| Primary address | 343 Union Avenue, Riverhead |
| Zip code | 11901 |
| County | Suffolk |
| Municipality | Riverhead |
| Parcel ID | 127-1-38 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 09/29/2000 |
| Sale price | $42,000 |
| Arm's length | Register |
| Current property tax | $5,097 |
| Building sqft | 672 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.13 |
| Frontage | 53 |
| Depth | 107 |
| Year built | 1959 |
| Stories | 1 |
| Rooms | 4 |
| Bedrooms | 2 |
| 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:
343 Union Avenue, Riverhead, NY 11901 was built in 1959 and has a total of 672 square feet.
What is the assessed value of 343 Union Avenue, Riverhead, NY 11901 and the property tax paid?Assessed at $22,000, the tax amount paid for 343 Union Avenue, Riverhead, NY 11901 is $4,519.
When was 343 Union Avenue, Riverhead, NY 11901 last sold and what was the last sale price?343 Union Avenue, Riverhead, NY 11901 was last sold in 09/29/2000 for $42,000.
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 343 Union Avenue, Riverhead, 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 343 Union Avenue, Riverhead, NY 11901. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $4,520 |
| Current property tax | $5,097 |
| Market value | $269,607 |
| Assessed value | $22,000 |
Here's the assessment & property tax history for 343 Union Avenue, Riverhead, 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 | $263,789 | $22,000 | 193.0705 | $4,248 | +5.97% |
| 2023-2024 | $236,814 | $22,000 | 182.1973 | $4,008 | +0.36% |
| 2022-2023 | $216,962 | $22,000 | 181.537 | $3,994 | -0.85% |
| 2021-2022 | $186,441 | $22,000 | 183.085 | $4,028 | +2.94% |
| 2020-2021 | $178,862 | $22,000 | 177.848 | $3,913 | +2.76% |
The complete history of permits filed for 343 Union Avenue, Riverhead, 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 343 Union Avenue, Riverhead, 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 343 Union Avenue, Riverhead 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) |
|---|---|---|---|---|---|
| Roanoke Avenue School | 1 | Public | K-4 | 408 | 0.24 |
| Pulaski Street Elementary School | 4 | Public | 5-6 | 740 | 0.53 |
| East End Christian Academy | NR | Private | PK, K-9 | 0 | 0.67 |
| East End Christian Academy | NR | Private | PK, K-9 | 0 | 0.67 |
| St John Paul II Regional School | NR | Private | PK-8 | 130 | 0.95 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| East End Christian Academy | NR | Private | PK, K-9 | 0 | 0.67 |
| Riverhead Middle School | 3 | Public | 6-8 | 827 | 0.80 |
| St John Paul II Regional School | NR | Private | PK-8 | 130 | 0.95 |
| St Isidore School | NR | Private | PK-8 | 133 | 0.95 |
| Bishop Mcgann-Mercy Diocesan High School | NR | Private | 7-12 | 481 | 1.25 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Riverhead Senior High School | 3 | Public | 9-12 | 2,001 | 0.95 |
| Bishop Mcgann-Mercy Diocesan High School | NR | Private | 7-12 | 481 | 1.25 |
| Suffolk County Sheriffs Office | NR | Public | 12 | 7 | 4.16 |
| Riverhead Charter School | 6 | Charter | K-11 | 823 | 4.40 |
| Westhampton Beach Senior High School | 8 | Public | 9-12 | 964 | 7.00 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 343 Union Avenue, Riverhead.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 204-210 E Main St, Riverhead | 2,692 | ||
| 418-420 Lincoln St, Riverhead | 1,846 | 04/08/2014 | $220,000 |
| 422-428 Lincoln St, Riverhead | 1,030 | 07/09/2019 | $900,000 |
| 413 Pulaski St, Riverhead | 04/01/2015 | $160,000 | |
| 204 East Ave, Riverhead | 3,104 | ||
| 112 E Main St, Riverhead | 5,344 | 04/14/2026 | $1,320,000 |
| 421 Pulaski St, Riverhead | 2,140 | 04/03/2019 | $100,000 |
| 157 Maple Ave, Riverhead | 2,133 | 07/02/2020 | $1 |
| 123 Maple Ave, Riverhead | 2,251 | 12/21/2017 | $325,000 |
| 327 Union Ave, Riverhead | 600 | 12/06/2017 | $325,000 |
| 147 Maple Ave, Riverhead | 1,633 | 11/21/2005 | $339,200 |
| 141 Maple Ave, Riverhead | 1,920 | 02/08/2018 | $365,000 |
| 153 Maple Ave, Riverhead | 2,294 | 07/14/2023 | $1 |
| 439 Ostrander Ave, Riverhead | 1,653 | ||
| 432 Lincoln St, Riverhead | 1,347 | 05/22/2025 | $530,000 |
| 220 E Main St, Riverhead | 2,987 | 11/18/2024 | $1 |
| 321 Union Ave, Riverhead | 703 | 01/13/2025 | $1 |
| 415 Union Ave, Riverhead | 926 | 03/02/2018 | $205,000 |
| 333 Union Ave, Riverhead | 780 | 05/17/2001 | $90,400 |
| 216 Hamilton Ave, Riverhead | 2,744 | 11/08/2023 | $725,000 |