This home's estimate is 3.4% lower than the average sale price ($3.24M) of 6 comparable homes.
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- Sale & tax history
- Property details
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- Climate
427 Split Rock Rd, Syosset, NY 11791
About this home
Custom Built In 2000 This Spectacular Colonial Is Set On Two Private Acres In A Quiet Location. Two Story Entry, Large Entertaining Rooms, Palatial Custom Kitchen With Attached Family Room With Fireplace. Finished Basement With Summer Kitchen And Ose Great For Use As A Cabana. Eight Zone Gas Heat & Cooking, Four Zone Cac, Cvac, Igs, Gunite In Ground Pool. Too Much To List, Additional information: Appearance:Diamond,Separate Hotwater Heater:Yes
Redfin Estimate
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Market trends in 11791, NY
Last updated July 2026
Buyer's Market
Seller's Market
Seller's market
- OPEN SUN, 11:30AM TO 2PM$2,099,0005 beds3.5 baths4,023 sq ft70 Juniper Ln, Muttontown, NY 11791Listing by Compass Greater NY LLC
- 3D WALKTHROUGH$1,499,8884 beds2.5 baths2,736 sq ft47 Syosset Cir, Syosset, NY 11791Listing by Corcoran SRG Residential
- OPEN SAT, 2PM TO 3:30PM
- $1,100,0003 beds2.5 baths1,658 sq ft12 Leonard Rd, Syosset, NY 11791Listing by HomeSmart Premier Living Rlty
- OPEN SAT, 12PM TO 1:30PM
See all
Provided by Redfin
Sale history for 427 Split Rock Rd
$369/sq ft
$369/sq ft
$383/sq ft
$383/sq ft
$383/sq ft
$398/sq ft
$378/sq ft
$402/sq ft
$402/sq ft
$402/sq ft
$383/sq ft
$412/sq ft
** Price available after signing in.
Tax history for 427 Split Rock Rd
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Property details
Parking
- Parking Information
- Parking Features: Attached, Private
Interior
- Virtual Tour Information
- Fireplace Information
- Fireplaces Total: 1
- Heating & Cooling
- Cooling: Central Air
- Heating: Forced Air, Natural Gas
- Interior Features
- Interior Features: Eat-in Kitchen,Formal Dining
- Appliances: Dishwasher, Dryer, Refrigerator, Washer
- Flooring: Hardwood
- Room Information
- Basement YN: No
- Attic: See Remarks
- Rooms Total: 11
- Basement: Finished, Full
- Additional Rooms: Home Office,Library/Den
- Bathroom Information
- Bathrooms Full: 5
- Bathrooms Half: 1
Exterior
- Exterior Features
- Construction Materials: Frame
- Pool Information
- Has Private Pool
- Pool Features: In Ground
- Lot Information
- Additional Parcels YN: No
- Lot Features: Cul-De-Sac, Sprinklers In Front, Sprinklers In Rear
- Property Information
- Property Sub Type: Single Family Residence
Financial
- Tax Information
- Tax Section: 25
- Tax Annual Amount: $46,308.47
- Financial Information
- Buyer Financing: Conventional
Utilities
- Utility Information
- Utilities: Sewer Available
Location
- School Information
- School District Number: 2
- High School District: Syosset
- Location Information
- Hamlet: Syosset
- Directions: Split Rock Rd To 427 Split Rock Rd- Private Lane- House On Left
- County Or Parish: Nassau County
Public facts
- Beds: —
- Baths: 5.5
- Sq. Ft.: 5,217
- Stories: 2.0
- Lot Size: 2 acres
- Style: Single Family Residential
- Year Built: 2000
- Year Renovated: —
- County: Nassau County
- APN: 25058 01100
Around this home
Schools
Public K-5 • Assigned • 1.3mi
Public 6-8 • Assigned • 1.7mi
Public 9-12 • Assigned • 1.8mi
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
Minimal risk of a flood reaching the building in the next 30 years
Unlikely to be in a wildfire in next 30 years
7 days above 97° expected this year, 15 days in 30 years
77% chance of strong winds in next 30 years
5 unhealthy days expected this year, 7 days in 30 years
Sun exposure
In this area, properties receive around 8.7 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.
Nearby similar homes
New listings for sale in 11791
Home values near 427 Split Rock Rd
| Address | Redfin Estimate |
|---|---|
5 Beds | 5.5 Baths | - Sq. Ft. | $2,200,383 |
- Beds | 4 Baths | 4143 Sq. Ft. | $2,007,291 |
| Address | Redfin Estimate |
|---|---|
- Beds | 5.5 Baths | 4559 Sq. Ft. | $3,557,409 |
6 Beds | 6.5 Baths | 6202 Sq. Ft. | $3,370,022 |
| Address | Redfin Estimate |
|---|---|
- Beds | 3.5 Baths | 2734 Sq. Ft. | $1,696,894 |
- Beds | 2 Baths | 2880 Sq. Ft. | $1,770,108 |
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