Skip main navigation
For sale
  • $2,300,000

    65 Neptune Drive, Groton, CT 06340

    4beds
    2,727sqft
    : 
    Single Family Residence
    Built in 1962
    0.71 Acres Lot
    $-- Zestimate®
    $843/sqft
    $339/mo HOA

    What's special

    Large back deckIn-ground swimming poolGreat roomLarge open floor planBright kitchen with fireplaceBreezeway from the garage
    Welcome to 65 Neptune Dr, a 4 BR 4.5 BA house nestled in the sought-after Mumford Cove community- one of Groton's most desirable private beach neighborhoods. This charming property offers the perfect blend of comfort, style and coastal living, with over 160+ feet of direct waterfront. Step inside to the large open floor plan with spacious living areas ideal for both entertaining and relaxing. The open living and dining rooms, with large windows that bring in natural light offering panoramic unobstructed water views and sunsets. The main level foyer has a wood fireplace, bright kitchen with fireplace, all opening up to the great room. First floor BR with full bath, half bath in hallway and primary bedroom suite features an ensuite bath with separate jetted tub. The breezeway from the garage opens up to the in-ground swimming pool and large back deck. Upper level is a bedroom with skylight, water views and what could be a work from home office area. Lower level has laundry, sun room that you can walk right out to the beach to stroll, swim, kayak or just relax and read a book or nap. Bedroom, full bath and a theatre room with club chairs to sit back and enjoy movies from home. Mumford Cove residents enjoy access access to beaches, deep water docks, lagoon docks, playground, tennis/pickleball courts. Property borders open space with biking/walking trails in Haley Farm and Bluff Point.Located just minutes from Mystic dining and shopping. Centrally located between NYC & Boston. Property card shows total living area as 2727 sq/ft. This total does not include the finished basement, 1479 sq/ft or breezeway of 300 sq/ft. bringing the total sq/ft of the property to 4506 sq/ft.
    48 days
    |
    1,956
    |
    87
    |

    Zillow last checked: 8 hours ago

    Listing updated: November 29, 2025 at 10:17am

    Listed by:

    Sherry Thompson (860)460-2751,

    Compass Connecticut, LLC 860-572-9099

    Source: Smart MLS,MLS#: 24098750MLS Logo

    Tour with a local agent

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 4
    • Bathrooms: 5
    • Full bathrooms: 4
    • 1/2 bathrooms: 1
    Rooms
    • Room types: Breezeway, Laundry
    Primary bedroom
    • Features: Built-in Features, Full Bath, Whirlpool Tub, Walk-In Closet(s), Hardwood Floor
    • Level: Main
    Bedroom
    • Features: Bookcases, Full Bath
    • Level: Main
    Bedroom
    • Features: Skylight, Built-in Features
    • Level: Upper
    Bedroom
    • Features: Cedar Closet(s), Full Bath
    • Level: Lower
    Dining room
    • Features: Cathedral Ceiling(s), Combination Liv/Din Rm, Wet Bar, Hardwood Floor
    • Level: Main
    Kitchen
    • Features: Built-in Features, Eating Space, Fireplace, Kitchen Island
    • Level: Main
    Living room
    • Features: Cathedral Ceiling(s), Combination Liv/Din Rm, Hardwood Floor
    • Level: Main
    Media room
    • Features: Walk-In Closet(s)
    • Level: Lower
    Sun room
    • Features: Sliders
    • Level: Lower
    Heating
    • Hot Water, Oil
    Cooling
    • Central Air, Ductless
    Appliances
    • Included: Electric Cooktop, Oven, Microwave, Refrigerator, Subzero, Dishwasher, Disposal, Washer, Dryer, Water Heater
    • Laundry: Lower Level
    Features
    • Central Vacuum, Entrance Foyer
    • Basement: Full,Heated,Finished,Walk-Out Access
    • Attic: None
    • Number of fireplaces: 3
    Interior area
    • Total structure area: 2,727
    • Total interior livable area: 2,727 sqft
    • Finished area above ground: 2,727

    Property

    Parking
    • Total spaces: 4
    • Parking features: Attached, Paved, Driveway, Garage Door Opener
    • Attached garage spaces: 1
    • Has uncovered spaces: Yes
    Accessibility
    • Accessibility features: Stair Lift
    Features
    • Patio & porch: Deck
    • Exterior features: Breezeway, Rain Gutters, Stone Wall, Underground Sprinkler
    • Has private pool: Yes
    • Pool features: Vinyl, Indoor
    • Has view: Yes
    • View description: Water
    • Has water view: Yes
    • Water view: Water
    • Waterfront features: Waterfront, Beach, Water Community
    Lot
    • Size: 0.71 Acres
    • Features: Sloped, In Flood Zone
    Details
    • Parcel number: 1955510
    • Zoning: R-12

    Construction

    Type & style
    • Home type: SingleFamily
    • Architectural style: Cape Cod
    • Property subtype: Single Family Residence
    Materials
    • Cedar, Stone, Wood Siding
    • Foundation: Block
    • Roof: Shake
    Condition
    • New construction: No
    • Year built: 1962

    Utilities & green energy

    • Sewer: Public Sewer
    • Water: Public
    • Utilities for property: Cable Available

    Community & HOA

    Community
    • Subdivision: Mumford Cove
    HOA
    • Has HOA: Yes
    • Services included: Trash
    • HOA fee: $4,065 annually
    Location
    • Region: Groton

    Financial & listing details

    • Price per square foot: $843/sqft
    • Tax assessed value: $1,231,720
    • Annual tax amount: $30,904
    • Date on market: 10/23/2025
    Get pre-qualifiedBe ready to make an offer.
    Connect with an agentGet info on this home, tour, and more.
    Calculate monthly paymentSee if you can afford this home.

    Estimated market value

    Not available

    Estimated sales range

    Not available

    Not available

    Price history

    Price history
    DateEventPrice
    10/23/2025Listed for sale$2,300,000$843/sqft
    Source: Smart MLS #24098750 Report a problem

    Public tax history

    Public tax history
    YearProperty taxesTax assessment
    2025$30,904 +7.4%$1,231,720
    2024$28,773 +4.2%$1,231,720
    2023$27,603 +2.2%$1,231,720

    Find assessor info on the county website

    BuyAbility℠ payment

    Est. payment
    $16,063/mo
    Principal & interest
    $11737
    Property taxes
    $3182
    Other costs
    $1144

      Climate risks

      Neighborhood: 06340

      Nearby schools

      GreatSchools rating
      Schools provided by the listing agent
      • High: Fitch Senior

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

      Similar homes

      Skip to the end of the carouselSkip to the beginning of the carousel
      • Loading
      • Loading