| Primary address | 23 Slope Lane, Hauppauge |
| Zip code | 11788 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 16-1-1.2 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 03/23/2012 |
| Sale price | $650,000 |
| Arm's length | Register |
| Property tax | $14,272 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.95 |
| Zoning district | Register |
| School district | Hauppauge |
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 $65,200, the tax amount paid for 23 Slope Lane, Hauppauge, NY 11788 is $14,271.
When was 23 Slope Lane, Hauppauge, NY 11788 last sold?23 Slope Lane, Hauppauge, NY 11788 was last sold in 01/05/2022.
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 23 Slope Lane, Hauppauge, 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 23 Slope Lane, Hauppauge, NY 11788. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $14,272 |
| Market value | $918,310 |
| Assessed value | $65,200 |
Here's the assessment & property tax history for 23 Slope Lane, Hauppauge, 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 | $918,310 | $65,200 | 20.782 | $13,550 | +4.46% |
| 2023-2024 | $895,604 | $65,200 | 19.895 | $12,972 | -0.88% |
| 2022-2023 | $787,440 | $65,200 | 20.071 | $13,086 | -5.07% |
| 2021-2022 | $748,922 | $69,500 | 19.834 | $13,785 | +2.28% |
| 2020-2021 | $716,495 | $69,500 | 19.392 | $13,477 | -21.96% |
The complete history of permits filed for 23 Slope Lane, Hauppauge, 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 23 Slope Lane, Hauppauge, 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 23 Slope Lane, Hauppauge 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) |
|---|---|---|---|---|---|
| Ivy League School | NR | Private | PK-8 | 253 | 0.99 |
| Ivy League School | NR | Private | PK-8 | 253 | 0.99 |
| Ivy League School | NR | Private | PK-8 | 224 | 0.99 |
| Ivy League School | NR | Private | PK-8 | 224 | 0.99 |
| Mount Pleasant Elementary School | 6 | Public | K-5 | 492 | 1.10 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Gersh Academy | NR | Private | 6-12 | 0 | 0.40 |
| Hauppauge Middle School | 6 | Public | 6-8 | 748 | 0.61 |
| Ivy League School | NR | Private | PK-8 | 253 | 0.99 |
| Ivy League School | NR | Private | PK-8 | 224 | 0.99 |
| Ralph Reed School | 3 | Public | 7-8 | 1,149 | 1.59 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Gersh Academy | NR | Private | 6-12 | 0 | 0.40 |
| Hauppauge High School | 9 | Public | 9-12 | 1,079 | 0.72 |
| Central Islip Senior High School | 3 | Public | 9-12 | 2,576 | 1.89 |
| Smithtown Christian School | NR | Private | PK, K-12 | 529 | 2.26 |
| Developmental Disabilities Institute | NR | Private | 222 | 2.55 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 23 Slope Lane, Hauppauge.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 477 2nd Ave, Bayport | 03/27/2025 | ||
| 15 Pansmith Ln, West Islip | 2,135 | 08/21/2020 | |
| 147 Riddle St, Brentwood | 08/06/2004 | $355,000 | |
| 375 Liberty St, Hauppauge | 2,900 | 12/19/2024 | $1,200,000 |
| 1033 Fire Island Ave, Bay Shore | 10/29/2009 | $310,000 | |
| 959 Thompson Dr, Bay Shore | 08/30/1999 | $181,000 | |
| 51 Cherry St, Central Islip | 02/15/2006 | $325,000 | |
| 89 Wilson Blvd, Islip | 2,858 | 12/29/2020 | $557,000 |
| 61 Hamlet Dr, Hauppauge | 2,141 | 07/27/2017 | $669,000 |
| 189 Grand Blvd, Brentwood | 12/20/2024 | ||
| 11 Arlene Dr, Brentwood | 10/11/2016 | $365,000 | |
| 520 Myrtle Ave, West Islip | 05/22/2008 | $24,500 | |
| 3 Quality St, Oakdale | 03/03/2008 | $485,000 | |
| 215 Connetquot Dr, Oakdale | 1,330 | 02/18/2025 | $710,000 |
| 21 5th Ave, Brentwood | 03/31/2003 | ||
| 155 Grand Blvd, Brentwood | 07/24/2009 | ||
| 356 Mollie Blvd, Holbrook | 09/01/1999 | ||
| 194 Plunkett St, Brentwood | 08/20/1999 | $115,000 | |
| 103 Applegate Dr, Central Islip | 1,664 | 11/27/2017 | $350,000 |
| 31 Richmar Dr, Sayville | 09/23/2024 | $295,000 |