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$829,999 Sale Pending
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Property 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!
Full Property Details
Full Property Details for 24 William Ave
General
- Price: $829,999
- Taxes: $16,435
- Status: Pending
- Type: Single Family
- Source: Long_Island
- MLS ID: 1051841
- Updated: 10/12/2026
- Added to Site: 26 day(s) ago
Interior
- Number of Rooms: 8
- Interior Features: First 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
- Fireplace: Yes
- Number of Fireplaces: 1
- Fireplace(s): Gas
- Appliances: Dishwasher, Disposal, Exhaust Fan, Freezer, Gas Cooktop, Gas Oven, Microwave, Refrigerator, Stainless Steel Appliance(s), Trash Compactor, Gas Water Heater
- Laundry Facilities: Yes
- Flooring: Ceramic Tile, Hardwood, Laminate
Rooms
Bathrooms
- Total Bathrooms: 3
- Full Bathrooms: 2
- Half Bathrooms: 1
Bedrooms
- Total Bedrooms: 5
Other Rooms
- Laundry: Gas Dryer Hookup, Laundry Room, Other
Additional Information
- Security/Safety: Fire Alarm, Security System, Smoke Detector(s)
Exterior
- Exterior Features: Balcony, Garden, Gas Grill, Mailbox, Speakers
- Porch/Patio/Deck: Covered, Deck
Parking
- Garage: Yes
- Garage Spaces: 1
- Parking Features: Driveway, Electric Vehicle Charging Station(s), Garage, Garage Door Opener, On Street
Location
- County: Suffolk County
- Cross Streets: Spruce
- Driving Directions: Main Street to RT 111 Islip Ave North, Left on Spruce, Left on William to number 24.
- Direction Faces: East
School Information
- High School District: Islip
- Elementary School: Wing Elementary School
- Middle School: Islip Middle School
- High School: Islip High School
Heating & Cooling
- Central air: Yes
- Cooling Type: Central Air
- Heating Type: Hot Air, Natural Gas
- Heating Zones: 2
Utilities
- Sewer: Public Sewer
- Water: Public
- Utility Description: Electricity Available, Sewer Connected, Trash Collection Public, Water Connected
Structural Information
- Architectural Style: Colonial
- Detached/Attached: Detached
- Construction: Brick, Vinyl Siding
- Basement: Yes
- Basement Desc.: Full Basement, Walk-Out Access
- Windows: Double Pane Windows
- Building Size: 2665
- Square Feet: 2,665
- Sq. Ft. Source: Public Records
- Year Built: 2006
Additional Structures
- Other Structures: Garage(s), Gazebo, Outdoor Kitchen, Shed(s)
Lot Features
- Property View: Neighborhood
- Lot Size (Acres): 0.17
- Lot Size (Sq. Ft.): 7,405
- Fence: Yes
- Lot Features: Back Yard, Front Yard, Garden, Landscaped, Near Public Transit, Near School, Near Shops, Part Wooded, Private, Secluded, Sprinklers In Front, Sprinklers In Rear
- Fencing (Description): Back Yard, Fenced, Vinyl
Financial Considerations
- Tax Amount: $16,435.46
Disclosures and Reports
- Special Conditions: None
- Exclusions: Washer, Refrigerator, and Generator
- Property ID: 0500-319-00-03-00-083-012
- Block: 300
- Lot Number: 83012
Listed by Netter Real Estate Inc
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Schools
Schools serving 24 William Ave
School District:Islip Union Free School District
| Name | Grades | Distance |
|---|---|---|
Wing Elementary School 1 Winganhauppauge Road, Islip, NY 11751 | K-1 | 0.2 mi |
Commack Road Elementary School 300 Commack Road, Islip, NY 11751 | 2-5 | 0.7 mi |
Islip Middle School 211 Main Street, Islip, NY 11751 | 7-8 | 0.9 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 24 William Ave
Date
Details
Price
Change
Source
9/16/2026
Listed
$829,999
107.54%
MLS
10/19/2016
Sold
$399,930
—
Public Record
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 24 William Ave
Year
Property Taxes
Change
Tax Assessment
Change
2024
$15,065
100%
$46,000
—
2020
100%
$46,000
—
2022
-100%
$46,000
—
2016
$13,238
-7%
$46,000
—
2020
$14,221
3%
$46,000
—
2018
$13,785
1%
$46,000
—
2017
$13,676
10%
$46,000
—
2016
$12,422
—
$46,000
—
2015
$12,443
2%
$46,000
—
2015
$12,250
3%
$46,000
—
2014
$11,949
4%
$46,000
—
2013
$11,503
—
$46,000
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 24 William Ave
24 William Avenue, Islip, NY 11751 (MLS# 1051841) is a Single Family property with 5 bedrooms, 2 full bathrooms and 1 partial bathroom. 24 William Avenue is currently listed for $829,999 and was received on September 16, 2026. Want to learn more about 24 William Avenue? Do you have questions about finding other Single Family real estate for sale in Islip? You can browse all Islip real estate or contact a Coldwell Banker agent to request more information.
