| Primary address | 54 Dean Street, Islandia |
| Zip code | 11749 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 17-2-37 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 12/06/2019 |
| Sale price | $350,000 |
| Arm's length | Register |
| Property tax | $9,134 |
| Building sqft | 2,064 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.26 |
| Year built | 1965 |
| Zoning district | Register |
| School district | Central 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:
54 Dean Street, Islandia, NY 11749 was built in 1965 and has a total of 2,064 square feet.
What is the assessed value of 54 Dean Street, Islandia, NY 11749 and the property tax paid?Assessed at $30,700, the tax amount paid for 54 Dean Street, Islandia, NY 11749 is $9,134.
When was 54 Dean Street, Islandia, NY 11749 last sold and what was the last sale price?54 Dean Street, Islandia, NY 11749 was last sold in 12/06/2019 for $350,000.
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 54 Dean Street, Islandia, including title documents, transfer conditions, mortgages and liens.
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 54 Dean Street, Islandia, NY 11749. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $9,134 |
| Market value | $432,394 |
| Assessed value | $30,700 |
Here's the assessment & property tax history for 54 Dean Street, 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 |
|---|---|---|---|---|---|
| 2025-2026 | $432,394 | $30,700 | 29.753 | $9,134 | +2.86% |
| 2024-2025 | $432,394 | $30,700 | 28.927 | $8,881 | +5.86% |
| 2023-2024 | $421,703 | $30,700 | 27.326 | $8,389 | -1.20% |
| 2022-2023 | $370,773 | $30,700 | 27.658 | $8,491 | +0.81% |
| 2021-2022 | $330,819 | $30,700 | 27.436 | $8,423 | -2.91% |
The complete history of permits filed for 54 Dean Street, 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 54 Dean Street, 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 54 Dean Street, 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 (miles) |
|---|---|---|---|---|---|
| Andrew T Morrow School | 3 | Public | K-6 | 795 | 0.53 |
| Charles A Mulligan School | 4 | Public | K-6 | 981 | 1.33 |
| Francis J O Neill School | 5 | Public | K-6 | 614 | 1.60 |
| Marguerite L Mulvey School | 5 | Public | K-6 | 526 | 1.67 |
| Cherokee Street Elementary School | 5 | Public | K-5 | 592 | 1.80 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Ralph Reed School | 3 | Public | 7-8 | 1,149 | 1.26 |
| Gersh Academy | NR | Private | 6-12 | 0 | 1.42 |
| Ronkonkoma Middle School | 8 | Public | 6-8 | 672 | 1.84 |
| Our Lady Of Providence Regional School | NR | Private | PK-8 | 251 | 1.93 |
| Hauppauge Middle School | 6 | Public | 6-8 | 748 | 2.27 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Gersh Academy | NR | Private | 6-12 | 0 | 1.42 |
| Central Islip Senior High School | 3 | Public | 9-12 | 2,576 | 1.98 |
| Connetquot High School | 8 | Public | 9-12 | 1,757 | 2.01 |
| Hauppauge High School | 9 | Public | 9-12 | 1,079 | 2.26 |
| Cleary School For The Deaf | NR | Private | PK-12 | 79 | 2.70 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 54 Dean Street, Islandia.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 80 Sagebrush Ln, Islandia | 07/08/1998 | $144,100 | |
| 127 Silverleaf Ln, Islandia | 08/30/2010 | $160,825 | |
| 139 Split Cedar Dr, Islandia | 2,472 | 07/26/2018 | $331,000 |
| 82 Scotch Pine Dr, Islandia | 07/25/2018 | $335,000 | |
| 264 Sycamore Ln, Islandia | 08/15/2014 | $230,000 | |
| 48 Sand Ln, Islandia | 08/06/2012 | $230,000 | |
| 12 Sand Ln, Islandia | 07/21/1998 | $131,000 | |
| 19 Split Cedar Dr, Islandia | 08/27/2014 | $253,000 | |
| 70 Scotch Pine Dr, Islandia | 11/15/2004 | ||
| 155 Silverleaf Ln, Islandia | 1,440 | 05/17/2017 | |
| 142 Bedford Ave, Islandia | 05/17/2021 | $55,000,000 | |
| 301 Hawthorne Ave, Islandia | 03/01/2001 | $168,000 | |
| 240 Gibbs Rd, Islandia | 06/07/2022 | $360,000 | |
| 15 Blazer Dr, Islandia | 10/13/2022 | $308,000 | |
| 72 Bergen St, Islandia | 1,704 | 09/20/2017 | $332,500 |
| 51 Sagebrush Ln, Islandia | 2,409 | 11/29/2021 | |
| 30 Oakforest Dr, Islandia | 03/05/2010 | ||
| 303 Sampson Ave, Islandia | 05/16/2014 | $165,111 | |
| 26 Oakforest Dr, Islandia | 05/23/2003 |