Nassau County  »  11791  »  Underhill Ave  »  24 Underhill Ave

24 Underhill Avenue, Syosset, NY 11791 - Property report

Also known as: 24 Underhill Ave

Property image for 24 Underhill Avenue, Syosset, NY 11791
static Mapbox map

Property type

One Family Year - Round Residence (210.01)

Year built

1954

Acreage

0.154

General information

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Access up-to-date information from property owner names to sales history, deeds, tax info, mortgages, development data, planimetric maps and more.

Address
Primary address
24 Underhill Avenue
ZIP code
11791
County
Nassau
Town/City
Oyster Bay
Village (SWIS code)
None (unincorporated town)
Parcel ID
15-65-12

Owner

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Tax
Tax year
2026
Current property tax
$18,861
Tax class
Zoning & Use
Zoning
R1-7
Building
Property type
One Family Year - Round Residence (210.01)
Building sq. ft.
1,883
Buildings on lot
1
Stories
1
Year built
1954
Rooms
7
Bathrooms
2
Exterior wall
Alum/Vinyl
Building style
Cape
Basement
Full
Attic
Full
Heating type
Central
Heating system
Hot water
Lot
Acreage
0.154
Topography
Level
Land
Primary site

Area overview

Walk score
69 /100.  Somewhat Walkable
Transit score
0 /100.  Minimal Transit
Bike score
49 /100.  Somewhat Bikeable
School district
3014

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

Ownership

Ownership information for 24 Underhill Avenue, Syosset, NY

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

Sales history for 24 Underhill Avenue, Syosset, NY 11791

No recently recorded sales for this property.

More about Nassau County property records.

Title documents

Date Type Amount Party 1 Party 2
10/04/2023 - R Other
(Mortgage satisfaction)		 XXXXX XXXXXXX X XXXXXX XXXXXXXX XXXXX XXXX XXXXXXXX XXXX

*Most recent recorded document on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 24 Underhill Avenue, 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
$18,861
Current school tax
Recent tax assessments
Market value
$580,000
Assessed value
$580
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 $580,000 $580 3251.91 $18,861 +5.57%
2025 $569,000 $569 3139.97 $17,866 -9.92%
2024 $613,000 $590 3361.673 $19,834 -7.40%
2023 $613,000 $613 3493.926 $21,418 -8.54%
2022 $613,000 $613 3820.056 $23,417 -10.80%
2021 $611,000 $611 4296.58 $26,252 +97.07%
2020 $283,200 $708 1881.494 $13,321 -0.62%
2019 $303,600 $759 1766.064 $13,404 -0.70%
2018 $323,600 $809 1668.546 $13,499 -0.70%
2017 $344,000 $860 1580.606 $13,593 -0.10%
Permits

Permit information for 24 Underhill Avenue, 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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Access the detailed traffic volume map for 24 Underhill Avenue, Syosset, NY 11791 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Willits Elementary School 9 Public K-5 305 0.43
South Grove Elementary School 9 Public K-5 416 0.55
St Edward Confessor School NR Private PK-8 265 0.85
St Edward Confessor School NR Private PK-8 265 0.85
Village Elementary School 9 Public K-5 415 1.01
Baylis Elementary School 9 Public K-5 405 1.04
Robbins Lane Elementary School 9 Public K-5 500 1.23
P.S. 256 NR Public PK, K-12 500 1.29
P.S. 256 NR Public PK, K-12 500 1.29
Judy Jacobs Parkway Elementary School 8 Public K-4 392 1.47
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
H B Thompson Middle School 9 Public 6-8 997 0.54
St Edward Confessor School NR Private PK-8 265 0.85
Fusion Academy Woodbury Ny NR Private 6-12 75 1.04
P.S. 256 NR Public PK, K-12 500 1.29
South Woods Middle School 8 Public 6-8 746 1.88
The Center For Developmental Disabilities NR Private 105 2.09
Plainview Old Bethpage Middle School 8 Public 5-8 889 2.09
Our Lady Of Mercy School NR Private PK-8 195 2.20
Jericho Middle School 9 Public 6-8 810 2.22
Good Shepherd Lutheran School NR Private 0 2.25
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Fusion Academy Woodbury Ny NR Private 6-12 75 1.04
P.S. 256 NR Public PK, K-12 500 1.29
Our Lady Of Mercy Academy NR Private 9-12 359 1.48
Syosset Senior High School 10 Public 9-12 2,266 1.86
The Center For Developmental Disabilities NR Private 105 2.09
Jericho Senior High School 10 Public 9-12 1,258 2.22
Good Shepherd Lutheran School NR Private 0 2.25
Long Island Lutheran Middle & High School NR Private 6-12 439 2.65
Plainview Old Bethpage JFK High School 10 Public 9-12 1,649 2.81

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

Neighbors for 24 Underhill Avenue, Syosset, NY

6 Jarvis Ave, Syosset 10 Jarvis Ave, Syosset 14 Underhill Ave, Syosset 10 Underhill Ave, Syosset 2 Jarvis Ave, Syosset 12 Underhill Ave, Syosset 6 Underhill Ave, Syosset 16 Underhill Ave, Syosset 8 Underhill Ave, Syosset 26 Underhill Ave, Syosset 1 Underhill Ave, Syosset 8 Jarvis Ave, Syosset 12 Jarvis Ave, Syosset 22 Underhill Ave, Syosset 18 Underhill Ave, Syosset 28 Underhill Ave, Syosset 30 Underhill Ave, Syosset 14 Jarvis Ave, Syosset 20 Underhill Ave, Syosset 4 Underhill Ave, Syosset

Nearby ZIP codes for 24 Underhill Avenue, 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 24 Underhill Avenue, Syosset, NY 11791?

The development at 24 Underhill Avenue, Syosset, NY 11791 was built in 1954.

What is the total square footage of 24 Underhill Avenue, Syosset, NY 11791?

24 Underhill Avenue, Syosset, NY 11791 has a total of 1,883 square feet.

What is the assessed value of 24 Underhill Avenue, Syosset, NY 11791?

24 Underhill Avenue, Syosset, NY 11791 is currently assessed at $580.

What are the property taxes for 24 Underhill Avenue, Syosset, NY 11791?

The property taxes for 24 Underhill Avenue, Syosset, NY 11791 total $18,861.

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