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$3,300,000 Coming Soon

  • For Sale
  • Coming Soon
  • Single Family
  • 4 Beds
  • 2 Full Baths
  • 1 Partial Bath
  • 4,000 Sq. Ft.
  • 2 Car Garage
  • Updated 11 hours ago
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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.

Full Property Details for 3645 Soundview Ave

General

  • Price: $3,300,000
  • Taxes: $18,226
  • Status: Coming Soon
  • Type: Single Family
  • Source: Long_Island
  • MLS ID: 1007876
  • Updated: 8/27/2026
  • Added to Site: Today
  • Expected Market Date: 8/29/2026

Interior

  • Number of Rooms: 8
  • Interior Features: First Floor Full Bath, Breakfast Bar, Entrance Foyer, Open Floorplan, Open Kitchen, Primary Bathroom
  • Fireplace: Yes
  • Number of Fireplaces: 2
  • Fireplace(s): Bedroom, Family Room
  • Appliances: Dishwasher, Dryer, Freezer, Range, Refrigerator, Washer
  • Laundry Facilities: Yes
  • Flooring: Hardwood, Tile

Rooms

Bathrooms

  • Total Bathrooms: 3
  • Full Bathrooms: 2
  • Half Bathrooms: 1

Bedrooms

  • Total Bedrooms: 4

Other Rooms

  • Laundry: Laundry Room

Exterior

  • Exterior Features: Fire Pit
  • Porch/Patio/Deck: Deck

Parking

  • Garage: Yes
  • Garage Spaces: 2
  • Parking Features: Attached, Driveway

Location

  • County: Suffolk County
  • Cross Streets: Mill Lane

School Information

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

Heating & Cooling

  • Central air: Yes
  • Cooling Type: Central Air
  • Heating Type: Oil
  • Heating Zones: 2

Utilities

  • Sewer: Cesspool
  • Water: Well
  • Utility Description: Cable Available, Electricity Connected, Trash Collection Private, Water Connected

Structural Information

  • Architectural Style: Colonial
  • Detached/Attached: Detached
  • Construction: Stucco
  • Basement: Yes
  • Basement Desc.: Unfinished
  • Windows: Oversized Windows, Wall of Windows
  • Building Size: 4000
  • Square Feet: 4,000
  • Sq. Ft. Source: Other
  • Year Built: 1986

Lot Features

  • Property View: Open, Panoramic, Trees/Woods, Water
  • Lot Size (Acres): 1.75
  • Lot Size (Sq. Ft.): 76,230
  • Lot Features: Level, Part Wooded, Private, Secluded, Views

Water Features

  • Water View: Yes
  • Water Front View: Beach Access, Sound, Water Access

Financial Considerations

  • Tax Amount: $18,226

Disclosures and Reports

  • Special Conditions: None
  • Property ID: 1000-068-00-01-00-014-001

Listed by Compass Greater NY LLC

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Listing agents

— 3645 Soundview Ave —

  • Compass Greater NY LLC

  • Compass Greater NY LLC

516-214-7761

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 3645 Soundview Ave

School District:Southold Union Free School District
NameGradesDistance
Southold Elementary School
420 Oaklawn Avenue, Southold, NY 11971
K-61.7 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 3645 Soundview Ave Get Price Alerts and Save Property

Date
Details
Price
Change
Source
8/22/2026
Listed
$3,300,000
1.54%
MLS
12/29/2022
Sold
$3,250,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 3645 Soundview Ave

Year
Property Taxes
Change
Tax Assessment
Change
2024
$17,472
100%
$11,600
—
2020
-100%
$11,600
—
2022
$15,786
4%
$11,600
—
2021
$15,238
1%
$11,600
—
2020
$15,064
3%
$11,600
—
2018
$14,674
8%
$11,600
5%
2017
$13,565
1%
$11,000
—
2016
$13,440
4%
$11,000
—
2015
$12,960
1%
$11,000
—
2015
$12,819
2%
$11,000
—
2014
$12,543
2%
$11,000
—
2013
$12,274
—
$11,000
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 3645 Soundview Ave

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Down Payment
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*These costs are estimates, and the interest rates assume exceptional credit standing.

Listed by Compass Greater NY LLC

3645 Soundview Avenue, Peconic, NY 11958 (MLS# 1007876) is a Single Family property with 4 bedrooms, 2 full bathrooms and 1 partial bathroom. 3645 Soundview Avenue is currently listed for $3,300,000 and was received on August 29, 2026. Want to learn more about 3645 Soundview Avenue? Do you have questions about finding other Single Family real estate for sale in Peconic? You can browse all Peconic real estate or contact a Coldwell Banker agent to request more information.

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