Skip to main content

MLS ID KEY1055548Last updated Oct 27, 2026

Single Family

12 Brooktree Court

Active · Islip · Suffolk County, NY 11716

Bedrooms
7 Beds
Bathrooms
6 Baths
Year built
1985
Est. monthly taxes
$1,750.35
Property gallery0 / 50
Loading photo…Photo unavailable

About this home

Welcome to this impressive home offering over 4,000 square feet of living space, ideally situated on a lovely cul-de-sac! A grand wraparound porch creates a warm and inviting first impression, while the spacious interior offers exceptional room for comfortable living and entertaining. Freshly painted throughout, the main home features 5 bedrooms and 3.5 baths, including a first-floor bedroom with a full bath, large closet and outside entrance—ideal for guests or extended family. The spacious living room, formal dining room, mudroom, and well-appointed kitchen with high-end appliances provide both style and functionality. Upstairs, you’ll find a generous second-floor layout with three additional bedrooms and an oversized primary suite featuring a large private bath and the convenience of laundry right in the primary bathroom. A full basement offers even more possibilities. The outdoor space is equally impressive, featuring a large fenced yard, an inground pool with electric cover, and a beautiful paver patio—perfect for entertaining and enjoying the outdoors. Additional highlights include gas heat, central air, a two-car garage, and a large driveway. Adding exceptional versatility is the separate accessory apartment, complete with its own private entrance, full kitchen, living room, 1.5 baths, basement, two bedrooms, and large closets. With two separate sets of utilities, this space offers excellent potential for extended-family living or other permitted uses. Conveniently located near major roadways, with easy access to the airport and railroad, this expansive property offers space, flexibility, and convenience in one exceptional package.

Listing snapshot

Days on site
14 days
Listed on MLS
Oct 14, 2026
Full baths
4
Half baths
2
Annual property tax (MLS)
$21,004.2
Tax year
2026
Area source (MLS)
Other
Listing brokerage
Douglas Elliman Real Estate
MLS ID
KEY1055548
Last updated
Oct 27, 2026

General features

Property type
Single Family
Property subtype
Single Family Residence
Year built
1985
Garage
Yes
Garage spaces
2
Parking
Driveway, Garage
Water source
Public
Sewer
Septic Tank
Utilities
Electricity Connected, Natural Gas Connected, Water Connected

Interior features

Basement
Full
Heating
Natural Gas, Radiant, Radiant Floor
Cooling
Central Air
Interior
First Floor Bedroom, First Floor Full Bath, Ceiling Fan(s), Crown Molding, Eat-in Kitchen, Formal Dining, Granite Counters, His and Hers Closets, In-Law Floorplan, Open Floorplan, Primary Bathroom, Recessed Lighting, Storage
Appliances
Dishwasher, Dryer, Gas Range, Microwave, Refrigerator, Stainless Steel Appliance(s), Washer, Gas Water Heater
Flooring
Tile, Wood
Fireplace
Yes
Fireplaces
1

Exterior features

Architectural style
Victorian
Construction materials
Vinyl Siding
Private pool
Yes

Schools (MLS)

Elementary school
Sycamore Avenue Elementary School
Elementary school district
Connetquot
Middle school
Oakdale-Bohemia Middle School
Middle school district
Connetquot
High school
Connetquot High School
High school district
Connetquot

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

Islip · Suffolk County, NY 11716Show interactive map
12 Brooktree Court

Islip · Suffolk County, NY 11716

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.