| Primary address | 170 Johnson Avenue, Islandia |
| Zip code | 11749 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 14-3-4 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $4,463 |
| 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 $29,600, the tax amount paid for 170 Johnson Avenue, Islandia, NY 11749 is $8,334.
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 170 Johnson Avenue, Islandia, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 170 Johnson Avenue, Islandia, NY 11749. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $8,335 |
| Current property tax | $4,463 |
| Market value | $416,901 |
| Assessed value | $29,600 |
Here's the assessment & property tax history for 170 Johnson Avenue, Islandia, 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 | $416,901 | $29,600 | 26.939 | $7,974 | +4.93% |
| 2023-2024 | $406,593 | $29,600 | 25.674 | $7,600 | +1.27% |
| 2022-2023 | $357,488 | $29,600 | 25.352 | $7,504 | +0.68% |
| 2021-2022 | $318,965 | $29,600 | 25.18 | $7,453 | +2.24% |
| 2020-2021 | $305,155 | $29,600 | 24.629 | $7,290 | +4.41% |
The complete history of permits filed for 170 Johnson Avenue, Islandia, 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 170 Johnson Avenue, Islandia, 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 170 Johnson Avenue, Islandia 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) |
|---|---|---|---|---|---|
| Andrew T Morrow School | 3 | Public | K-6 | 795 | 0.91 |
| Cherokee Street Elementary School | 5 | Public | K-5 | 592 | 1.37 |
| Helen B Duffield Elementary School | 6 | Public | K-5 | 322 | 1.39 |
| Edith L Slocum Elementary School | 6 | Public | PK, K-5 | 272 | 1.63 |
| Edith L Slocum Elementary School | 6 | Public | PK, K-5 | 272 | 1.63 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Ronkonkoma Middle School | 8 | Public | 6-8 | 672 | 1.38 |
| Gersh Academy | NR | Private | 6-12 | 0 | 1.70 |
| Ralph Reed School | 3 | Public | 7-8 | 1,149 | 1.76 |
| Cleary School For The Deaf | NR | Private | PK-12 | 79 | 2.30 |
| St Joseph School | NR | Private | PK, K-8 | 212 | 2.42 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Gersh Academy | NR | Private | 6-12 | 0 | 1.70 |
| Connetquot High School | 8 | Public | 9-12 | 1,757 | 1.80 |
| Cleary School For The Deaf | NR | Private | PK-12 | 79 | 2.30 |
| Central Islip Senior High School | 3 | Public | 9-12 | 2,576 | 2.48 |
| Hauppauge High School | 9 | Public | 9-12 | 1,079 | 2.55 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 170 Johnson Avenue, Islandia.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 188 Johnson Ave, Islandia | 05/14/2013 | ||
| 145 Sycamore Ave, Islandia | 9,186 | 12/09/2010 | $1,150,000 |
| 1161 Old Nichols Rd, Islandia | |||
| 208 Sampson Ave, Islandia | |||
| 265 Johnson Ave, Islandia | 05/31/1995 | $152,500 | |
| 173 Sycamore Ave, Islandia | 03/31/2022 | $772,000 | |
| 5 Witmer CT, Islandia | 11/10/2016 | ||
| 3860 Express Dr S, Islandia | |||
| 337 Sampson Ave, Islandia | |||
| 1325 Suffolk Ave, Islandia | 37,484 | ||
| 169 Sycamore Ave, Islandia | 9,073 | 03/31/2022 | $772,000 |
| 1964 Veterans Memorial Hwy, Islandia | 02/25/2026 | $1,637,900 | |
| 1 Witmer CT, Islandia | |||
| 349 Sampson Ave, Islandia | |||
| 10 Gooseberry Ln, Islandia | 04/18/2011 | ||
| 1141 Old Nichols Rd, Islandia | 2,899 | 03/29/2019 | $540,000 |
| 200 Sampson Ave, Islandia | 1,161 | 02/09/2021 | $415,500 |
| 4 Witmer CT, Islandia | 10/23/1998 | $174,000 | |
| 201 Johnson Ave, Islandia | 12/30/2009 | $295,000 | |
| 197 Johnson Ave, Islandia | 12/05/2018 |