279 Sunset Avenue Westhampton Beach, NY $ 5,200,000
279 Sunset Avenue
$ 5,200,000
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279 Sunset Avenue

Westhampton Beach, NY, 11978
$ 5,200,000
Bedrooms7 Baths8.1 Sq 6,072

Monthly Estimate*

$ 35,915

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Single Family Home for sale in Westhampton Beach, NY

for $5,200,000 with 7 bedrooms and 8 full baths, 1 half bath. This 6,072 square foot home was built in 2026 on a lot size of 0.54.

Moments from Westhampton Beach Village's shops and restaurants, 279 Sunset Avenue presents a newly built home by BJC Custom Builders on an expansive half-acre property. Offering 6,000 square feet across three finished levels, the residence pairs beautifully detailed white oak interiors with a light-filled floor plan and expansive outdoor living spaces. A dramatic double-height paneled entry opens to a sun-filled great room, establishing an inviting sense of scale and openness. The custom chef's kitchen features dual preparation areas and a fully separate prep kitchen, thoughtfully arranged for everyday cooking and large-scale entertaining. A private den provides a quieter retreat, while a main-floor junior primary suite offers comfortable guest accommodations. A mudroom, full pool bath, formal powder room, and two-car garage complete the main level. A grand staircase ascends to the upper foyer leading to the well-appointed primary suite, complete with a private balcony, two walk-in closets, and a luxurious spa bath. Three additional generous guest bedrooms, a home office, and a laundry room complete the second floor. The finished lower level offers an expansive recreation room with fireplace and wet bar, a glass-enclosed gym, two guest bedrooms, and two full baths. Outside, verdant grounds enjoy brilliant western exposure with ample space to relax and entertain around the heated Gunite pool and pool cabana. Combining exceptional space with thoughtful design, 279 Sunset Avenue offers beautifully appointed new construction in the heart of the village.

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Single Family Active

Price

$ 5,200,000

Bedrooms

7

Full Bath

8

Half Bath

1

Property Type

Single Family

Taxes

$ 0

Style

Traditional

Lot Size

0.54

Year Built

2026

Town/City

Westhampton Beach

County/Region

Suffolk

MLS | Web ID

1071715

Features
Interior
Interior Amenities First Floor Bedroom First Floor Full Bath Cathedral Ceiling(s) Chefs Kitchen Double Vanity Eat-in Kitchen Entertainment Cabinets Entrance Foyer Formal Dining High Ceilings His and Hers Closets Kitche
Basement Finished Full
Total Fireplaces 3
Basement Features Finished Full
Basement (Y/N) Y
Fireplace Y/N Y
Half Baths 1
Total Bedrooms 7
Total Baths 9
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General
Sewer Septic Tank
Heating See Remarks
Cooling Central Air
Utilities See Remarks
Appliances Dishwasher Microwave Range Refrigerator Wine Refrigerator
Garage Spaces 2
Architectural Style Traditional
Pool Features In Ground
Construction Materials Cedar
Year Built 2026
Property Subtype Single Family Residence
Tax Year 2026
County Suffolk County
Property Type Residential
HOA N
Garage Y/N Y
Total Rooms 15
Full Baths 8
High School Westhampton Beach Senior High Sch
City Southampton
Senior Community Y/N N
High School District Westhampton Beach
Carport Y/N N
Elementary School Westhampton Beach Elem School
Property Attached Y/N N
Tax Annual Amount 0
Middle/Junior High School Westhampton Middle School
Building Area Units Square Feet
Standard Status Active
Middle/Junior School District Westhampton Beach
Elementary School District Westhampton Beach
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Exterior
Parking Features Driveway Garage Driveway Garage
Water Source Public
Waterfront Y/N N
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Internal Only
Street Number 1 279
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* Excluded Features
List By
Thomas R. Cavallo

Listing Agent

Douglas Elliman Real Estate

Broker

631-725-0200

Contact

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$35,915
Per Month
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Monthly Principal & Interest
$35,915
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Default based on a 30-year fixed rate of 7.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4099604 Elementary School
4099415 Middle School
Westhampton Beach Senior High Sch High School
Pricing History
DatePricePrice ChangeDescription
11/9/2026$5,200,000 Listed Price

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279 Sunset Avenue, Westhampton Beach, NY, 11978 is a Single Family Home for sale at $5,200,000 with 6,072 sqft and a lot size of 0.54. 279 Sunset Avenue has 7 bedrooms, 8.1 baths, and was built in 2026. The property's zip code is 11978 which is in Westhampton Beach, NY