8 Adelphi Street Islip, NY $ 1,100,000
8 Adelphi Street
$ 1,100,000
Recently Listed
Open House 5/3 1pm - 3pm
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8 Adelphi Street

Islip, NY, 11751
$ 1,100,000
Bedrooms5 Baths3.1 Sq 2,448

Monthly Estimate*

$ 6,773

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Single Family Home for sale in Islip, NY

for $1,100,000 with 5 bedrooms and 3 full baths, 1 half bath. This 2,448 square foot home was built in 1956 on a lot size of 0.45.

Once, every so often, a property comes along with the perfect combination of elements that make it feel just like home. Being offered for the first time in 40 years, this finely crafted 5 bedroom 3.5 bath wideline ranch on a just shy half acre parcel, is ideally situated in an iconic waterfront community on the Great South Bay across from the Fire Island Lighthouse. Its thoughtful flow of rooms lives comfortably for both everyday life and larger gatherings. Abundant windows streaming natural light strike an exceptional synergy with nature that is rarely found. A central entrance foyer separates the living space from the first level sleeping quarters. The chef's kitchen with natural cherry cabinetry, center island, granite counter tops, and breakfast nook with built-in banquette seating anchors the living space. Everything connects and loops from there. The living room features a cathedral ceiling with skylights, wood burning fireplace, and bay window. The dining room shares a serving counter with the kitchen and opens to the sun room through glass paneled french doors completely embracing the perennial gardens and privacy of the fenced back yard. All 3 first level bedrooms are generously sized. Two are connected by an en suite full bath and the third is adjacent to a hall bath. The second level provides a very special retreat with its expansive primary bedroom en suite with full bath, dual California closets, cathedral ceiling, and 12 windows. The 5th bedroom with 3 walls of windows is accessible by hallway or through the primary bath offering the flexibilty of a connected sitting room or home office. Additional amenities include a windowed 2 car garage with half bath and interior access, newer roof, owned solar panels, newer Weil McClain burner and Roth oil tank, CAC, propane gas for cooking, 38' deck off the sunroom, outdoor shower, in-ground sprinklers, Fire Island style sliding gates to fenced yard, double convection wall oven, Subzero refrigeration, abundant storage. Conveniently located to area bay and ocean beaches and marinas, vibrant downtown restaurants, shops, and services, Fire Island Ferries, 4 State parks, Bayard Cutting Arboretum, Seatuck National Wildlife Refuge, golf, 2 major hospitals, and the LIRR to NYC. Some photos may be digitally enhanced.

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Open House

5/3/2026 1:00 PM - 3:00 PM
8 Adelphi Street Islip, NY
* Some states or local ordinances may prohibit Open Houses at this time, please confirm with your Weichert agent or local rep to confirm

Single Family Active

Price

$ 1,100,000

Bedrooms

5

Full Bath

3

Half Bath

1

Property Type

Single Family

Taxes

$ 19,231

Style

Exp Ranch

Lot Size

0.45

Year Built

1956

Town/City

Islip

County/Region

Suffolk

MLS | Web ID

984677

Features
Interior
Interior Amenities First Floor Bedroom First Floor Full Bath Cathedral Ceiling(s) Ceiling Fan(s) Central Vacuum Chandelier Double Vanity Eat-in Kitchen Entrance Foyer Formal Dining His and Hers Closets Kitchen Island P
Basement Crawl Space
Flooring Hardwood Tile
Total Fireplaces 1
Fireplace Features Wood Burning
Basement Features Crawl Space
Basement (Y/N) N
Fireplace Y/N Y
Half Baths 1
Total Bedrooms 5
Total Baths 4
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General
Sewer Public Sewer
Heating Oil
Cooling Central Air
Utilities Cable Available Electricity Connected Propane Sewer Connected Trash Collection Public Water Connected
Appliances Convection Oven Dishwasher Dryer Gas Cooktop Refrigerator Stainless Steel Appliance(s) Washer
Garage Spaces 2
Patio/Porch Features Deck
Architectural Style Exp Ranch
Construction Materials Cedar
Year Built 1956
Property Subtype Single Family Residence
Tax Year 2026
Parcel Number 0500-422-00-01-00-057-000
County Suffolk County
Property Type Residential
HOA N
Facing Direction North
Garage Y/N Y
Green Energy Generation Solar
Total Rooms 9
Full Baths 3
Directions Main Street. South on Ocean Ave. East onto Adelphi.
High School Islip High School
City Islip
Senior Community Y/N N
High School District Islip
Carport Y/N N
Elementary School Maud S Sherwood Elementary School
Property Attached Y/N N
Tax Annual Amount 19231.31
Middle/Junior High School Islip Middle School
Property Condition Actual
Additional Parcels Y/N N
Building Area Units Square Feet
Standard Status Active
Middle/Junior School District Islip
Elementary School District Islip
Tax Assessed Value 54850
Tax Lot 57
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Exterior
Exterior Amenities Lighting
Parking Features Driveway Garage Driveway Garage
Water Source Public
Total Parking 6
Parking Spaces 6
Building Area Total 2932
Waterfront Y/N N
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Internal Only
Street Number 1 8
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* Excluded Features
List By
Jeanne M. Edwards SRES

Listing Agent

Douglas Elliman Real Estate

Broker

631-422-7510

Contact

Affordability Calculator

$8,375
Per Month
81%
19%
0%
Monthly Principal & Interest
$6,773
Monthly Property Taxes
$1,603
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.25% 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
4099957 Elementary School
4101461 Middle School
Islip High School High School
Pricing History
DatePricePrice ChangeDescription
4/28/2026$1,100,000 Listed Price

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8 Adelphi Street, Islip, NY, 11751 is a Single Family Home for sale at $1,100,000 with 2,448 sqft and a lot size of 0.45. 8 Adelphi Street has 5 bedrooms, 3.1 baths, and was built in 1956. The property's zip code is 11751 which is in Islip, NY