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3645 AND 3651 Soundview Avenue

Peconic, NY 11958
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Bed 7

Bed

Bath 5

Bath

SqFt4,628

Sqft

Acres3.24

Acres(Lot)

Rare North Fork Beachfront estate, shy 3.25 acre compound! The main house features over 3,000 sq. ft. of living space and the beach house offers approximately 1,600 sq. ft. A powder white sandy path leads to a gorgeous private beach with 116+ ft. of waterfront. Enjoy panoramic water views of the sparkling Long Island Sound and enchanting sunsets with this incredible property that presents a multitude of opportunities for its next owner. Listed as a compound but also separately: see 3645 Soundview Ave - the main house (MLS #1007876) and 3651 Soundview Ave - the beach house (MLS #1009245). Please note that this compound listing reflects 3645 Soundview Avenue in fields where only one property's information can be displayed. Please note that combined information of both properties is also disp layed where permissible.

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Detail Ic Property Details

Property Type : Residential

Price : $6,200,000

AD Id : 91491760

MLS Id : 1049858

Beds : 7

Lot Size : 3.24 Acres

Living Area Size : 4,628 Sq. Ft

Tax Amount : $29,067

Year Built : 1986

Garage : 3

County : Suffolk

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Feature Features

  • Bedroom Information

    Total beds: 7

    Bathroom Information

    Total Baths: 5 Full Baths: 4 Half Baths: 1

    Room Information

    Rooms Total: 14 Basement: Full
  • Flooring Information

    Hardwood, Tile
  • Interior Features

    Appliances: Dishwasher, Dryer, Freezer, Range, Refrigerator, Washer
  • Heating & Cooling

    Has Heating: Yes Heating: Electric, Heat Pump, Oil Has Cooling: Yes Cooling: Central Air, Ductless, Multi Units

  • Building Information

    Year Built: 1986 Construction Materials: Frame, Stucco Frontage Length: 116 Private Pool: No Water front Features: Beach Access, Beach Front, Waterfront, Waterfront Access View: Panoramic, Trees/Woods, Water

  • Lot Information

    Lot Size Acres: 3.24 Lot Size Square Feet: 141134 Lot Description: Waterfront

  • Listing Price Information

    Listing Price: $6200000

  • Tax Information

    Parcel Number: 1000-068-00-01-00-014-001 Annual Tax: $29067

  • Parking Information

    Attached, Detached, Driveway

    Garage Information

    Has Garage: Yes Has Attached Garage: Yes Garage Space: 3

  • School Information

    Elementary School: Mattituck-Cutchogue Elementary Sch
    Junior High School: Mattituck Junior-Senior High School
    Senior High School: Mattituck Junior-Senior High School
  • Utility Information

    Electricity Connected, Water Connected
  • Location Information

    WaterSource: Public, Private, Well
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Nearby Home Value

Address Estimate Bed Bath Sq. Ft Lot Size
2795 Arrowhead Lane, Peconic, NY, 11958 $5,700,000 4 3 3,200 1.40 Acres
1200 Indian Neck Lane, Peconic, NY, 11958 $3,250,000 5 5 4,460 1.05 Acres
725 Peconic Lane, Peconic, NY, 11958 $789,900 3 1 -- 0.34 Acre
36595 County Rd 48, Peconic, NY, 11958 $799,000 4 3 1,800 0.92 Acre
3651 Soundview Avenue, Peconic, NY, 11958 $3,100,000 3 2 1,600 1.49 Acres
3645 Soundview Avenue, Peconic, NY, 11958 $3,300,000 4 3 3,028 1.75 Acres
31059 County Road 48, Peconic, NY, 11958 $25,000 3 1 1,250 2.75 Acres
155 2nd Avenue, Peconic, NY, 11958 $949,000 3 2 2,350 0.17 Acre
4760 Blue Horizon Bluffs, Peconic, NY, 11958 $2,100,000 4 4 2,900 1.14 Acres

The data relating to real estate for sale on this website comes in part from the Internet Data exchange of OneKey MLS. IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed. Copyright © 2026 OneKey MLS. All Rights Reserved

ByOwner last updated this listing 09/30/2026 @ 21:03

MLS: 1049858 LISTED BY: Nicholas Liappas, Compass Greater NY LLC 516-517-4751 SOURCE: OneKey MLS

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