$829,999
 $4,456 est/mo Sourced by Back At You

24 William Avenue,Islip, NY 11751

Islip, NY 11751

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Description

Welcome to this beautiful, move-in-ready 5-bedroom, 2 1/2 bath Colonial, quietly tucked away on a dead-end street in the Islip School District. With thoughtful updates, generous living space, and exceptional amenities, this home offers room for everyone and plenty of flexibility. The second floor features four bedrooms, including a spacious primary suite with a private en-suite bath, Jacuzzi tub, and glass-enclosed walk-in shower. A versatile fifth bedroom on the main level can serve as a first-floor primary, home office, playroom, or guest space. The large eat-in kitchen features a breakfast bar and opens into an expansive adjoining room with a beautiful gas fireplace, currently being used as the dining area. Sliding doors lead directly to the spectacular backyard, making entertaining effortless. Step outside to your own private oasis - professionally landscaped and fully fenced, with a stunning built-in outdoor kitchen featuring a grill, refrigerator, sink, and lift TV cabinet. It's the perfect setting for summer entertaining! Additional highlights include a full finished basement with outside entrance, utilities and abundant storage, upstairs laundry, pull-down attic storage, two-zone heating, central air, natural gas, 200-amp electric, in-ground sprinklers, whole-house intercom, alarm system, ceiling fans in all bedrooms, and outdoor speakers. The 1 1/2 car detached garage includes an intercom and EV charger. Enjoy a small covered balcony off one of the upstairs bedrooms - a charming spot to step outside and relax. Ideally located near schools, parks, beaches, shopping, the LIRR, and major highways, this exceptional home combines privacy and convenience. Come experience this special home - the space, the privacy, and the incredible outdoor living are waiting for you!

Details

MLS #1051841
Listing TypeFor Sale
StyleHouse
Sub-TypeResale
StatusPending
Year2006
Days On Site30
Listing Provided ByNetter Real Estate Inc | Annie L. Bos Greene

Features

Bed(s)5
Bath(s) 3 Total
SQ Feet2,258
Garage1
BasementY
Acreage0.17
Property ViewNeighborhood

Interior

CoolingCentral Air
HeatingHot Air, Natural Gas
Interior FeaturesFirst Floor Bedroom, Breakfast Bar, Ceiling Fan(s), Central Vacuum, Eat-in Kitchen, Entrance Foyer, Granite Counters, Kitchen Island, Open Floorplan, Open Kitchen, Pantry, Primary Bathroom, Master Downstairs, Soaking Tub, Sound System, Speakers, Storage, Walk Through Kitchen, Washer/Dryer Hookup
Window FeaturesDouble Pane Windows
AppliancesDishwasher, Disposal, Exhaust Fan, Freezer, Gas Cooktop, Gas Oven, Microwave, Refrigerator, Stainless Steel Appliance(s), Trash Compactor, Gas Water Heater

Exterior

Exterior FeaturesBalcony, Garden, Gas Grill, Mailbox, Speakers
Security FeaturesFire Alarm, Security System, Smoke Detector(s)
Construction MaterialsBrick, Vinyl Siding
Foundation DetailsConcrete Perimeter
Lot FeaturesBack Yard, Front Yard, Garden, Landscaped, Near Public Transit, Near School, Near Shops, Part Wooded, Private, Secluded, Sprinklers In Front, Sprinklers In Rear
FencingBack Yard, Fenced, Vinyl

Parking

Garage Yes / NoYes
Parking FeaturesDriveway, Electric Vehicle Charging Station(s), Garage, Garage Door Opener, On Street

Utilities

UtilitiesElectricity Available, Sewer Connected, Trash Collection Public, Water Connected
SewerPublic Sewer

Taxes

Tax Year2026
Tax Assessed Value46000
Tax Annual Amount16435.46
Tax Lot83012

Area Information

StateNY
CountySuffolk County
CityIslip
Zip Code11751
School DistrictIslip High School
Elementary SchoolWing Elementary School
High SchoolIslip High School
Listing VS Median (in 11751)
Price:
$829,999
low | high
Med:
$577,000
80.481843954029% of Average
sqft:
2,258
low | high
Med:
1,358
89.880425155004% of Average
$ / sqft:
$368
low | high
Med:
$431
32.679462918019% of Average
On site:
30
low | high
Med:
252.5
11.881188118812% of Average
Sourced by Back At You

Market Activity 11751

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Learn More About This Property

StateNY
CountySuffolk County
CityIslip
Zip Code11751
School DistrictIslip High School
Elementary SchoolWing Elementary School
High SchoolIslip High School
Listing VS Median (in 11751)
Price:
$829,999
low | high
Med:
$577,000
80.481843954029% of Average
sqft:
2,258
low | high
Med:
1,358
89.880425155004% of Average
$ / sqft:
$368
low | high
Med:
$431
32.679462918019% of Average
On site:
30
low | high
Med:
252.5
11.881188118812% of Average
Sourced by Back At You
Nearby Listings (Within 1/4 mile)
Price: $622K - $1.37M
sqft: 1,500 - 2,500
Nearby Listings Property ImageNearby Listings Details
21 James Street Property Photo 1
$699,999
21 James Street
Islip, NY 11751
Listing Updated: October 12, 2026 at 1:13:10 PM PDT