Suffolk County  »  11751  »  Grant Ave  »  285 Grant Ave

285 Grant Avenue, Islip, NY 11751 Property Information

285 Grant Avenue, Islip, NY 11751 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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285 Grant Avenue, Islip, NY 11751
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Address

Primary address 285 Grant Avenue, Islip
Zip code 11751
County Suffolk
Municipality Islip
Parcel ID 319-3-96.1

Sales & Tax Overview for 285 Grant Avenue, Islip

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

Sale date 01/20/2011
Sale price $327,500
Arm's length
Property tax $12,626

Lot & Building Information for 285 Grant Avenue, Islip

Building class One Family Year-Round Residence (210)
Acreage 0.28
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Zoning, Use & Area Overview

Walk Score
55 /100. Somewhat Walkable
Transit Score
0 /100. Minimal Transit
Bike Score
49 /100. Somewhat Bikeable

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 285 Grant Avenue, Islip

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  • • Improvements for 285 Grant Avenue, 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 285 Grant Avenue, Islip

What is the assessed value of 285 Grant Avenue, Islip, NY 11751 and the property tax paid?

Assessed at $40,000, the tax amount paid for 285 Grant Avenue, Islip, NY 11751 is $12,625.

When was 285 Grant Avenue, Islip, NY 11751 last sold and what was the last sale price?

285 Grant Avenue, Islip, NY 11751 was last sold in 01/20/2011 for $327,500.

Ownership Information

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Real Estate Reports:
Brooklyn Emerges as NYC’s Coworking Growth Engine, Manhattan Rents Cross $100 in the Plaza District 
Lucian Alixandrescu, Jul 28, 2026 Brooklyn Emerges as NYC’s Coworking Growth Engine, Manhattan Rents Cross $100 in the Plaza District 
New York City’s office market continued to lead the U.S. in Q2, but internal shifts were most visible in the flex office market. Brooklyn’s coworking inventory grew 6.2% Q-o-Q even as Manhattan’s supply retreated. At the same time, Brooklyn’s asking rents for traditional office leases climbed more than twice as fast as the national average.
Prices Rise in 32 of NYC’s Leading Neighborhoods as City and Manhattan Hit Record Highs
Eliza Theiss, Jul 22, 2026 Prices Rise in 32 of NYC’s Leading Neighborhoods as City and Manhattan Hit Record Highs
Q2 2026 saw NYC and Manhattan reach historic highs, with Brooklyn and Queens marking close to new records as well. Meanwhile, Hudson Yards remained at the top, Central Midtown posted its highest price ever and Carroll Gardens marked its third consecutive quarter over $2 million
How to Find Property Owners — The Complete Guide 
Laura Pop-Badiu, Jul 15, 2026 How to Find Property Owners — The Complete Guide 
For real estate professionals looking for the best ways to find property owners — whether through free methods based on public sources or paid tools with verified, in-depth data — this comprehensive guide breaks down every step of the due diligence process.
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Past Sales & Property History for 285 Grant Avenue, Islip

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Purchase date Purchase price Buyer name Seller name
01/20/2011 $327,500

More about Suffolk County Property Records

Title Documents for 285 Grant Avenue, Islip

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Doc image
03/04/2011 - R
01/20/2011 - D		 Deed
(Bargain & sale deed)
12/16/2005 - D
12/16/2005 - R		 Deed
           
           
           
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R: Recorded date
D: Document date

Property Taxes for 285 Grant Avenue, Islip

Access detailed property tax data for 285 Grant Avenue, Islip, NY 11751. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025-2026
Property tax $12,626
Market value $563,380
Assessed value $40,000

More about Suffolk County Property Taxes

Assessment History for 285 Grant Avenue, Islip

Here's the assessment & property tax history for 285 Grant Avenue, 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
2025-2026 $563,380 $40,000 31.564 $12,626 +3.54%
2024-2025 $563,380 $40,000 30.486 $12,194 +3.73%
2023-2024 $549,451 $40,000 29.39 $11,756 +1.68%
2022-2023 $483,092 $40,000 28.904 $11,562 +0.07%
2021-2022 $431,034 $40,000 28.884 $11,554 +3.07%
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Permits for 285 Grant Avenue, Islip

The complete history of permits filed for 285 Grant Avenue, 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.

Risk

Create a free account to unlock extended information for 285 Grant Avenue, 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 285 Grant Avenue, 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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Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Wing Elementary School NR Public K-1 379 0.28
Commack Road Elementary School 3 Public 2-5 397 0.56
St Mary School NR Private PK-8 413 1.14
St Mary School NR Private PK-8 413 1.14
Maud S Sherwood Elementary School 6 Public 2-5 335 1.38
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Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Islip Middle School 4 Public 6-8 641 0.81
St Mary School NR Private PK-8 413 1.14
St Patrick School NR Private PK-8 534 1.42
East Islip Middle School 6 Public 6-8 804 1.84
Bay Shore Middle School 5 Public 6-8 1,298 2.00
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Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Islip High School 9 Public 9-12 892 0.74
East Islip High School 8 Public 9-12 1,145 1.86
Bay Shore Senior High School 5 Public 9-12 1,910 2.15
MDQ Academy NR Private PK-12 412 2.82
Brentwood High School 3 Public 9-12 4,641 3.22
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Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 285 Grant Avenue, Islip

Here are the neighbors for 285 Grant Avenue, Islip.

Address Square feet Purchase date Purchase price
370 Ontario St, Ronkonkoma
74 Winganhauppaugerd, Islip 930 01/14/2022 $425,000
356 Collington Dr, Ronkonkoma 2,054 12/28/2018 $407,000
378 Ontario St, Ronkonkoma 1,468
11 Wallace St, Islip 1,848 06/01/2016 $295,000
24 William Ave, Islip 10/19/2016 $399,930
86 Winganhauppaugerd, Islip
374 Ontario St, Ronkonkoma 10/03/2012 $230,000
16 William Ave, Islip 2,479 07/10/2023
99 Winganhauppaugerd, Islip
91 Winganhauppaugerd, Islip 08/03/2015
5 Granby Pl, Ronkonkoma 10/10/2025
365 Shelter Rd, Ronkonkoma
4 Wallace St, Islip 1,340 06/18/2018 $315,000
66 Winganhauppaugerd, Islip 2,110 08/04/2021
395 Ontario St, Ronkonkoma 01/06/2016 $333,000
390 Ontario St, Ronkonkoma 1,126 10/10/2019 $386,000
81 Winganhauppaugerd, Islip
391 Ontario St, Ronkonkoma 04/28/2023 $446,000
380 Ontario St, Ronkonkoma 1,032 03/13/2017 $336,000
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