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35 Library 4KWesthampton Beach, NY 11978

For Sale

$999,000

Smart Buyer Rebate $9,990

WELCOME TO HARBOUR HOUSE,THE HIDDEN CHARM OF WESTHAMPTON BEACH,BEAUTIFULLY RENOVATED DUPLEX W/3 FULL BATHS AND CLOSETS GALORE.BEAUTIFUL WATER VIEWS AND EASY ACCESSIBILITY TO ALL, LOCATED BETWEEN QUANTUCK BAY AND MAIN STREET, THIS UNIT FEATURES A BRIGHT AND INVITING LIVING ROOM, KITCHEN AND ENTERTAINING AREA.THERE IS A HEATED GUNITE POOL,EXCLUSIVELY FOR THE RESIDENTS OF HARBOUR HOUSE, WHERE YOU CAN SIT AND ENJOY WHILE LOOKING OUT AT THE BEAUTIFULLY MANICURED GROUNDS INCLUDING A BOAT DOCK WHICH IS AVAILABLE TO ALL RESIDENTS AT NO ADDITIONAL COST. ALL THIS AND JUST A SHORT DISTANCE TO WESTHAMPTON BEACH VILLAGE SHOPS, CAFES AND RESTAURANTS, QUARTERLY MAINTENANCE INCLUDES TAXES,WATER AND GAS. MAKE THIS BEAUTIFUL DUPLEX YOUR OWN

Listed by Tammy Blau

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Signature Premier Properties

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631-728-1900

Last updated September 13, 2026

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Source: OneKey #1047730

Listing Facts

  • TypeCo-op
  • NeighborhoodThe Hamptons
  • Bedrooms2
  • Bathrooms3
  • Days on Prevu8
  • HOA/Maint. Fees$1,779/month
  • Size1,500 sqft
  • Price per sqft$666

Amenities

  • Dishwasher
  • Parking
  • Swimming Pool

Location

Mortgage Calculator

Listing History

09/07/2026
Listed by Signature Premier Properties
$999,000
  1. 09/07/2026$999,000
    Listed by Signature Premier Properties

Property Details for 35 Library 4K

Association

Amenities

  • Pets Allowed: No

Exterior

Construction

  • Property Attached: Yes
  • Stories Total: 3
  • Year Built: 1970
  • Architectural Style: Other
  • Common Walls: 2+ Common Walls
  • Construction Materials: Vinyl Siding
  • Entry Level: 1

Features

  • Pool Features: In Ground
  • Waterfront Features: Bayfront, Canal Front
  • Waterfront: Yes

Measurements

  • Building Area Units: Square Feet

Interior

Features

  • Appliances: Cooktop, Dishwasher, Electric Oven, Refrigerator
  • Interior Features: First Floor Bedroom, First Floor Full Bath, Marble Counters

Measurements

  • Living Area: 1,500
  • Living Area Source: Other

Rooms

  • Bathrooms Full: 3
  • Bathrooms Total Integer: 3
  • Bedrooms Total: 2
  • Rooms Total: 7

Other

Location

  • Subdivision Name: HARBOUR HOUSE

Parking

Parking

  • Parking Features: Parking Lot

Schools

Elementary School

  • Elementary School: Westhampton Beach Elem School
  • Elementary School District: Westhampton Beach

High School

  • High School: Westhampton Beach Senior High Sch
  • High School District: Westhampton Beach

Middle or Junior School

  • Middle Or Junior School: Westhampton Middle School
  • Middle Or Junior School District: Westhampton Beach

Utilities

Equipment

  • Cooling: Wall/Window Unit(s)
  • Heating: Baseboard
  • Sewer: Public Sewer
  • Utilities: Cable Available, Cable Connected, Electricity Available, Electricity Connected, Sewer Available, Sewer Connected, Trash Collection Public, Water Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this co-op have?

There are 2 bedrooms and 3 bathrooms in this co-op at 35 Library 4K.

What schools are nearby to 35 Library 4K?

Nearby schools include the Westhampton Beach Elem School Elementary School, Westhampton Middle School, and Westhampton Beach Senior High Sch.

How does 35 Library 4K compare to other co-ops in The Hamptons?

This co-op is listed 66% above the average price for co-ops in The Hamptons and has been on the market for 139 less days than the typical home in this area.

What is the square footage on this co-op?

According to the MLS, this listing is 1,500 sqft.

35 Library 4K is a 2-bedroom, 3-bath co-op for sale in Westhampton Beach NY 11978. Available on Prevu for 8 days at $999,000. This home features 1,500 square feet of living space, located in The Hamptons. The median listing price for co-ops in this area is $2,395,000. Nearby schools include Westhampton Beach Elem School Elementary School, Westhampton Middle School, and Westhampton Beach Senior High Sch. Property amenities include dishwasher, parking, and swimming pool. Browse more co-op listings in Suffolk County.

The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey™ MLS. The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. Information Copyright 2026, OneKey™ MLS. All Rights Reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.