Suffolk County  »  11795  »  1st St  »  21 1st St

21 1st Street, West Islip, NY 11795 - Property report

Also known as: 21 1st St

Property image for 21 1st Street, West Islip, NY 11795
static Mapbox map

Property type

One Family Year-Round Residence (210)

Acreage

0.17

General information

Unlock this property report with a free account

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
21 1st Street
ZIP code
11795
County
Suffolk
Village (SWIS code)
472889
Parcel ID
469-4-23

Owner

Find out who owns 21 1st Street, West Islip, NY 11795. Uncover corporate and individual owners with a free account.

Tax
Tax year
2025-2026
Current property tax
$12,003
Zoning & Use
Zoning
Residential (B)
Building
Property type
One Family Year-Round Residence (210)
Lot
Acreage
0.17

Area overview

Walk score
24 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
34 /100.  Somewhat Bikeable
School district
472809

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

Ownership

Ownership information for 21 1st Street, West Islip, NY

Uncover detailed property contact info like individual owners, building management and representatives from permits.

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

Sales history for 21 1st Street, West Islip, NY 11795

No recently recorded sales for this property.

More about Suffolk County property records.

Title documents

No recently recorded documents for this property.

Tax

Property taxes for 21 1st Street, West 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
Current property tax
$12,003
Base tax
$12,831
Recent tax assessments
Market value
$623,944
Assessed value
$44,300

More about Suffolk 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
2025-2026 $623,944 $44,300 28.963 $12,831 +4.85%
2024-2025 $623,944 $44,300 27.624 $12,237 +3.86%
2023-2024 $608,517 $44,300 26.598 $11,783 +1.06%
2022-2023 $535,024 $44,300 26.319 $11,659 +0.07%
2021-2022 $477,371 $44,300 26.301 $11,651 +2.12%
2020-2021 $456,701 $44,300 25.754 $11,409 -23.63%
2019-2020 $390,308 $44,300 33.724 $14,940 +41.83%
2018-2019 $390,308 $44,300 23.778 $10,534 +1.96%
2017-2018 $365,512 $44,300 23.322 $10,332 -2.47%
2016-2017 $348,819 $44,300 23.913 $10,593 +2.94%
Permits

Permit information for 21 1st Street, West Islip, NY

No recently recorded permits for this property.

Neighborhood

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 21 1st Street, West Islip, NY 11795 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)
Bridges Academy (The) NR Private PK-8 211 0.43
Bridges Academy (The) NR Private PK-8 211 0.43
The Bridges Academy NR Private PK, K-8 0 0.49
The Bridges Academy NR Private PK, K-8 0 0.49
Bayview Elementary School 3 Public PK, K-5 410 0.58
Bayview Elementary School 3 Public PK, K-5 410 0.58
St Peters By The Sea Episcopal Day School NR Private PK, K-8 176 0.65
South Country School 3 Public 3-5 469 0.82
Paul J Bellew Elementary School 7 Public PK, K-5 456 1.15
Paul J Bellew Elementary School 7 Public PK, K-5 456 1.15
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Bridges Academy (The) NR Private PK-8 211 0.43
The Bridges Academy NR Private PK, K-8 0 0.49
St Peters By The Sea Episcopal Day School NR Private PK, K-8 176 0.65
Beach Street Middle School 6 Public 6-8 405 1.00
South Bay Jr Academy Of Sda NR Private PK-8 56 2.14
Babylon Junior Senior High School 5 Public 7-12 703 2.16
Our Lady Of Lourdes School NR Private PK-8 209 2.16
Udall Road Middle School 6 Public 6-8 445 2.39
Bay Shore Middle School 5 Public 6-8 1,298 3.31
Robert Moses Middle School 4 Public 6-8 1,074 3.34
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
St John The Baptist Diocesan High School NR Private 9-12 1,335 0.51
West Islip Senior High School 9 Public 9-12 1,262 0.98
Babylon Junior Senior High School 5 Public 7-12 703 2.16
Bay Shore Senior High School 5 Public 9-12 1,910 2.73
North Babylon High School 6 Public 9-12 1,506 2.86
West Babylon Senior High School 7 Public 9-12 1,247 3.19
Islip High School 9 Public 9-12 892 3.85
Lindenhurst Senior High School 7 Public 9-12 1,897 4.40
Ascent School for Individuals With Autism NR Private 4-12 24 4.52
Deer Park High School 7 Public 9-12 1,314 5.17

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

Neighbors for 21 1st Street, West Islip, NY

11 Barbara Pl, West Islip 10 Oak Neck Rd, West Islip 19 Oak Neck Rd, West Islip 17 1st St, West Islip 881 Manor Ln, Bay Shore 15 1st St, West Islip 6 Barbara Pl, West Islip 45 Oak Neck Rd, West Islip 14 Skidmore Pl, West Islip 21 Oak Neck Rd, West Islip 19 Gladstone Ave, West Islip 7 Barbara Pl, West Islip 24 Oak Neck Rd, West Islip 21 McCall Ave, West Islip 4 Barbara Pl, West Islip 14 Oak Neck Rd, West Islip 11 Thayer Pl, West Islip 12 Oak Neck Rd, West Islip 108 Lakeview Ave, West Islip 110 Lakeview Ave, West Islip

Nearby ZIP codes for 21 1st Street, West Islip, NY

11701, Suffolk County, NY 11702, Suffolk County, NY 11703, Suffolk County, NY 11704, Suffolk County, NY 11706, Suffolk County, NY 11717, Suffolk County, NY 11718, Suffolk County, NY 11722, Suffolk County, NY 11725, Suffolk County, NY 11726, Suffolk County, NY 11729, Suffolk County, NY 11730, Suffolk County, NY 11739, Suffolk County, NY 11746, Suffolk County, NY 11747, Suffolk County, NY 11751, Suffolk County, NY 11752, Suffolk County, NY 11757, Suffolk County, NY 11788, Suffolk County, NY 11798, Suffolk County, NY

Frequently asked questions

What is the assessed value of 21 1st Street, West Islip, NY 11795?

21 1st Street, West Islip, NY 11795 is currently assessed at $44,300.

What are the property taxes for 21 1st Street, West Islip, NY 11795?

The property taxes for 21 1st Street, West Islip, NY 11795 total $12,830.

Disclaimer

Copyright 2003-2026 by PropertyShark.com

All data comes from government sources. No attempt has been made to validate it. No attempt has been made to validate the accuracy of the programming of this website.

Do not rely on this report to support investment decisions. The only authoritative source for the information in this report is the government agencies from which the data was acquired.

Sign up for a free account