| Primary address | 99 Washington Street, East Islip |
| Zip code | 11730 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 322-4-64 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 09/30/2020 |
| Sale price | $370,000 |
| Arm's length | Register |
| Property tax | $11,211 |
| Building sqft | 2,273 |
| Building class | Two Family Year-Round Residence (220) |
| Acreage | 0.25 |
| Year built | 1972 |
| Units | 2 |
| Zoning district | Register |
| School district | East 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:
99 Washington Street, East Islip, NY 11730 was built in 1972 and has a total of 2,273 square feet.
What is the assessed value of 99 Washington Street, East Islip, NY 11730 and the property tax paid?Assessed at $40,100, the tax amount paid for 99 Washington Street, East Islip, NY 11730 is $11,210.
When was 99 Washington Street, East Islip, NY 11730 last sold and what was the last sale price?99 Washington Street, East Islip, NY 11730 was last sold in 09/30/2020 for $370,000.
How many residential units does this building have?This building has 2 residential unit(s).
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 99 Washington Street, East Islip, including title documents, transfer conditions, mortgages and liens.
| Purchase date | Purchase price | Buyer name | Seller name |
|---|---|---|---|
| 09/30/2020 | $370,000 | Register | Register |
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 99 Washington Street, East Islip, NY 11730. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $11,211 |
| Market value | $564,789 |
| Assessed value | $40,100 |
Here's the assessment & property tax history for 99 Washington Street, East 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 | $564,789 | $40,100 | 26.849 | $10,766 | +2.69% |
| 2023-2024 | $550,824 | $40,100 | 26.145 | $10,484 | +0.84% |
| 2022-2023 | $484,299 | $40,100 | 25.927 | $10,397 | -0.72% |
| 2021-2022 | $432,112 | $40,100 | 26.114 | $10,472 | +2.36% |
| 2020-2021 | $413,402 | $40,100 | 25.513 | $10,231 | -20.34% |
The complete history of permits filed for 99 Washington Street, East 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 99 Washington Street, East 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 99 Washington Street, East 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) |
|---|---|---|---|---|---|
| Chatterbox Day School | NR | Private | PK-1 | 61 | 0.09 |
| Chatterbox Day School | NR | Private | PK-1 | 61 | 0.09 |
| Chatterbox Day School | NR | Private | PK, K-1 | 0 | 0.10 |
| Chatterbox Day School | NR | Private | PK, K-1 | 0 | 0.10 |
| Ruth C Kinney Elementary School | 7 | Public | 3-5 | 302 | 1.00 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| East Islip Middle School | 6 | Public | 6-8 | 804 | 0.69 |
| St Mary School | NR | Private | PK-8 | 413 | 1.05 |
| Islip Middle School | 4 | Public | 6-8 | 641 | 2.30 |
| Oakdale Bohemia Middle School | 6 | Public | 6-8 | 634 | 2.74 |
| Connetquot Alternative Preschool At Premm | NR | Public | 0 | 2.85 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| East Islip High School | 8 | Public | 9-12 | 1,145 | 0.80 |
| Islip High School | 9 | Public | 9-12 | 892 | 2.26 |
| Connetquot Alternative Preschool At Premm | NR | Public | 0 | 2.85 | |
| Connetquot High School | 8 | Public | 9-12 | 1,757 | 3.79 |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 3.85 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 99 Washington Street, East Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 1250 Saxon Ave, Bay Shore | 1,638 | 09/13/2019 | $10 |
| 88 Vanderbilt Ave, Central Islip | 02/02/2026 | $580,000 | |
| 33 Morris St, Brentwood | 02/02/2004 | $297,000 | |
| 79 Timber Ridge Dr, Holbrook | 1,403 | 06/01/2021 | |
| 114 Pinewood Ave, Central Islip | 1,248 | 10/15/2018 | $325,000 |
| 11 Winnifred St, Bay Shore | 12/22/2006 | $359,990 | |
| 226 E Springmeadow Dr, Holbrook | 02/20/2004 | $225,000 | |
| 481 Ocean Ave, Oakdale | 01/07/2004 | $430,000 | |
| 1706 E 3rd Ave, Bay Shore | 12/20/2003 | ||
| 106 Floyd St, Brentwood | 1,600 | 09/17/2020 | $365,650 |
| 117 A Suffolk Ave, Brentwood | 05/30/2012 | $51,323 | |
| 111 Meroke Ln, East Islip | 05/09/2011 | ||
| 558 Oak Ave, Bohemia | 12/08/2003 | ||
| 15 Sandpiper Ln, East Islip | 09/28/2012 | $665,000 | |
| 288 Overlook Dr, East Islip | 1,797 | 06/04/2021 | |
| 160 Glensummer Rd, Holbrook | 02/09/2004 | ||
| 986 Manor Ln, Bay Shore | 08/23/2005 | ||
| 983 Karshick St, Bohemia | 02/25/2004 | ||
| 1230 Brookdale Ave, Bay Shore | 06/30/2016 | $400,000 | |
| 31 Chris Matt CT, Bay Shore | 1,156 | 07/29/2021 |