Nassau County  »  11791  »  Split Rock Rd  »  421 Split Rock Rd

421 Split Rock Road, Syosset, NY 11791 - Property report

Also known as: 421 Split Rock Rd

Property image for 421 Split Rock Road, Syosset, NY 11791
static Mapbox map

Property type

Multiple Residences (280.01)

Year built

1937

Acreage

2.03

Sale price

$1,450,000

General information

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Address
Primary address
421 Split Rock Road
ZIP code
11791
County
Nassau
Town/City
Oyster Bay
Village (SWIS code)
None (unincorporated town)
Parcel ID
25-58-109

Owner

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Sales
Sale date
06/03/2022
Sale price
$1,450,000
Arm's length
Tax
Tax year
2026
Current property tax
$43,787
Tax class
Zoning & Use
Zoning
R1-2A
Building
Property type
Multiple Residences (280.01)
Building sq. ft.
3,133
Buildings on lot
2
Stories
2
Year built
1937
Rooms
12
Bathrooms
3
Half bathrooms
1
Exterior wall
Frame
Building style
Colonial
Basement
Full
Attic
Partial
Fireplaces
2
Heating type
Central
Heating system
Steam and vapor
Lot
Acreage
2.03
Topography
Level
Land
Primary site

Area overview

Walk score
4 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
24 /100.  Somewhat Bikeable
School district
3012

View more such as transportation, nearby schools and risk designations.

Ownership

Ownership information for 421 Split Rock Road, Syosset, NY

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 421 Split Rock Road, Syosset, NY 11791

Sale date Sale price Buyer name Seller name
06/03/2022 $1,450,000 XXX XXXXXXX XXXXXXXXX XXX X
05/25/2001 $1,190,000 XXXXXXXXX XXX X XXXXXX XXXX
06/26/2000 $920,000 XXXXXXX XXXX & XXXXXXXX XXXXX XXXXXX XXXX

*Most recent sales on record for this property.

More about Nassau County property records.

Title documents

Date Type Amount Party 1 Party 2
06/15/2022 - R
06/03/2022 - D		 Deed XXXXXXXXX XXX X XXX XXXXXXX
06/15/2022 - R
06/03/2022 - D		 Mortgage
(Fixed rate)		 XXX XXXXXXX XXXX XXXX XXXX
06/25/2001 - R
05/25/2001 - D		 Deed XXXXXX XXXX XXXXXXXXX XXX X
07/07/2000 - R
06/26/2000 - D		 Deed XXXXX XXXXXX XXXX XXXXXXX XXXX & XXXXXXXX
06/30/1999 - R
06/21/1999 - D		 Deed

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 421 Split Rock Road, Syosset, NY

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2026
Property tax
$43,787
Current school tax
Recent tax assessments
Market value
$1,386,000
Assessed value
$1,386
Transitional assessed value

More about Nassau County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Market value Assessed value Tax rate Property tax Y-o-Y change
2026 $1,386,000 $1,386 3159.268 $43,787 -0.14%
2025 $1,440,000 $1,440 3045.031 $43,848 -9.97%
2024 $1,503,268 $1,503 3240.406 $48,703 -3.75%
2023 $1,503,000 $1,503 3366.645 $50,601 +601.83%
2022 $1,503,000 $1,503 479.697 $7,210 -7.54%
2021 $1,476,000 $1,476 528.325 $7,798 -85.83%
2020 $1,218,400 $3,046 1806.755 $55,034 +6.05%
2019 $1,218,400 $3,046 1703.634 $51,893 +4.54%
2018 $1,218,400 $3,046 1629.607 $49,638 +5.86%
2017 $1,218,400 $3,046 1539.34 $46,888 +5.86%
Permits

Permit information for 421 Split Rock Road, Syosset, NY

No recently recorded permits for this property.

Neighborhood

Risk

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FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map
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Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Berry Hill Elementary School 8 Public K-5 450 1.22
East Woods School NR Private PK, K-8 226 1.29
East Woods School NR Private PK, K-8 226 1.29
Vernon School 6 Public 3-6 434 1.32
St Edward Confessor School NR Private PK-8 265 1.60
St Edward Confessor School NR Private PK-8 265 1.60
Village Elementary School 9 Public K-5 415 1.61
The Center For Developmental Disabilities NR Private 105 1.90
P.S. 256 NR Public PK, K-12 500 1.92
P.S. 256 NR Public PK, K-12 500 1.92
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Harmony Heights School NR Private 8-12 0 1.00
Harmony Heights School NR Private 8-12 74 1.00
East Woods School NR Private PK, K-8 226 1.29
St Edward Confessor School NR Private PK-8 265 1.60
South Woods Middle School 8 Public 6-8 746 1.63
The Center For Developmental Disabilities NR Private 105 1.90
P.S. 256 NR Public PK, K-12 500 1.92
OYSTER BAY MIDDLE SCHOOL 5 Public 7-8 217 2.20
H B Thompson Middle School 9 Public 6-8 997 2.75
Jericho Middle School 9 Public 6-8 810 3.15
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Harmony Heights School NR Private 8-12 0 1.00
Harmony Heights School NR Private 8-12 74 1.00
Syosset Senior High School 10 Public 9-12 2,266 1.84
The Center For Developmental Disabilities NR Private 105 1.90
P.S. 256 NR Public PK, K-12 500 1.92
St Dominic High School NR Private PK-12 603 2.03
Our Lady Of Mercy Academy NR Private 9-12 359 2.04
Oyster Bay High School 7 Public 9-12 415 2.20
Jericho Senior High School 10 Public 9-12 1,258 3.15
Cold Spring Harbor High School 10 Public 7-12 739 3.63

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 421 Split Rock Road, Syosset, NY

515 Split Rock Rd, Syosset 345 Split Rock Rd, Syosset 367 Split Rock Rd, Syosset 531 Split Rock Rd, Syosset 91 Balsar CT, Syosset 65 Belvedere Dr, Syosset 86 A Muttontown Rd, Syosset 359 Split Rock Rd, Syosset 427 Split Rock Rd, Syosset 535 Split Rock Rd, Syosset 88 A Muttontown Rd, Syosset 527 Split Rock Rd, Syosset 90 Muttontown Rd, Syosset 431 Split Rock Rd, Syosset 345 A Split Rock Rd, Syosset 529 Split Rock Rd, Syosset 96 Eastwoods Rd, Syosset 88 E Woods Rd, Syosset 525 Split Rock Rd, Syosset 55 Belvedere Dr, Syosset

Nearby ZIP codes for 421 Split Rock Road, Syosset, NY

11545, Nassau County, NY 11548, Nassau County, NY 11554, Nassau County, NY 11560, Nassau County, NY 11568, Nassau County, NY 11590, Nassau County, NY 11709, Nassau County, NY 11714, Nassau County, NY 11724, Suffolk County, NY 11732, Nassau County, NY 11743, Suffolk County, NY 11747, Suffolk County, NY 11753, Nassau County, NY 11756, Nassau County, NY 11765, Nassau County, NY 11797, Nassau County, NY 11801, Nassau County, NY 11804, Nassau County, NY

Frequently asked questions

What is the year built for 421 Split Rock Road, Syosset, NY 11791?

The development at 421 Split Rock Road, Syosset, NY 11791 was built in 1937.

What is the total square footage of 421 Split Rock Road, Syosset, NY 11791?

421 Split Rock Road, Syosset, NY 11791 has a total of 3,133 square feet.

When was 421 Split Rock Road, Syosset, NY 11791 last sold and what was the sale price?

421 Split Rock Road, Syosset, NY 11791 was last sold on 06/03/2022 for $1,450,000.

What is the assessed value of 421 Split Rock Road, Syosset, NY 11791?

421 Split Rock Road, Syosset, NY 11791 is currently assessed at $1,386.

What are the property taxes for 421 Split Rock Road, Syosset, NY 11791?

The property taxes for 421 Split Rock Road, Syosset, NY 11791 total $43,787.

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