| Primary address | 12 River Road, Great River |
| Zip code | 11739 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 449-3-1 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 05/07/2009 |
| Sale price | $590,000 |
| Arm's length | Register |
| Current property tax | $14,621 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.7 |
| Zoning district | Register |
| School district | East 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 $55,100, the tax amount paid for 12 River Road, Great River, NY 11739 is $15,404.
When was 12 River Road, Great River, NY 11739 last sold?12 River Road, Great River, NY 11739 was last sold in 05/21/2009.
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 12 River Road, Great River, including title documents, transfer conditions, mortgages and liens.
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.
R: Recorded date
D: Document date
Access detailed property tax data for 12 River Road, Great River, NY 11739. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $15,404 |
| Current property tax | $14,621 |
| Market value | $776,057 |
| Assessed value | $55,100 |
Here's the assessment & property tax history for 12 River Road, Great River, 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 | $776,057 | $55,100 | 27.957 | $15,404 | +4.13% |
| 2024-2025 | $776,057 | $55,100 | 26.849 | $14,794 | +2.69% |
| 2023-2024 | $756,869 | $55,100 | 26.145 | $14,406 | +0.84% |
| 2022-2023 | $665,459 | $55,100 | 25.927 | $14,286 | -0.72% |
| 2021-2022 | $593,750 | $55,100 | 26.114 | $14,389 | +2.36% |
The complete history of permits filed for 12 River Road, Great River, 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 12 River Road, Great River, 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 12 River Road, Great River 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 to school (mi) |
|---|---|---|---|---|---|
| Timber Point Elementary School | NR | Public | PK, K-2 | 345 | 0.79 |
| Timber Point Elementary School | NR | Public | PK, K-2 | 345 | 0.79 |
| Idle Hour Elementary School | 8 | Public | PK, K-5 | 190 | 1.30 |
| Idle Hour Elementary School | 8 | Public | PK, K-5 | 190 | 1.30 |
| John F Kennedy Elementary School | 5 | Public | 3-5 | 450 | 1.51 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| St Mary School | NR | Private | PK-8 | 413 | 2.08 |
| Connetquot Alternative Preschool At Premm | NR | Public | 0 | 2.37 | |
| East Islip Middle School | 6 | Public | 6-8 | 804 | 2.49 |
| Oakdale Bohemia Middle School | 6 | Public | 6-8 | 634 | 2.57 |
| West Sayville Christian School | NR | Private | K-9 | 37 | 3.37 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Connetquot Alternative Preschool At Premm | NR | Public | 0 | 2.37 | |
| East Islip High School | 8 | Public | 9-12 | 1,145 | 2.60 |
| Islip High School | 9 | Public | 9-12 | 892 | 3.42 |
| Sayville High School | 9 | Public | 9-12 | 880 | 3.66 |
| Connetquot High School | 8 | Public | 9-12 | 1,757 | 4.69 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 12 River Road, Great River.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 165 Norma Ave, West Islip | 10/17/2025 | ||
| 119 Church Ave, Islip | 08/12/2002 | ||
| 3 School House Rd, East Islip | 09/06/2002 | $335,000 | |
| 266 Bay 2 St, West Islip | 09/22/2023 | ||
| 522 Grand Blvd, Brentwood | 1,335 | 02/05/2018 | $335,000 |
| 2277 Walnut Ave, Ronkonkoma | 07/21/2006 | ||
| 14 Menasha Ln, East Islip | 05/08/2015 | $517,000 | |
| 14 Lucille Dr, Sayville | 08/29/2002 | $294,000 | |
| 8 Viola Pl, East Islip | 1,340 | 12/12/2021 | |
| 135 Southern Blvd, Hauppauge | 07/26/2006 | ||
| 50 Westbridge Dr, Holbrook | 2,552 | 01/18/2018 | $415,000 |
| 1011 Cassel Ave, Bay Shore | 1,712 | 11/30/2016 | $10 |
| 25 Lake Shore Dr, Ronkonkoma | 08/12/2022 | $640,000 | |
| 34 South St, West Islip | 03/10/2011 | ||
| 529 Locust Ave, Oakdale | 2,743 | 10/16/2018 | $442,500 |
| 69-71 Washington St, East Islip | 08/12/2002 | $282,450 | |
| 2071 5th Ave, Ronkonkoma | 19,000 | 06/18/2002 | $900,000 |
| 948 Wilson Blvd, Central Islip | 1,843 | 01/14/2022 | $455,000 |
| 15 Mallard Cv, West Islip | 3,835 | 01/27/2020 | $950,000 |
| 32 Matice Pl, Ronkonkoma | 08/16/2006 |