| Primary address | 374 Johnson Avenue, Ronkonkoma |
| Zip code | 11779 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 83-2-1 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $10,355 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.27 |
| 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).
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Assessed at $38,700, the tax amount paid for 374 Johnson Avenue, Ronkonkoma, NY 11779 is $11,178.
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 374 Johnson Avenue, Ronkonkoma, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 374 Johnson Avenue, Ronkonkoma, NY 11779. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $11,179 |
| Current property tax | $10,355 |
| Market value | $545,070 |
| Assessed value | $38,700 |
Here's the assessment & property tax history for 374 Johnson Avenue, 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 | $545,070 | $38,700 | 27.581 | $10,674 | +4.79% |
| 2023-2024 | $531,594 | $38,700 | 26.321 | $10,186 | +1.30% |
| 2022-2023 | $467,391 | $38,700 | 25.984 | $10,056 | +0.86% |
| 2021-2022 | $417,026 | $38,700 | 25.763 | $9,970 | +2.14% |
| 2020-2021 | $398,969 | $38,700 | 25.224 | $9,762 | +4.15% |
The complete history of permits filed for 374 Johnson Avenue, 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 374 Johnson Avenue, 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 374 Johnson Avenue, 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) |
|---|---|---|---|---|---|
| Helen B Duffield Elementary School | 6 | Public | K-5 | 322 | 0.87 |
| Edith L Slocum Elementary School | 6 | Public | PK, K-5 | 272 | 1.12 |
| Edith L Slocum Elementary School | 6 | Public | PK, K-5 | 272 | 1.12 |
| Cherokee Street Elementary School | 5 | Public | K-5 | 592 | 1.19 |
| Andrew T Morrow School | 3 | Public | K-6 | 795 | 1.43 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Ronkonkoma Middle School | 8 | Public | 6-8 | 672 | 0.88 |
| St Joseph School | NR | Private | PK, K-8 | 212 | 1.95 |
| Cleary School For The Deaf | NR | Private | PK-12 | 79 | 2.10 |
| Gersh Academy | NR | Private | 6-12 | 0 | 2.17 |
| Ralph Reed School | 3 | Public | 7-8 | 1,149 | 2.27 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Connetquot High School | 8 | Public | 9-12 | 1,757 | 1.54 |
| Cleary School For The Deaf | NR | Private | PK-12 | 79 | 2.10 |
| Gersh Academy | NR | Private | 6-12 | 0 | 2.17 |
| Central Islip Senior High School | 3 | Public | 9-12 | 2,576 | 2.99 |
| Hauppauge High School | 9 | Public | 9-12 | 1,079 | 3.01 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 374 Johnson Avenue, Ronkonkoma.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 41 Forest Dr, Ronkonkoma | 07/28/1998 | ||
| 37 Forest Dr, Ronkonkoma | 12/31/1993 | $138,000 | |
| 35 Forest Dr, Ronkonkoma | 09/09/2013 | ||
| 29 Forest Dr, Ronkonkoma | 1,031 | 07/09/2021 | $353,000 |
| 24 Arbutus CT, Ronkonkoma | |||
| 36 Forest Dr, Ronkonkoma | |||
| 28 Arbutus CT, Ronkonkoma | 09/30/2013 | ||
| 8 Arbutus CT, Ronkonkoma | 1,071 | 03/14/2024 | $430,000 |
| 36 Garden CT, Ronkonkoma | 2,174 | 11/20/2025 | $645,000 |
| 18 Forest Dr, Ronkonkoma | 2,098 | 03/22/2023 | |
| 425 Johnson Ave, Ronkonkoma | 2,305 | 12/05/2019 | $480,000 |
| 32 Garden CT, Ronkonkoma | 08/16/2024 | ||
| 28 Garden CT, Ronkonkoma | |||
| 34 Arbutus CT, Ronkonkoma | 1,572 | 10/05/2020 | |
| 18 Arbutus CT, Ronkonkoma | |||
| 16 Forest Dr, Ronkonkoma | 03/03/2011 | ||
| 33 Forest Dr, Ronkonkoma | 07/10/2025 | $545,000 | |
| 20 May CT, Ronkonkoma | 1,050 | 01/27/2022 | |
| 24 Garden CT, Ronkonkoma | 07/08/1994 | $135,000 | |
| 16 Garden CT, Ronkonkoma |