| Primary address | 439 Riley Avenue, Calverton |
| Zip code | 11933 |
| County | Suffolk |
| Municipality | Riverhead |
| Parcel ID | 79-1-9.2 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $11,007 |
| Building sqft | 1,839 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 1.17 |
| Frontage | 160 |
| Year built | 1974 |
| Year last altered | 1986 |
| Stories | 1 |
| Rooms | 7 |
| Bedrooms | 3 |
| Bathrooms | 1 |
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:
439 Riley Avenue, Calverton, NY 11933 was built in 1974 and has a total of 1,839 square feet.
What is the assessed value of 439 Riley Avenue, Calverton, NY 11933 and the property tax paid?Assessed at $50,200, the tax amount paid for 439 Riley Avenue, Calverton, NY 11933 is $10,313.
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 439 Riley Avenue, Calverton, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 439 Riley Avenue, Calverton, NY 11933. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $10,313 |
| Current property tax | $11,007 |
| Market value | $615,196 |
| Assessed value | $50,200 |
Here's the assessment & property tax history for 439 Riley Avenue, Calverton, 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 | $601,919 | $50,200 | 193.0705 | $9,692 | +5.97% |
| 2023-2024 | $540,366 | $50,200 | 182.1973 | $9,146 | +0.36% |
| 2022-2023 | $495,069 | $50,200 | 181.537 | $9,113 | -0.85% |
| 2021-2022 | $425,424 | $50,200 | 183.085 | $9,191 | +2.94% |
| 2020-2021 | $408,130 | $50,200 | 177.848 | $8,928 | +2.76% |
The complete history of permits filed for 439 Riley Avenue, Calverton, 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.
Access a detailed real estate market overview of Riverhead so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Riverhead and compare it to other neighborhoods in Suffolk County.
Create a free account to unlock extended information for 439 Riley Avenue, Calverton, 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 439 Riley Avenue, Calverton 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) |
|---|---|---|---|---|---|
| Riley Avenue School | 4 | Public | K-4 | 461 | 0.18 |
| Riverhead Charter School | 6 | Charter | K-11 | 823 | 1.12 |
| St John Paul II Regional School | NR | Private | PK-8 | 130 | 3.43 |
| St John Paul II Regional School | NR | Private | PK-8 | 130 | 3.43 |
| St Isidore School | NR | Private | PK-8 | 133 | 3.43 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Riverhead Charter School | 6 | Charter | K-11 | 823 | 1.12 |
| St John Paul II Regional School | NR | Private | PK-8 | 130 | 3.43 |
| St Isidore School | NR | Private | PK-8 | 133 | 3.43 |
| Bishop Mcgann-Mercy Diocesan High School | NR | Private | 7-12 | 481 | 3.44 |
| Riverhead Middle School | 3 | Public | 6-8 | 827 | 3.57 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Riverhead Charter School | 6 | Charter | K-11 | 823 | 1.12 |
| Suffolk County Sheriffs Office | NR | Public | 12 | 7 | 2.45 |
| Bishop Mcgann-Mercy Diocesan High School | NR | Private | 7-12 | 481 | 3.44 |
| Riverhead Senior High School | 3 | Public | 9-12 | 2,001 | 3.44 |
| Little Flower School | NR | Public | 3-12 | 92 | 5.03 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 439 Riley Avenue, Calverton.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 726 Twomey Ave, Calverton | 1,519 | ||
| 219 Horton Ave, Riverhead | 720 | 01/29/2015 | $135,000 |
| 1524 Osborn Ave, Riverhead | 2,088 | 07/31/2025 | $725,000 |
| 1592 Osborn Ave, Riverhead | 3,071 | 09/18/2007 | $1 |
| 60 Southfield Rd, Calverton | 2,510 | 09/28/2010 | $400,000 |
| 1500 Osborn Ave, Riverhead | 4,000 | 04/27/2007 | $1 |
| 317 Riley Ave, Calverton | 3,220 | 12/26/2018 | $200,000 |
| 299 Riley Ave, Calverton | 2,358 | ||
| 229 Horton Ave, Riverhead | 5,814 | 12/25/2006 | $250,000 |
| 657 Twomey Ave, Calverton | 1,548 | 05/16/2017 | $375,000 |
| 72 Youngs Ave, Calverton | 2,459 | 12/08/2006 | $466,000 |
| 1550 Osborn Ave, Riverhead | 726 | 11/09/2020 | $250,000 |
| 1536 Osborn Ave, Riverhead | 1,711 | 07/21/2022 | $1 |
| 1600 Osborn Ave, Riverhead | 1,822 | 07/08/2021 | $406,300 |
| 44 Malcolm Way, Riverhead | 1,376 | 01/13/2025 | $1 |
| 425 Riley Ave, Calverton | 1,380 | ||
| 38 Malcolm Way, Riverhead | 1,376 | 01/27/2023 | $535,000 |
| 1596 Osborn Ave, Riverhead | 1,728 | 12/05/2017 | $405,000 |
| 1598 Osborn Ave, Riverhead | 1,580 | ||
| 261 Horton Ave, Riverhead | 938 | 12/20/2002 | $160,000 |