| Primary address | 155 Nassau Avenue, Islip |
| Zip code | 11751 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 345-1-23 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 09/26/1997 |
| Sale price | $660,000 |
| Arm's length | Register |
| Property tax | $71,894 |
| Building class | Apartments (411) |
| Acreage | 0.7 |
| 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 $154,600, the tax amount paid for 155 Nassau Avenue, Islip, NY 11751 is $71,893.
When was 155 Nassau Avenue, Islip, NY 11751 last sold and what was the last sale price?155 Nassau Avenue, Islip, NY 11751 was last sold in 09/26/1997 for $660,000.
How many residential units does this building have?This building has 8 residential unit(s).
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 155 Nassau Avenue, Islip, including title documents, transfer conditions, mortgages and liens.
| Purchase date | Purchase price | Buyer name | Seller name |
|---|---|---|---|
| 09/26/1997 | $660,000 | Register | Register |
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 155 Nassau Avenue, Islip, NY 11751. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $71,894 |
| Market value | $2,177,464 |
| Assessed value | $154,600 |
Here's the assessment & property tax history for 155 Nassau 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 |
|---|---|---|---|---|---|
| 2024-2025 | $2,177,464 | $154,600 | 40.799 | $63,075 | -1.35% |
| 2023-2024 | $2,123,627 | $154,600 | 41.357 | $63,938 | -2.03% |
| 2022-2023 | $1,867,149 | $154,600 | 42.213 | $65,261 | +4.32% |
| 2021-2022 | $1,665,949 | $154,600 | 40.466 | $62,560 | -0.71% |
| 2020-2021 | $1,593,814 | $154,600 | 40.757 | $63,010 | +6.26% |
The complete history of permits filed for 155 Nassau 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.
| Total population | 13,726 |
| Median age | 45.6 |
| Average household income | $136,601 |
| Family households | 67.4% |
| Occupied housing units | 5,040 |
| Owner occupied units | 83.4% |
| Average number of people per household | 2.71 |
| Median year structure built | 1965 |
| Median value for units with a mortgage | $586,500 |
| Median value for units without a mortgage | $514,700 |
Create a free account to unlock extended information for 155 Nassau 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 155 Nassau 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 |
Here are the neighbors for 155 Nassau Avenue, Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 1158 Hyman Ave, Bay Shore | 09/22/1997 | $123,000 | |
| 1040 A Joselson Ave, Bay Shore | 1,696 | 05/25/2023 | $465,000 |
| 259 Astor Dr, Sayville | 06/05/2001 | $489,000 | |
| 37 Glenmore Ave, Brentwood | 1,597 | 04/08/2005 | $360,000 |
| 125 Hanson Pl, Ronkonkoma | 09/17/2003 | $315,000 | |
| 19 Aljan Dr, Brentwood | 09/11/1997 | $87,000 | |
| 1565 Denver Ave, Bay Shore | 2,295 | 04/30/2019 | $445,000 |
| 172 Vermont Ave, Bay Shore | 12/26/2007 | ||
| 11 Lori Way, Hauppauge | 10/08/2013 | $454,000 | |
| 77 Johnson Ave, Sayville | 01/12/2004 | ||
| 800 Prime Pl, Hauppauge | 12,698 | 05/12/2021 | $2,500,000 |
| 413 Manhattan Blvd, Islip Terrace | 09/18/1997 | $141,000 | |
| 863 Islip Ave, Central Islip | 04/01/1999 | $41,000 | |
| 27 Richmar Dr, Sayville | 09/23/1997 | $215,000 | |
| 1454 Lombardy Blvd, Bay Shore | 06/08/2022 | $365,000 | |
| 121 Apple St, Brentwood | 12/17/2011 | ||
| 339 Haven Ave, Ronkonkoma | 10/09/2023 | $10 | |
| 15 Oak St, Bayport | 1,184 | 08/23/2018 | $391,300 |
| 28 Hewes St, Brentwood | 09/22/1997 | $98,000 | |
| 455 3rd Ave, Bayport | 09/25/1997 | $134,000 |