| Primary address | 133 Root Avenue, Islip |
| Zip code | 11751 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 319-2-69 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $10,336 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.16 |
| Zoning district | Register |
| School district | Islip |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:
Assessed at $35,600, the tax amount paid for 133 Root Avenue, Islip, NY 11751 is $11,236.
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
Create a free account to view the complete sales history for 133 Root Avenue, Islip, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 133 Root Avenue, Islip, NY 11751. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $11,237 |
| Current property tax | $10,336 |
| Market value | $501,408 |
| Assessed value | $35,600 |
Here's the assessment & property tax history for 133 Root 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 | $501,408 | $35,600 | 31.564 | $11,237 | +3.54% |
| 2024-2025 | $501,408 | $35,600 | 30.486 | $10,853 | +3.73% |
| 2023-2024 | $489,011 | $35,600 | 29.39 | $10,463 | +1.68% |
| 2022-2023 | $429,951 | $35,600 | 28.904 | $10,290 | +0.07% |
| 2021-2022 | $383,621 | $35,600 | 28.884 | $10,283 | +3.07% |
The complete history of permits filed for 133 Root 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.
Create a free account to unlock extended information for 133 Root 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) |
Access the detailed traffic volume map for 133 Root Avenue, Islip to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
| View daily traffic map |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Wing Elementary School | NR | Public | K-1 | 379 | 0.49 |
| Commack Road Elementary School | 3 | Public | 2-5 | 397 | 0.51 |
| St Patrick School | NR | Private | PK-8 | 534 | 1.20 |
| St Patrick School | NR | Private | PK-8 | 534 | 1.20 |
| St Mary School | NR | Private | PK-8 | 413 | 1.30 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Islip Middle School | 4 | Public | 6-8 | 641 | 0.65 |
| St Patrick School | NR | Private | PK-8 | 534 | 1.20 |
| St Mary School | NR | Private | PK-8 | 413 | 1.30 |
| Bay Shore Middle School | 5 | Public | 6-8 | 1,298 | 1.79 |
| East Islip Middle School | 6 | Public | 6-8 | 804 | 2.06 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Islip High School | 9 | Public | 9-12 | 892 | 0.57 |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 1.92 |
| East Islip High School | 8 | Public | 9-12 | 1,145 | 2.08 |
| MDQ Academy | NR | Private | PK-12 | 412 | 2.77 |
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 3.13 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 133 Root Avenue, Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 1 Jay CT, Islip | |||
| 118 Cortelyou Ave, Islip | 2,040 | 03/01/2024 | |
| 124 Shaw Ave, Islip | |||
| 132 Shaw Ave, Islip | 07/31/2024 | ||
| 90 Fuller Ave, Islip | |||
| 19 Jay CT, Islip | 11/20/2015 | $285,000 | |
| 128 Fuller Ave, Islip | |||
| 71 Roosevelt Ave, Islip | 1,250 | 02/07/2023 | $505,000 |
| 2232 Sunrise Hwy, Islip | 05/05/2023 | $1,250,000 | |
| 122 Cortelyou Ave, Islip | |||
| 128 Griffing St, Islip | 12/07/2007 | $485,000 | |
| 65 Roosevelt Blvd, Islip | |||
| 97 Root Ave, Islip | 1,144 | 02/21/2024 | $580,000 |
| 101 Fuller Ave, Islip | 12/01/2022 | $540,000 | |
| 11 Jay CT, Islip | 2,533 | 09/19/2022 | $545,000 |
| 123 Root Ave, Islip | |||
| 119 Root Ave, Islip | 1,560 | 09/16/2021 | |
| 71 Fuller Ave, Islip | 04/11/2017 | $10 | |
| 16 Jay CT, Islip | |||
| 118 Shaw Ave, Islip | 05/09/1997 | $110,000 |