck, Patio
      • Exterior features: Lighting, Flood Lights, Rain Gutters, Play Area, Other
      • Pool features: None
      • Has spa: Yes
      • Spa features: Bath, Heated, Indoor, Private
      • Has view: Yes
      • View description: Creek/Stream, Garden, Panoramic, Trees/Woods
      • Has water view: Yes
      • Water view: Creek/Stream
      Lot
      • Size: 6.87 Acres
      • Features: Backs to Trees, Landscaped, No Thru Street, Wooded, Rural, Secluded, Stream/Creek, Unknown Soil Type
      Details
      • Additional structures: Above Grade, Outbuilding
      • Parcel number: 176
      • Zoning: A-2
      • Special conditions: Standard

      Construction

      Type & style
      • Home type: SingleFamily
      • Architectural style: Colonial
      • Property subtype: Single Family Residence
      Materials
      • Vinyl Siding
      • Foundation: Concrete Perimeter, Block
      • Roof: Composition
      Condition
      • New construction: No
      • Year built: 1975

      Utilities & green energy

      • Sewer: On Site Septic
      • Water: Private, Well
      Green energy
      • Energy efficient items: Construction, Fireplace/Wood Stove, Flooring
      • Construction elements: Conserving Materials/Methods
      • Water conservation: Efficient Hot Water Distribution

      Community & HOA

      Community
      • Security: Motion Detectors
      • Subdivision: Dahlgren Road
      HOA
      • Has HOA: No
      Location
      • Region: King George

      Financial & listing details

      • Price per square foot: $198/sqft
      • Tax assessed value: $335,400
      • Annual tax amount: $2,281
      • Date on market: 3/27/2026
      • Listing agreement: Exclusive Right To Sell
      • Inclusions: Wardrobe And Microwave Conveys
      • Ownership: Fee Simple
      • Road surface type: Black Top

        Estimated market value

        $482,700

        $459,000 - $507,000

        $2,511/mo

        Price history

        DateEventPrice
        4/22/2026Price change$490,000-3.9%$198/sqft
        Source: Bright MLS #VAKG2007632 Report a problem
        3/27/2026Listed for sale$510,000+21.4%$206/sqft
        Source: Bright MLS #VAKG2007632 Report a problem
        10/27/2021Sold$420,000+2.4%$169/sqft
        Source: Bright MLS #VAKG121198 Report a problem
        9/16/2021Pending sale$410,000$165/sqft
        Source: Bright MLS #VAKG121198 Report a problem
        8/12/2021Price change$410,000-4.7%$165/sqft
        Source: Exit Realty #VAKG121198 Report a problem
        7/1/2021Listed for sale$430,000$173/sqft
        Source: Exit Realty #VAKG121198 Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2023$2,281 -2.9%$335,400
        2022$2,348 +45.3%$335,400 +51.6%
        2021$1,615 +4.3%$221,300
        2020$1,549 $221,300
        2018$1,549 $221,300 +4.2%
        2017-- $212,400
        2016-- $212,400
        2015-- $212,400
        2014-- $212,400 +1.6%
        2013-- $209,000
        2012-- $209,000
        2011-- $209,000
        2010-- $209,000 -25.3%
        2009-- $279,800 +4.1%
        2007-- $268,900
        2006-- $268,900 +74.6%
        2005-- $154,000
        2004-- $154,000
        2003-- $154,000
        2002-- $154,000 +14.5%
        2001-- $134,500
        2000-- $134,500
        Find assessor info on the county website

        Monthly payment

        Est. payment

        Payment breakdown

        Explore the cost of this home by adjusting the details. Changes won't be saved.
        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: 22485

        Getting around

        3 / 100
        Car-Dependent
        1 / 100
        Somewhat Bikeable

        Nearby schools

        GreatSchools rating
        Schools provided by the listing agent
        • Elementary: Potomac
        • Middle: King George
        • High: King George
        • District: King George County Public Schools

        Source: Bright MLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.

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