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Cell: (516) 492-5800
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Mona Gold
Licensed Real Estate Salesperson
REALTOR®, Licensed Real Estate Salesperson
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3645 And 3651 Soundview Avenue, Peconic, NY 11958

$6,200,000
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Mona Gold
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New to the Market
BEDS7 BATHS4 full 1 partial SQUARE FEET4,628 MLS#1049858
STATUSActive PROPERTY TYPEResidential - Single Family SCHOOLMattituck-Cutchogue
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Property Description

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 displayed where permissible.

3645 And 3651 Soundview Avenue | MLS# 1049858

This single family home located at 3645 And 3651 Soundview Avenue, Peconic, NY 11958 is currently listed for sale with an asking price of $6,200,000. This property was built in 1986 and has 7 bedrooms and 4 full and 1 partial baths with 4628 sq. ft. And 3651 Soundview Avenue is located within the Mattituck-Cutchogue school district. Search Peconic real estate on monagold.laffey.com today.

Property Features

Property Type: Residential - Single Family
Basement: Yes
Basement: Full
Cooling: Central Air, Ductless, Multi Units
Garage: 3
Heating: Electric, Heat Pump, Oil
Home Style: Colonial
Lot Size: 3.24 Acres
Taxes: $29,067
Year Built: 1986

Amenities

First Floor Bedroom

Feature Descriptions

Appliances: Dishwasher, Dryer, Freezer, Range, Refrigerator, Washer
Attic: Full
Beach Rights: Y
Days on Site: 4
Exterior: Frame, Stucco
Fireplace Y/N: Yes
Flooring: Hardwood, Tile
Frontage: 116
GarageY/N: Yes
Number Of Kitchens: 2
On Market Date: 2026-09-24
Parcel Number: 1000-068-00-01-00-014-001
Parking Features: Attached, Detached, Driveway
Rental Term: Monthly
Rooms Total: 14
Sewer: Cesspool
Special View Info: Open, Panoramic, Trees/Woods, Water
Utilities: Electricity Connected, Trash Collection Private, Water Connected
Water: Well
Waterfront Features: Beach Access, Beach Front, Sound, Water Access, Waterfront

Local Schools

High School: Mattituck Junior-Senior High School
Middle School: Mattituck Junior-Senior High School
Elementary School: Mattituck-Cutchogue Elementary Sch
School District: Mattituck-Cutchogue

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Estimated Payment

$ 18,029.10 per month $13,798.51 Principal & Interest $2,422.25 Property Tax $1,808.33 Homeowner's Insurance

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Listed By / Shown By

Listing By

Agency Name: Compass Greater NY LLC
Agency Contact: 516-214-7761

Shown By

Agent Name: Mona Gold
Agent Phone: Cell: (516) 492-5800
Agency Title: Laffey Real Estate

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Mona Gold
Mona Gold Office: (516) 625-0944 Cell: (516) 492-5800 Email: mgold@laffeyre.com
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Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided 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 on this site was last updated 09/29/2026. The listing information on this page last changed on 09/29/2026. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of Delta Media Group MLS (last updated Tue 09/29/2026 12:14:54 AM EST) or OneKey MLS (last updated Tue 09/29/2026 12:07:26 AM EST). Real estate listings held by brokerage firms other than Laffey Real Estate may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved.

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