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55 & 70 Peconic Ave, Shelter Island, NY 11964

$7,850,000
  • Beds
    7
  • Baths
    7.5
  • Acres
    1.9
  • Sq. ft.
    4,347 4.35K
Listing by Saunders & Associates (9 Grand Avenue, Shelter Island Heights NY 11965)

Last Verified:

Nov 20, 2025

Highlights

Shelter Island Estate Waterfront Compound

A rare offering on Shelter Island, this estate compound includes two distinct homes sold together: a traditional waterfront residence with dock located at 70 Peconic Avenue, and a recently built modern home with pool and water views at 55 Peconic Avenue, situated just across the street. The waterfront home at 70 Peconic Avenue features spectacular views from nearly every room and offers four levels of finished living space. The main floor incl

Home Details

Construction

Property type: Single-family

Property style: Beach-house

New construction: No

Year built: 2022

Interior Details

Sq. ft: 4,347

Price per square foot: $1,806/sqft

Basement type: Full

Floors: Hardwood, Tile

Fireplaces: 4

Bedrooms & Bathrooms

Bedrooms: 7

Full bathrooms: 7

Half bathrooms: 1

Bathroom on first floor: Yes

Primary bedroom on first floor: Yes

Other Rooms

Bonus room, Breakfast area, Family room/den, Great room, In-law suite/private guest quarters, Laundry room, Library, Media room, Office, Study

Utilities

Water source: Well

Central air conditioning: Yes

Security system: Yes

Financial Details

Price: $7,850,000

Taxes: $31,847/yr

Outdoor Details

Pool & Spa

Pool: Yes

Heated pool: Yes

Pool material: Gunite

Parking

Garage: Yes

Spaces in garage: 3

Outdoor Amenities

Tennis: No

Room for a tennis court: Yes

Water frontage/View: Bayfront

Outdoor Shower(s): Yes

Dock: Yes

Rights & Access

Water access: Yes

Beach rights: Yes

Lot Details

Lot size: 1.9 Acres

South of highway: No

Location

  • Nearby Beaches

    • 1 mile
      Shell Beach
    • 1 mile
      Wades Beach
    • 2 miles
      Cedar Beach
  • Nearby Transportation

    • 2 miles
      Shelter Island - Shelter Island Seaplane Base
    • 4 miles
      Greenport - LIRR
    • 4 miles
      Greenport - Hampton Jitney

Listing info

55 & 70 Peconic Ave,   Shelter Island
$7,850,000
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