24 William Avenue, Islip, NY 11751

bedrooms 5
bathrooms 3
|House
AUD $1,192,356
USD $829,999
Published on: 17 Sep 2026
Last updated on: 06 Oct 2026
24 William Avenue, Islip, NY 11751
24 William Avenue, Islip, NY 11751
24 William Avenue, Islip, NY 11751
+29
24 William Avenue, Islip, NY 11751
  • 29
Property ID: 110110200559
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Residential, Islip, NY

24 William Avenue, Islip, NY 11751
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!

Property Details

Basic Info

Property Type
House
Listing Status
Active
Land Size
687.97 m2
Building Size
209.78 m2
Year Built
2006
Rooms
5 bedroom(s), 3 bathroom(s)
Architecture Style
Colonial
County
Suffolk County
Parcel ID
0500-319-00-03-00-083-012
Provider
OneKey MLS
Brokerage Office Name
Netter Real Estate
Brokerage Office Phone
(631) 661-5100
Address
24 William Avenue, Islip, NY 11751

Nearby Schools

TypeSchool nameDistrict name
HighIslip High SchoolNot available
Not availableNot availableNot available
ElementaryWing Elementary SchoolNot available
Not availableNot availableNot available
MiddleIslip Middle SchoolNot available
Not availableNot availableNot available
JuniorhighIslip Middle SchoolNot available
Not availableNot availableNot available

Tax History

YearTax amount
2026USD $16435AUD $23,610*

*Converted price in your currency provided by Open Exchange Rates. Exchange rates are subject to continuous change. Neither realestate.com.au nor its affiliates guarantee that the conversion reflects current conversion rates and are not responsible for any inaccuracies. realestate.com.au recommends that you independently verify any information before relying on it.

Contact Agent
Annie L. Bos Greene
Netter Real Estate Inc
404 Montauk Hwy , West Islip, NY 11795
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Annie L. Bos Greene
404 Montauk Hwy , West Islip, NY 11795
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      Property ID: 110110200559

      Original Property ID: 3yd-MLSLINY-1051841
      Data provided by OneKey MLS, MLS #: 1051841
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      Copyright © 2026 OneKey MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.