| Primary address | 350 Union Avenue, Holbrook |
| Zip code | 11741 |
| County | Suffolk |
| Municipality | Brookhaven |
| Parcel ID | 8001325 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Property tax | $123,612 |
| Building sqft | 45,612 |
| Building class | Area of Neighborhood Shopping Centers (452) |
| Acreage | 4.46 |
| Year built | 1975 |
| Stories | 1 |
| School district | Sachem |
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:
This Area of Neighborhood Shopping Centers (452) located at 350 Union Avenue, Holbrook, NY 11741 has a total of 45,612 square feet.
What is the year built & the current market value of 350 Union Avenue, Holbrook, NY 11741?350 Union Avenue, Holbrook, NY 11741 was built in 1975 and has a current tax assessor's market value of $6,603,773.
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
| Listing type | For Lease |
|---|---|
| Listing date | 04/05/2024 |
| Last updated | 05/07/2026 |
| Lot size | 4.46 Acre |
| Suite name | Space type | Lease rate | Available space | Brokers |
|---|---|---|---|---|
| 350 Union Avenue | Retail | Listing price not available | 2,500 | Joanne Argenti Tom Rettaliata |
Create a free account to view the complete sales history for 350 Union Avenue, Holbrook, 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 350 Union Avenue, Holbrook, NY 11741. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $123,612 |
| Market value | $6,603,773 |
| Assessed value | $35,000 |
Here's the assessment & property tax history for 350 Union Avenue, Holbrook, 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 | $6,603,773 | $35,000 | 338.342 | $118,420 | -17.92% |
| 2023-2024 | $6,481,482 | $35,000 | 412.188 | $144,266 | +27.16% |
| 2022-2023 | $5,645,162 | $35,000 | 324.157 | $113,455 | +3.72% |
| 2021-2022 | $4,729,730 | $35,000 | 312.54 | $109,389 | +2.63% |
| 2020-2021 | $4,545,455 | $35,000 | 304.524 | $106,583 | +1.29% |
The complete history of permits filed for 350 Union Avenue, Holbrook, 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.
| Total population | 26,667 |
| Median age | 40.5 |
| Average household income | $160,160 |
| Family households | 75.5% |
| Occupied housing units | 9,004 |
| Owner occupied units | 79.6% |
| Average number of people per household | 2.95 |
| Median year structure built | 1975 |
| Median value for units with a mortgage | $545,400 |
| Median value for units without a mortgage | $520,100 |
Create a free account to unlock extended information for 350 Union Avenue, Holbrook, 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 350 Union Avenue, Holbrook 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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Here are the neighbors for 350 Union Avenue, Holbrook.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 10 Laurel St, Holbrook | 1,870 | 06/07/2004 | |
| 230 Union Ave, Holbrook | 02/13/2025 | ||
| 397 Union Ave, Holbrook | 8,007 | 12/29/2020 | $1,000,000 |
| 44 Holbrook Rd, Holbrook | 1,100 | 04/17/2023 | $195,000 |
| 31 Laurel St, Holbrook | 1,875 | 10/03/2012 | $295,000 |
| 236 Union Ave, Holbrook | 01/23/2018 | ||
| 68 Lorraine CT, Holbrook | 2,032 | 01/23/2023 | |
| 5151 Expry Dr N, Holbrook | |||
| 139 Pond Ext Rd, Holbrook | 03/21/2024 | ||
| 138 Pond Extension Rd, Holbrook | 1,064 | 01/14/2015 | $295,000 |
| 226 Union Ave, Holbrook | 2,558 | 03/04/2022 | $668,000 |
| 46 Holbrook Rd, Holbrook | 788 | ||
| 142 Pond Ext Rd, Holbrook | 04/28/2025 | $689,000 | |
| 247 Avenue C, Ronkonkoma | 1,755 | 04/04/2024 | |
| 224 Union Ave, Holbrook | 3,220 | 12/06/2005 | |
| 301 Union Ave, Holbrook | 12/11/2008 | $3,825,000 | |
| 21 Maple Ave, Holbrook | 2,406 | ||
| 228 Union Ave, Holbrook | 2,558 | 09/01/2018 | |
| 5096 Expressway Dr S, Holbrook | 08/02/2024 | ||
| 5000 Express Dr S, Holbrook | 10/02/1995 | $122,000 |