Welcome to this well-maintained and sun-filled home at 15 Chadwick Road, offering a blend of space, functionality, and flexibility. Located in the heart of Syosset, this home not only showcases strong curb appeal on the outside with its private driveway, stone pavers, and covered porch but also boasts a bright, open layout with hardwood floors on the inside. The unique layout of the house stands out with its two fully functional levels, each of which includes 2 bedrooms, 1 full bathroom, a living room, dining area, kitchen/wet bar. This configuration offers strong potential for a legal accessory apartment with proper permits, making it ideal for multigenerational living. Bedrooms are well-sized and adaptable for a variety of needs, including work-from-home setups, while the bathrooms exhibit clean and fresh finishes. In the finished basement, additional flexible space can easily accommodate your choice of media room, home office, gym and/or recreation area. Outside, a patio and open lawn provide space for outdoor enjoyment and gatherings. Updates include fencing (2023), recessed lighting (2019), 1st floor & basement windows (2020), chimney liner (2026), gas furnace (2019). Energy-efficient, leased solar panels add ease with manageable, transparent costs. Taxes are also in the process of being grieved! Located near shopping, dining, parks, and transportation, 15 Chadwick is your slice of convenience, flexibility, and long-term potential within the Syosset School District.
Single-familyProperty Type
1954Year Built
6,200 sq ftLot Size
$540Price/Sq.Ft.
1 car garageParking
Listing by Christina Lau-Wang• Signature Premier Properties
Est. $6,398 per month, based on comparable rentals
Sale and tax history for 15 Chadwick Rd
Sale History
Tax History
Date
Event
Price
OneKey® MLS as Distributed by MLS Grid #980182
Aug 11, 2026
Sold
$1,350,000
$540/sq ft
Apr 24, 2026
Pending
—
Apr 10, 2026
Listed
$1,188,000
$476/sq ft
Apr 5, 2026
Coming Soon
$1,188,000
$476/sq ft
OneKey® MLS as Distributed by MLS Grid #L3065053
Jan 22, 2019
Sold
$790,000
$316/sq ft
Oct 26, 2018
Pending
—
Sep 14, 2018
Listed
$848,900
$340/sq ft
Tons Of Living Space, Totally Renovated 2004. Currently Permitted As A Mother/Daughter Or Could Be Single Large Home, Both Floors Are Open Layout, Main Kitchen Redone, Quartz Counter Top, Natural For Cooking. Double Pane Windows, High Hats Through Out., Washer And Dryer In Both Living Spaces, New Roof With Life Time Warranty, Vinyl Siding Mid Block Location,, Additional information: Appearance:Amazing,Separate Hotwater Heater:Y
Year
Property tax
Land + Additions
Assessment*
2025
$22,568 (+3.9%)
$330 + $380
$710
2024
$21,729 (+8.4%)
$330 + $380
$710
2023
$20,036 (+14.5%)
$330 + $361
$691
2022
$17,505 (+13.7%)
$330 + $361
$691
2021
$15,394 (+6.4%)
$330 + $361
$691
2020
$14,462 (+53.0%)
$330 + $361
$691
2019
$9,454 (−0.7%)
$308 + $438
$746
2018
$9,520 (+0.5%)
$570 + $154
$724
2017
$9,472 (−5.2%)
$570 + $202
$772
2016
$9,988 (−1.3%)
$570 + $250
$820
2015
$10,115 (+4.4%)
$570 + $390
$960
2014
$9,690 (+4.4%)
$570 + $390
$960
2013
$9,280 (−2.1%)
$712 + $488
$1,200
2012
$9,479 (−14.4%)
$825 + $565
$1,390
2011
$11,068 (−1.7%)
$712 + $488
$1,200
2010
$11,256 (−15.3%)
$825 + $583
$1,408
2009
$13,295
$767 + $845
$1,612
Public record
Beds
—
Baths
3
Stories
2
Lot width
—
Lot depth
—
Lot size
6,200 Sq. Ft.
Year renovated
—
Sq. Ft.
2,498
Year built
1954
Style
Single Family Residential
County
Nassau County
APN
12348 00070
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 17, 2026.
Property details
Parking
Parking Information
Carport YN: No
Parking Features: Driveway, Garage
Garage Information
Garage Spaces: 1
Has Garage
Interior
Virtual Tour Information
Heating & Cooling
Cooling: Central Air
Heating: Baseboard, Natural Gas
Interior Features
Interior Features: First Floor Bedroom,First Floor Full Bath,Breakfast Bar,Cathedral Ceiling(s),Ceiling Fan(s),Crown Molding,Eat-in Kitchen,High Ceilings,In-Law Floorplan,Open Kitchen,Pantry,Quartz/Quartzite Counters,Recessed Lighting,Storage,Walk Through Kitchen,Washer/Dryer Hookup
Door Features: Storm Door(s)
Window Features: Bay Window(s), Casement, Screens
Laundry Features: In Basement, Laundry Room
Appliances: Convection Oven, Cooktop, Dishwasher, Dryer, Electric Cooktop, Electric Oven, Electric Range, Gas Cooktop, Gas Oven, Gas Range, Refrigerator, Stainless Steel Appliance(s), Washer, Gas Water Heater
Flooring: Combination, Hardwood, Tile, Vinyl
Levels: Three Or More
Patio And Porch Features: Covered, Patio, Porch
Room Information
Basement YN: Yes
Attic: Partial
Rooms Total: 10
Basement: Finished, Full, See Remarks, Storage Space
Additional Rooms: Media Room
Bathroom Information
Bathrooms Full: 3
Exterior
Exterior Features
Exterior Features: Mailbox, Rain Gutters
Construction Materials: Vinyl Siding
Fencing: Vinyl
Other Structures: Shed(s)
Waterfront YN: No
Lot Information
Additional Parcels YN: No
Lot Features: Back Yard, Front Yard, Landscaped, Level
Property Information
Living Area (Sq. Ft.): 2498.00
Building Area Total (Sq. Ft.): 2498.00
Property Sub Type: Single Family Residence
Property Condition: Updated/Remodeled
Financial
Tax Information
Tax Year: 2024
Tax Source: Municipality
Tax Section: 12
Tax Annual Amount: $21,728.58
Financial Information
Buyer Financing: Other
Utilities
Utility Information
Electric Company: PSEG
Sewer: Public Sewer
Utilities: Electricity Available, Natural Gas Available, Sewer Available, Trash Collection Public, Water Available
Location
School Information
Elementary School: Baylis Elementary School
Elementary School District: Syosset
Middle Or Junior School: H B Thompson Middle School
Middle Or Junior School District: Syosset
High School: Syosset Senior High School
High School District: Syosset
Location Information
Directions: Head south on S. Oyster Bay Road, Left on Parkway Drive, Left on Wood Court, Right on Cambria Rd, Left on Chadwick Rd
County Or Parish: Nassau County
Public facts
Beds: —
Baths: 3.0
Sq. Ft.: 2,498
Stories: 2.0
Lot Size: 6,200 square feet
Style: Single Family Residential
Year Built: 1954
Year Renovated: —
County: Nassau County
APN: 12348 00070
Home facts updated by county records on Aug 17, 2026
Around this home
Schools
Baylis Elementary School
Public K-5 • Assigned • 0.4mi
7/10
H B Thompson Middle School
Public 6-8 • Assigned • 1.0mi
8/10
Syosset Senior High School
Public 9-12 • Assigned • 2.7mi
10/10
Provided by GreatSchools
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
5/10 Heat Factor
7 days above 98° expected this year, 16 days in 30 years
6/10 Wind Factor
68% chance of strong winds in next 30 years
4/10 Air Factor
5 unhealthy days expected this year, 7 days in 30 years
Provided by First Street
Historical weather
Syosset, NY • 11791
Average low and high temperatures (°F)
35
23
38
24
53
35
61
44
69
53
80
63
86
70
80
62
74
60
66
49
55
39
41
27
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
89/ 100
Very good sunlight
Sunscore
There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
9 hrs
5.5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.33M – $1.61M
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