Suffolk County  »  11751  »  Grant Ave  »  15 Grant Ave

15 Grant Avenue, Islip, NY 11751 - Property report

Also known as: 15 Grant Ave

Property image for 15 Grant Avenue, Islip, NY 11751
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Property type

Parking Lot (438)

Acreage

0.76

General information

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Address
Primary address
15 Grant Avenue
ZIP code
11751
County
Suffolk
Village (SWIS code)
472889
Parcel ID
370-2-45.4

Owner

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Tax
Tax year
2025-2026
Zoning & Use
Zoning
Commercial (BD)
Building
Property type
Parking Lot (438)
Lot
Acreage
0.76

Area overview

Walk score
81 /100.  Very Walkable
Transit score
0 /100.  Minimal Transit
Bike score
53 /100.  Bikeable
School district
472802

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

Ownership information for 15 Grant Avenue, Islip, NY

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

Sales history for 15 Grant Avenue, Islip, NY 11751

No recently recorded sales for this property.

More about Suffolk County property records.

Title documents

No recently recorded documents for this property.

Property taxes for 15 Grant Avenue, Islip, NY

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

Current property tax
Tax year
2025-2026
Base tax
$21,343
Recent tax assessments
Market value
$646,408
Assessed value
$45,895
Exemptions

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
2025-2026 $646,408 $45,895 46.503 $21,343 +13.98%
2024-2025 $646,408 $45,895 40.799 $18,725 -1.35%
2023-2024 $630,426 $45,895 41.357 $18,981 -2.03%
2022-2023 $554,288 $45,895 42.213 $19,374 +4.32%
2021-2022 $494,558 $45,895 40.466 $18,572 -0.71%
2020-2021 $473,144 $45,895 40.757 $18,705 +6.26%
2019-2020 $404,361 $45,895 38.357 $17,604 +1.51%
2018-2019 $404,361 $45,895 37.788 $17,343 +2.28%
2017-2018 $378,672 $45,895 36.947 $16,957 -0.14%
2016-2017 $361,378 $45,895 36.998 $16,980 +6.00%

Permit information for 15 Grant Avenue, Islip, NY

No recently recorded permits for this property.

Risk

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FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map

Access the detailed traffic volume map for 15 Grant Avenue, Islip, NY 11751 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)
Maud S Sherwood Elementary School 6 Public 2-5 335 0.76
Wing Elementary School NR Public K-1 379 0.80
St Mary School NR Private PK-8 413 0.92
St Mary School NR Private PK-8 413 0.92
Commack Road Elementary School 3 Public 2-5 397 1.12
John F Kennedy Elementary School 5 Public 3-5 450 1.44
St Patrick School NR Private PK-8 534 1.50
St Patrick School NR Private PK-8 534 1.50
Woodhull School NR Public PK, K-6 34 1.64
Woodhull School NR Public PK, K-6 34 1.64
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Islip Middle School 4 Public 6-8 641 0.49
St Mary School NR Private PK-8 413 0.92
St Patrick School NR Private PK-8 534 1.50
East Islip Middle School 6 Public 6-8 804 2.14
Bay Shore Middle School 5 Public 6-8 1,298 2.16
South Middle School 3 Public 6-8 1,033 3.22
MDQ Academy NR Private PK-12 412 3.37
St Peters By The Sea Episcopal Day School NR Private PK, K-8 176 3.58
East Middle School 4 Public 6-8 1,159 3.78
Our Lady Of Providence Regional School NR Private PK-8 251 4.03
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Islip High School 9 Public 9-12 892 0.47
Bay Shore Senior High School 5 Public 9-12 1,910 2.12
East Islip High School 8 Public 9-12 1,145 2.19
MDQ Academy NR Private PK-12 412 3.37
Brentwood High School 3 Public 9-12 4,641 3.72
Connetquot Alternative Preschool At Premm NR Public 0 4.61
Central Islip Senior High School 3 Public 9-12 2,576 4.74
St John The Baptist Diocesan High School NR Private 9-12 1,335 4.75
Freshman Center NR Public 9 1,247 4.76
West Islip Senior High School 9 Public 9-12 1,262 5.03

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

Frequently asked questions

What is the market value of 15 Grant Avenue, Islip, NY 11751?

The current market value of 15 Grant Avenue, Islip, NY 11751 is $646,408.

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