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350 Main Street, Islip, NY 11751 Property Information

350 Main Street, Islip, NY 11751 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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350 Main Street, Islip, NY 11751
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Address

Primary address 350 Main Street, Islip
Zip code 11751
County Suffolk
Municipality Islip
Parcel ID 370-3-29.1

Sales & Tax Overview for 350 Main Street, Islip

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date 12/15/2020
Sale price $8,172,607
Arm's length
Current property tax $0

Lot & Building Information for 350 Main Street, Islip

Building class Religious (620)
Acreage 0.72
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district Islip

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 350 Main Street, Islip

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  • • Improvements for 350 Main Street, Islip , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
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About 350 Main Street, Islip

What is the assessed value of 350 Main Street, Islip, NY 11751 and the property tax paid?

Assessed at $243,000, the tax amount paid for 350 Main Street, Islip, NY 11751 is $113,002.

When was 350 Main Street, Islip, NY 11751 last sold and what was the last sale price?

350 Main Street, Islip, NY 11751 was last sold in 12/15/2020 for $8,172,607.

Ownership Information

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Real Estate Reports:
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks
Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.
Laura Pop-Badiu, Apr 09, 2026 How to Do a Title Search on Property Yourself: A Step-by-Step Online GuideĀ 
A property title search is the process of reviewing public records to confirm who legally owns a property and whether there are any liens, mortgages or legal claims attached to it. Explore our step-by-step guide explaining how you can perform a title search yourself. 
Research 100M+ property records powered by:
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Past Sales & Property History for 350 Main Street, Islip

Create a free account to view the complete sales history for 350 Main Street, Islip, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
12/15/2020 $8,172,607

Title Documents for 350 Main Street, Islip

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Date Type Amount Party 1 Party 2 Doc image
12/15/2020 - D
03/10/2021 - R
Deed
(Bargain and sale)
           
           
           
           
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R: Recorded date
D: Document date

Property Taxes for 350 Main Street, Islip

Access detailed property tax data for 350 Main Street, Islip, NY 11751. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025-2026
Base tax $113,002
Current property tax $0
Market value $3,422,535
Assessed value $243,000

Assessment History for 350 Main Street, Islip

Here's the assessment & property tax history for 350 Main Street, Islip, including the evolution of the total tax rate and corresponding property tax.

Year Market value Assessment value Total tax rate Property tax Year over year change
2024-2025 $3,422,535 $243,000 40.799 $99,142 -1.35%
2023-2024 $3,337,912 $243,000 41.357 $100,498 -2.03%
2022-2023 $2,934,783 $243,000 42.213 $102,578 +4.32%
2021-2022 $2,618,534 $243,000 40.466 $98,332 -0.71%
2020-2021 $2,505,155 $243,000 40.757 $99,040 +6.26%

Permits for 350 Main Street, Islip

The complete history of permits filed for 350 Main Street, Islip, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Data not available for this property.

Demographics by Zip Code

Total population 13,726
Median age 45.6
Average household income $136,601
Family households 67.4%
Occupied housing units 5,040
Owner occupied units 83.4%
Average number of people per household 2.71
Median year structure built 1965
Median value for units with a mortgage $586,500
Median value for units without a mortgage $514,700

Risk

Create a free account to unlock extended information for 350 Main Street, Islip, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) X (See more on map)

Transportation

Access the detailed traffic volume map for 350 Main Street, Islip to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

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Neighbors for 350 Main Street, Islip

Here are the neighbors for 350 Main Street, Islip.

Address Square feet Purchase date Purchase price
62 Monell Ave, Islip 10/28/1997 $147,000
40 Smith Ave, Islip
28 Monell Ave, Islip
58 Monell Ave, Islip 11/21/2011 $180,000
43 Church Ave, Islip 2,377 11/10/2020 $769,000
38 Church Ave, Islip 2,092 04/11/2022 $540,000
31 Cedar Ave, Islip
340 Main St, Islip
47 Church Ave, Islip 12/12/2022
29 Cedar Ave, Islip 09/16/2015
22 Smith Ave, Islip 12/08/1998 $95,000
230 Main St, Islip 01/01/2014
29 Smith Ave, Islip 10/20/2009 $228,000
34 Ocean Ave, Islip 2,963 08/13/2020 $775,000
30 Church Ave, Islip 11/23/2016 $435,000
10 Cedar Ave, Islip 08/23/1994 $110,000
52 Monell Ave, Islip
28 Ocean Ave, Islip 02/03/2010 $365,000
240 Montauk Hwy, Islip
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