Skip to main content

MLS ID KEY1043759Last updated Oct 10, 2026

Single Family

12 Seaside Drive

Active · Brookhaven · Suffolk County, NY 11777

Bedrooms
4 Beds
Bathrooms
6 Baths
Year built
1964
Est. monthly taxes
$2,047.75
Property gallery0 / 50
Loading photo…Photo unavailable

About this home

Luxury Living in the Incorporated Village of Belle Terre Welcome to an exceptional contemporary residence situated on approximately 1.32 acres in the prestigious Incorporated Village of Belle Terre. Offering approximately 5,800 square feet of beautifully renovated living space, this impressive property was extensively refurbished within the past 18 months, blending generous proportions with sophisticated modern finishes. Designed for refined entertaining and comfortable everyday living, the home features five bedrooms, four full bathrooms, two half bathrooms and three fireplaces. The beautifully appointed main kitchen is outfitted with premium Sub-Zero, Wolf and Miele appliances, including a built-in Miele coffee system. Upstairs, the expansive primary suite features two walk-in closets and a luxurious oversized bathroom with a soaking tub and separate shower. The second floor can accommodate up to four bedrooms; two rooms are presently combined to create an additional oversized suite and can easily be converted back into separate bedrooms. An additional full bathroom completes this level. The walk-out lower level provides exceptional additional living and entertaining space, with French doors opening directly to the outdoors, a full second kitchen, spacious recreation area, fireplace, full bathroom and dedicated home gym. The approximately 57,499-square-foot property offers a remarkably private, estate-like setting surrounded by mature trees and lush, professionally landscaped grounds. The outdoor retreat is highlighted by a 36 X 18’ kidney-shaped heated gunite saltwater pool, expansive stone patio, pool house with a half bathroom, and a covered outdoor bar equipped with an icemaker and refrigerator. A spacious upper deck and private outdoor hot tub provide additional areas for relaxing and entertaining while overlooking the pool and wooded landscape. Additional amenities include an oversized heated 2.5-car garage, an approximately three-year-old whole-house propane boiler, ADT security, Ring perimeter cameras and approximately 211 feet of frontage along Seaside Drive. Offering privacy, scale and resort-style amenities, this exceptional property presents a rare opportunity in one of the North Shore’s most distinctive incorporated villages. 5,800 Sq. Ft. | Approx. 1.32 Acres | Five Bedrooms | Four Full and Two Half Bathrooms | Extensively Refurbished Within the Past 18 Months | Two Kitchens | Three Fireplaces | Home Gym | Heated Gunite Saltwater Pool | Pool House | Outdoor Bar | Hot Tub | Heated 2.5-Car Garage | Sub-Zero • Wolf • Miele appliances 4-5 day notice to preview required .

Listing snapshot

Days on site
49 days
Listed on MLS
Sep 5, 2026
Full baths
4
Half baths
2
Annual property tax (MLS)
$24,573
Tax year
2026
Area source (MLS)
Plans
Listing brokerage
Maria S Palmar
MLS ID
KEY1043759
Last updated
Oct 10, 2026

General features

Property type
Single Family
Property subtype
Single Family Residence
Year built
1964
Garage
Yes
Garage spaces
2
Parking
Driveway, Garage, Garage Door Opener, Off Street, Oversized, Private
Water source
Public
Sewer
Cesspool
Utilities
Cable Connected, Electricity Connected, Natural Gas Connected, Phone Connected, Trash Collection Private, Underground Utilities, Water Connected

Interior features

Heating
ENERGY STAR Qualified Equipment, Propane
Cooling
Central Air
Interior
Beamed Ceilings, Breakfast Bar, Built-in Features, Cathedral Ceiling(s), Ceiling Fan(s), Chandelier, Chefs Kitchen, Crown Molding, Double Vanity, Dry Bar, Eat-in Kitchen, ENERGY STAR Qualified Door(s), Entrance Foyer, Formal Dining, High Ceilings, High Speed Internet, His and Hers Closets, Kitchen Island, Marble Counters, Open Floorplan, Open Kitchen, Pantry, Primary Bathroom, Recessed Lighting, Smart Thermostat
Appliances
Convection Oven, Dishwasher, Disposal, Dryer, ENERGY STAR Qualified Appliances, Exhaust Fan, Gas Oven, Gas Range
Flooring
Ceramic Tile, Combination, Hardwood, Other, Vinyl
Fireplace
Yes
Fireplaces
3

Exterior features

Architectural style
Contemporary, Estate, Other
Construction materials
Stone, Stucco
Exterior
Balcony, Fire Pit, Garden, Gas Grill, Lighting, Other, Rain Gutters, Speakers
Private pool
Yes

Schools (MLS)

Elementary school
Port Jefferson Elementary School
Elementary school district
Port Jefferson
Middle school
Port Jefferson Middle School
Middle school district
Port Jefferson
High school
Earl L Vandermeulen High School
High school district
Port Jefferson

School information is provided by the MLS. Confirm attendance eligibility with the school district.

Recent activity

  1. Listing updated from MLS
  2. First seen on this site
  3. MLS status changed

Location

Brookhaven · Suffolk County, NY 11777Show interactive map
12 Seaside Drive

Brookhaven · Suffolk County, NY 11777

Google Maps directions

Estimate monthly payment

Loan detailsFixed-rate, fully amortizing loan. Edit the assumptions below; no market rate is supplied.
Property expenses (USD)
MLS amounts are prefilled when available and can be edited. Confirm what fees include. Unknown fee frequencies cannot be converted automatically.Property expenses: MLS values where available; missing values stay blank.

Estimated monthly principal & interest—

Monthly property taxNot provided

Monthly association / maintenance feesNot provided

Estimated monthly total of entered costs—

Excludes insurance, mortgage insurance, special assessments and lender fees. MLS taxes may reflect abatements or exemptions and can change.

Listing data is supplied by the MLS and may change without notice.