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For sale
  • $2,140,000

    4 Island Avenue, Groton, CT 06340

    5beds
    4,491sqft
    : 
    Single Family Residence
    Built in 1983
    0.26 Acres Lot
    $-- Zestimate®
    $477/sqft
    $-- HOA

    What's special

    Soaring ceilingsSerene water viewsPrivate deckSecret gardenSecluded deckWet barExpansive lot
    Welcome to 4 Island Ave., Groton Long Point - a rare coastal gem where privacy meets convenience. Perfectly positioned to capture both serene water views and tranquil marsh vistas, this exceptional property sits across from protected conservation land, ensuring your breathtaking views will remain forever unobstructed. Set on an expansive lot, the home itself is equally impressive-spacious, thoughtfully designed, and impeccably maintained. With 5 generously sized bedrooms and 4 full bathrooms, there is abundant space for family and guests. At the heart of the home is a chef's kitchen with double sinks, designed for effortless entertaining and perfect flow, allowing you to cook with ease while hosting family and friends. Multiple living rooms -both formal and casual-extend the home's gathering spaces. Outside, there is a secret garden with a fire pit as well as a secluded deck for al fresco dining. Upstairs, a billiards room with a full wet bar and private deck boasting water views of Mumford's Cove offers the ultimate relaxation space and can also serve as a home gym or even a second primary suite. The current primary suite boasts soaring ceilings, stunning views, and a luxurious private bathroom, creating a peaceful retreat. The home even has a first-floor bedroom and bathroom for those who need one-floor living. The property has excellent storage throughout and a large two-car garage. Every detail has been thought of for easy year-round living. Groton Long Point offers a truly unique lifestyle with private beaches, tennis, pickleball, bocce, and a playground all just moments away. The home is only moments from the water and the vibrant center of Groton Long Point, yet enjoys a quiet, secluded feel. Ideally situated midway between New York City and Boston, Groton Long Point is easily accessible via Interstate 95 or train service, making it the perfect full-time residence or weekend retreat. So come spend your days at 4 Island Ave., enjoying the ever-changing beauty of the marsh and ocean, where local flora and fauna create a living landscape right outside your window.
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    Zillow last checked: 7 hours ago

    Listing updated: August 05, 2025 at 11:11am

    Listed by:

    James J. Carroll,

    Seaboard Properties

    Source: Smart MLS,MLS#: 24116714MLS Logo
    Travel times

    Tour with a buyer's agent

    We'll find a local expert to take you on a private tour of 4 Island Avenue.

    Next available tour time:Today at 3:30pm

    Open houses

    • Sat, Aug 9

      11:00 AM - 1:00 PM

    • Sun, Aug 10

      11:00 AM - 1:00 PM

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 5
    • Bathrooms: 4
    • Full bathrooms: 4
    Rooms
    • Room types: Exercise Room
    Primary bedroom
    • Features: Palladian Window(s), High Ceilings, Cathedral Ceiling(s), Bedroom Suite, Full Bath, Hardwood Floor
    • Level: Upper
    Bedroom
    • Features: Ceiling Fan(s), Hardwood Floor
    • Level: Upper
    Bedroom
    • Features: Ceiling Fan(s), Hardwood Floor
    • Level: Main
    Bedroom
    • Features: Hardwood Floor
    • Level: Upper
    Bedroom
    • Features: Hardwood Floor
    • Level: Upper
    Dining room
    • Features: High Ceilings, Combination Liv/Din Rm, Gas Log Fireplace, Hardwood Floor
    • Level: Main
    Family room
    • Features: High Ceilings, Ceiling Fan(s), Hardwood Floor
    • Level: Main
    Kitchen
    • Features: Built-in Features, Granite Counters, Dining Area, Double-Sink, Kitchen Island, Hardwood Floor
    • Level: Main
    Living room
    • Features: High Ceilings, Ceiling Fan(s), Combination Liv/Din Rm, Hardwood Floor
    • Level: Main
    Rec play room
    • Features: High Ceilings, Cathedral Ceiling(s), Built-in Features, Ceiling Fan(s), Wet Bar, Hardwood Floor
    • Level: Upper
    Sun room
    • Features: Balcony/Deck, Gas Log Fireplace, Hardwood Floor
    • Level: Main
    Heating
    • Hot Water, Electric, Oil
    Cooling
    • Central Air, Ductless
    Appliances
    • Included: Gas Cooktop, Oven, Microwave, Refrigerator, Freezer, Subzero, Dishwasher, Disposal, Washer, Dryer, Wine Cooler, Water Heater
    • Laundry: Upper Level
    Features
    • Wired for Data, Open Floorplan
    • Basement: Crawl Space
    • Attic: Pull Down Stairs
    • Number of fireplaces: 1
    Interior area
    • Total structure area: 4,491
    • Total interior livable area: 4,491 sqft
    • Finished area above ground: 4,491

    Property

    Parking
    • Total spaces: 5
    • Parking features: Attached, Off Street, Driveway, Garage Door Opener, Private, Paved
    • Attached garage spaces: 2
    • Has uncovered spaces: Yes
    Features
    • Patio & porch: Deck, Patio
    • Exterior features: Balcony, Rain Gutters, Garden, Lighting, Underground Sprinkler
    • Has view: Yes
    • View description: Water
    • Has water view: Yes
    • Water view: Water
    • Waterfront features: Walk to Water, Beach Access, Association Required
    Lot
    • Size: 0.26 Acres
    • Features: Borders Open Space, Level, Landscaped
    Details
    • Parcel number: 1955578
    • Zoning: R

    Construction

    Type & style
    • Home type: SingleFamily
    • Architectural style: Cape Cod,Contemporary
    • Property subtype: Single Family Residence
    Materials
    • Shake Siding
    • Foundation: Concrete Perimeter
    • Roof: Asphalt
    Condition
    • New construction: No
    • Year built: 1983

    Utilities & green energy

    • Sewer: Public Sewer
    • Water: Public
    Green energy
    • Energy generation: Solar

    Community & HOA

    Community
    • Subdivision: Groton Long Point
    HOA
    • Has HOA: Yes
    • Amenities included: Basketball Court, Bocci Court, Clubhouse, Playground, Putting Green, Security, Tennis Court(s), Lake/Beach Access
    • Services included: Front Desk Receptionist, Trash, Road Maintenance
    Location
    • Region: Groton

    Financial & listing details

    • Price per square foot: $477/sqft
    • Tax assessed value: $842,730
    • Annual tax amount: $23,740
    • Date on market: 8/5/2025
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