About This Home

This 5-bedroom, 3-bathroom single family at 24 William Avenue in Islip, NY is listed for $829,999 ($368 per sqft). Built in 2006, the home offers 2,258 sqft of living space on a 0.17 acres lot.

Key Features

  • Built in 2006
  • 0.17 acre lot
  • Fireplace

Property Details

2 full, 1 half
2006

Amenities

EV ChargerFireplaceHardwoodA/C
Listing 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, upst

airs 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!

Monthly Cost Estimate

$4,439/mo

20% down · 6.5% · 30 years

Principal$600
Interest$3,597
Insurance$242

Estimates only. Actual payments may vary.

Location

24 William Avenue

Islip, NY 11751

Features & Amenities

Interior Features

First Floor BedroomBreakfast BarCeiling Fan(s)Central VacuumEat-in KitchenEntrance FoyerGranite CountersKitchen IslandOpen FloorplanOpen KitchenPantryPrimary BathroomMaster DownstairsSoaking TubSound SystemSpeakersStorageWalk Through KitchenWasher/Dryer Hookup

Exterior Features

BalconyGardenGas GrillMailboxSpeakers

Property Details

Flooring

HardwoodLaminateTile - Ceramic

Construction

Brick Vinyl Siding

Outdoor Features

Deck

Parking

On StreetDrivewayOpenGarage

Heating

Natural Gas

Cooling

Central Air

Appliances

DishwasherDisposalExhaust FanFreezerGas CooktopGas OvenMicrowaveRefrigeratorStainless Steel Appliance(s)Trash CompactorGas Water Heater

Questions & Answers

This 5-bedroom, 3-bathroom single family at 24 William Avenue is listed at $829,999 ($368/sqft). The estimated monthly payment is $4,439 based on 20% down, a 30-year loan at 6.5% interest, estimated insurance.

Key features include: Built in 2006, 0.17 acre lot, Fireplace. Interior Features: First Floor Bedroom, Breakfast Bar, Ceiling Fan(s). Exterior Features: Balcony, Garden, Gas Grill.

This property is listed by Annie L. Bos Greene and can be reached at 6313742931.

AG

Annie L. Bos Greene

Agent at Netter Real Estate

(631) 374-2931
Agent website

Listed by Netter Real Estate · Broker phone: (631) 661-5100 · View on Broker Site · Broker website

MLS# 1051841· Source: OneKey MLS· 10 days on PropertySimple

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.

24 William Avenue, Islip, NY 11751

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