| Primary address | 129 Bonaparte Avenue, Islip |
| Zip code | 11751 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 319-2-20 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 09/01/2020 |
| Sale price | $445,000 |
| Arm's length | Register |
| Property tax | $12,089 |
| Building sqft | 1,572 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.23 |
| Year built | 1940 |
| 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:
129 Bonaparte Avenue, Islip, NY 11751 was built in 1940 and has a total of 1,572 square feet.
What is the assessed value of 129 Bonaparte Avenue, Islip, NY 11751 and the property tax paid?Assessed at $38,300, the tax amount paid for 129 Bonaparte Avenue, Islip, NY 11751 is $12,089.
When was 129 Bonaparte Avenue, Islip, NY 11751 last sold and what was the last sale price?129 Bonaparte Avenue, Islip, NY 11751 was last sold in 09/01/2020 for $445,000.
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 129 Bonaparte Avenue, Islip, including title documents, transfer conditions, mortgages and liens.
*Here are the three most recent sales for this property.
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 129 Bonaparte 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 | $12,089 |
| Market value | $539,437 |
| Assessed value | $38,300 |
Here's the assessment & property tax history for 129 Bonaparte 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 | $539,437 | $38,300 | 30.486 | $11,676 | +3.73% |
| 2023-2024 | $526,099 | $38,300 | 29.39 | $11,256 | +1.68% |
| 2022-2023 | $462,560 | $38,300 | 28.904 | $11,070 | +0.07% |
| 2021-2022 | $412,716 | $38,300 | 28.884 | $11,063 | +5.84% |
| 2020-2021 | $384,536 | $37,300 | 28.023 | $10,453 | -26.94% |
The complete history of permits filed for 129 Bonaparte 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.
Create a free account to unlock extended information for 129 Bonaparte 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 129 Bonaparte 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 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Commack Road Elementary School | 3 | Public | 2-5 | 397 | 0.37 |
| Wing Elementary School | NR | Public | K-1 | 379 | 0.51 |
| St Patrick School | NR | Private | PK-8 | 534 | 1.17 |
| St Patrick School | NR | Private | PK-8 | 534 | 1.17 |
| St Mary School | NR | Private | PK-8 | 413 | 1.41 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Islip Middle School | 4 | Public | 6-8 | 641 | 0.76 |
| St Patrick School | NR | Private | PK-8 | 534 | 1.17 |
| St Mary School | NR | Private | PK-8 | 413 | 1.41 |
| Bay Shore Middle School | 5 | Public | 6-8 | 1,298 | 1.72 |
| East Islip Middle School | 6 | Public | 6-8 | 804 | 2.07 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Islip High School | 9 | Public | 9-12 | 892 | 0.68 |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 1.90 |
| East Islip High School | 8 | Public | 9-12 | 1,145 | 2.08 |
| MDQ Academy | NR | Private | PK-12 | 412 | 2.62 |
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 2.99 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 129 Bonaparte Avenue, Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 29 Nagle Ln, Central Islip | 2,382 | 07/21/2025 | |
| 354 Singingwood Dr, Holbrook | 11/20/2023 | $580,000 | |
| 7 W Fairway, Sayville | 07/03/2019 | ||
| 105 Hill Dr, Bohemia | 12/15/2016 | $475,000 | |
| 350 Silva St, Holbrook | 2,943 | 04/03/2017 | |
| 1 Jackson Ave, Brentwood | 1,171 | 12/05/2018 | $220,000 |
| 41 Moffitt Blvd, East Islip | 1,336 | 11/30/2018 | $330,500 |
| 38 Sloop Walk, Ocean Beach | 06/19/1997 | $196,000 | |
| 33 Franklin St, Islip | 09/12/2023 | ||
| 9 Lawrence Ln, Bay Shore | 06/20/2024 | $1,175,000 | |
| 50 Sejon Dr, Sayville | 06/29/2001 | $369,000 | |
| 41 Marilynn St, East Islip | 06/16/2025 | $852,500 | |
| 30 Clair Ave, Holbrook | 07/01/2017 | $67,500 | |
| 780 Marconi Ave, Ronkonkoma | 26,172 | 04/01/2026 | $6,250,000 |
| 1069 Ferndale Blvd, Central Islip | 08/11/2021 | $500,000 | |
| 1306 Pine Ave, West Islip | 05/11/2012 | $357,500 | |
| 43 Gridley St, West Islip | 05/04/1998 | $161,000 | |
| 151 Pioneer St, Brentwood | 1,647 | 02/23/2022 | $487,000 |
| 1336 Potter Blvd, Bay Shore | 05/26/2004 | $360,000 | |
| 832 Connetquot Ave, Islip Terrace | 05/28/2009 |