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3645 Soundview Avenue

Peconic, NY, 11958

$3,300,000
4Bedrooms
3Bathrooms
3,028Interior sq ft
1.75Acres
1986Year built

AN INTRODUCTION

A closer look.

North Fork retreat! A powder white sandy path leads to a gorgeous private beach offering 116 ft. of waterfrontage while incredible sparkling Sound views, sunsets, and lush greenery set this property apart. Enjoy water views from the open concept main level and the expansive 800+ sq. ft. rear deck - perfect for lounging, al fresco dining and taking in the fresh sea air. With over 3,000 sq. ft. of living space and an unfinished basement that offers an additional shy 1,000 sq. ft. without the 2-car attached garage, there is ample space for entertaining and to accommodate large gatherings. The first level includes a living/dining room and kitchen that flow seamlessly into one another while walls of glass allow natural light to saturate the space and provide access to the deck. There is also a bonus room conveniently located on the first floor. The second level boasts an oversized 800+ sq. ft. primary suite - also with gleaming water views, which can be divided into two ensuites. Two additional bedrooms and a full bath complete this level. All baths are updated and there are new HVAC and water filtrations systems in place. There is oil heat with the oil tank located in the basement. This property is also offered as a compound. See 3651 Soundview Ave.

Property overview

Property type
Single Family Residence
Architecture
Colonial
Year built
1986
Lot size (sq ft)
76,230
Status
Active
Listed
2026-08-29
MLS number
KEY1007876

Interior & comfort

Interior features
First Floor Full Bath, Breakfast Bar, Entrance Foyer, Open Floorplan, Open Kitchen, Primary Bathroom
Appliances
Dishwasher, Dryer, Freezer, Range, Refrigerator, Washer
Heating
Oil
Cooling
Central Air
Basement
Unfinished
Fireplaces
2

Outdoors & amenities

Exterior features
Fire Pit
Parking
Attached, Driveway
Garage spaces
2
Waterfront
Beach Access, Sound, Water Access
Views
Open, Panoramic, Trees/Woods, Water

Schools & location

Postal town
Peconic
County
Suffolk County
School district
Mattituck-Cutchogue
Elementary school
Mattituck-Cutchogue Elementary Sch
Middle school
Mattituck Junior-Senior High School
High school
Mattituck Junior-Senior High School

Taxes & utilities

Annual property taxes
$18,226
Tax year
2026
Association
No
Water
Well
Sewer
Cesspool

Listing courtesy of Compass Greater NY LLC · 516-214-7761
MLS #KEY1007876 · Active

LET’S CONNECT

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