| Primary address | 329 Ontario Street, Ronkonkoma |
| Zip code | 11779 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 31-4-76 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $7,038 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.25 |
| Zoning district | Register |
| School district | Connetquot |
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 $36,900, the tax amount paid for 329 Ontario Street, Ronkonkoma, NY 11779 is $10,658.
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 329 Ontario Street, Ronkonkoma, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 329 Ontario Street, Ronkonkoma, NY 11779. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $10,659 |
| Current property tax | $7,038 |
| Market value | $519,718 |
| Assessed value | $36,900 |
Here's the assessment & property tax history for 329 Ontario Street, Ronkonkoma, 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 | $519,718 | $36,900 | 27.581 | $10,177 | +4.79% |
| 2023-2024 | $506,869 | $36,900 | 26.321 | $9,712 | +1.30% |
| 2022-2023 | $445,652 | $36,900 | 25.984 | $9,588 | +0.86% |
| 2021-2022 | $397,629 | $36,900 | 25.763 | $9,507 | +2.14% |
| 2020-2021 | $380,412 | $36,900 | 25.224 | $9,308 | +4.15% |
The complete history of permits filed for 329 Ontario Street, Ronkonkoma, 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 329 Ontario Street, Ronkonkoma, 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 329 Ontario Street, Ronkonkoma 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) |
|---|---|---|---|---|---|
| Cherokee Street Elementary School | 5 | Public | K-5 | 592 | 0.57 |
| Edith L Slocum Elementary School | 6 | Public | PK, K-5 | 272 | 0.74 |
| Edith L Slocum Elementary School | 6 | Public | PK, K-5 | 272 | 0.74 |
| Helen B Duffield Elementary School | 6 | Public | K-5 | 322 | 1.00 |
| St Joseph School | NR | Private | PK, K-8 | 212 | 1.00 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| St Joseph School | NR | Private | PK, K-8 | 212 | 1.00 |
| Cleary School For The Deaf | NR | Private | PK-12 | 79 | 1.11 |
| Ronkonkoma Middle School | 8 | Public | 6-8 | 672 | 1.20 |
| Samoset Middle School | 6 | Public | 6-8 | 892 | 2.14 |
| Great Hollow Middle School | 7 | Public | 6-8 | 828 | 2.28 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Cleary School For The Deaf | NR | Private | PK-12 | 79 | 1.11 |
| Connetquot High School | 8 | Public | 9-12 | 1,757 | 2.34 |
| Sachem High School North | 8 | Public | 9-12 | 1,923 | 2.35 |
| Lake Grove School | NR | Private | 8-12 | 50 | 2.70 |
| Gersh Academy | NR | Private | 6-12 | 0 | 2.71 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 329 Ontario Street, Ronkonkoma.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 333 Ontario St, Ronkonkoma | |||
| 330 Ontario St, Ronkonkoma | 10/25/2012 | ||
| 2486 Motor Pkwy, Ronkonkoma | 2,192 | 04/17/2024 | $256,600 |
| 315 Port Ave, Ronkonkoma | |||
| 332 Boulder St, Ronkonkoma | 10/06/2016 | ||
| 308 Boulder St, Ronkonkoma | |||
| 2482 Motor Pkwy, Ronkonkoma | 10/23/2014 | $365,000 | |
| 316 Ontario St, Ronkonkoma | 03/13/2024 | $600,000 | |
| 320 Ontario St, Ronkonkoma | 1,839 | 08/10/2018 | |
| 349 Ontario St, Ronkonkoma | 2,371 | 07/08/2021 | $572,000 |
| 324 Ontario St, Ronkonkoma | 1,120 | 11/16/2021 | $435,000 |
| 104 Belle Ave, Ronkonkoma | 07/17/1995 | $119,900 | |
| 341 Ontario St, Ronkonkoma | 2,080 | 10/31/2019 | |
| 108 Belle Ave, Ronkonkoma | 05/07/2002 | $180,000 | |
| 316 Boulder St, Ronkonkoma | |||
| 320 Boulder St, Ronkonkoma | 08/19/2011 | $250,000 | |
| 309 Port Ave, Ronkonkoma | 02/26/2025 | ||
| 106 Belle Ave, Ronkonkoma | 09/15/2025 | $474,000 | |
| 338 Boulder St, Ronkonkoma | 1,166 | 10/26/2018 | |
| 130 Belle Ave, Ronkonkoma |