| Primary address | 9 Sebastian Drive, Riverhead |
| Zip code | 11901 |
| County | Suffolk |
| Municipality | Riverhead |
| Parcel ID | 17-1-5.6 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 08/04/2009 |
| Sale price | $495,000 |
| Arm's length | Register |
| Current property tax | $14,690 |
| Building sqft | 2,207 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.92 |
| Frontage | 143 |
| Year built | 1999 |
| Year last altered | 2002 |
| Stories | 1 |
| Rooms | 6 |
| Bedrooms | 3 |
| Bathrooms | 2 |
| Zoning district | Register |
| School district | Riverhead |
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:
9 Sebastian Drive, Riverhead, NY 11901 was built in 1999 and has a total of 2,207 square feet.
What is the assessed value of 9 Sebastian Drive, Riverhead, NY 11901 and the property tax paid?Assessed at $67,000, the tax amount paid for 9 Sebastian Drive, Riverhead, NY 11901 is $13,764.
When was 9 Sebastian Drive, Riverhead, NY 11901 last sold and what was the last sale price?9 Sebastian Drive, Riverhead, NY 11901 was last sold in 08/04/2009 for $495,000.
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 9 Sebastian Drive, Riverhead, including title documents, transfer conditions, mortgages and liens.
*Here are the three most recent sales for this property.
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 9 Sebastian Drive, Riverhead, NY 11901. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $13,765 |
| Current property tax | $14,690 |
| Market value | $821,078 |
| Assessed value | $67,000 |
Here's the assessment & property tax history for 9 Sebastian Drive, Riverhead, 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 | $821,078 | $67,000 | 205.4452 | $13,765 | +6.41% |
| 2024-2025 | $803,357 | $67,000 | 193.0705 | $12,936 | +5.97% |
| 2023-2024 | $721,206 | $67,000 | 182.1973 | $12,207 | +0.36% |
| 2022-2023 | $660,750 | $67,000 | 181.537 | $12,163 | -0.85% |
| 2021-2022 | $567,796 | $67,000 | 183.085 | $12,267 | +2.94% |
The complete history of permits filed for 9 Sebastian Drive, Riverhead, 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.
Access a detailed real estate market overview of Riverhead so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Riverhead and compare it to other neighborhoods in Suffolk County.
Create a free account to unlock extended information for 9 Sebastian Drive, Riverhead, 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 9 Sebastian Drive, Riverhead 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) |
|---|---|---|---|---|---|
| Riley Avenue School | 4 | Public | K-4 | 461 | 2.60 |
| St John Paul II Regional School | NR | Private | PK-8 | 130 | 3.40 |
| St John Paul II Regional School | NR | Private | PK-8 | 130 | 3.40 |
| St Isidore School | NR | Private | PK-8 | 133 | 3.40 |
| St Isidore School | NR | Private | PK-8 | 133 | 3.40 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Bishop Mcgann-Mercy Diocesan High School | NR | Private | 7-12 | 481 | 2.83 |
| Riverhead Middle School | 3 | Public | 6-8 | 827 | 3.39 |
| St John Paul II Regional School | NR | Private | PK-8 | 130 | 3.40 |
| St Isidore School | NR | Private | PK-8 | 133 | 3.40 |
| Riverhead Charter School | 6 | Charter | K-11 | 823 | 3.47 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Suffolk County Sheriffs Office | NR | Public | 12 | 7 | 0.08 |
| Bishop Mcgann-Mercy Diocesan High School | NR | Private | 7-12 | 481 | 2.83 |
| Riverhead Senior High School | 3 | Public | 9-12 | 2,001 | 3.23 |
| Riverhead Charter School | 6 | Charter | K-11 | 823 | 3.47 |
| Little Flower School | NR | Public | 3-12 | 92 | 6.53 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 9 Sebastian Drive, Riverhead.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 8 Sebastian Dr, Riverhead | 1,910 | 09/22/2025 | |
| 5 Sebastian Dr, Riverhead | 1,573 | 03/22/2022 | $325,000 |
| 1 Sebastian Dr, Riverhead | 1,690 | 01/02/2002 | |
| 31 Center Dr, Riverhead | 1,456 | 09/30/2014 | $261,750 |
| 20 Dolphin Way, Riverhead | 1,430 | 06/28/2022 | $675,000 |
| 22 Dolphin Way, Riverhead | 3,480 | 05/21/2004 | $415,000 |
| 24 Dolphin Way, Riverhead | 2,520 | 06/04/2025 | $1 |
| 7 Sebastian Dr, Riverhead | 1,544 | 03/11/2022 | $700,000 |
| 46 Park Rd, Calverton | 2,304 | 08/04/2005 | $1 |
| 3446 Sound Ave, Calverton | 1,717 | 10/25/1994 | $151,500 |
| 21 Center Dr, Riverhead | 1,324 | 05/21/2024 | $1 |
| 18 Dolphin Way, Riverhead | 1,948 | ||
| 28 Dolphin Way, Riverhead | 1,951 | 10/12/2022 | $1 |
| 2 Sebastian Dr, Riverhead | 1,203 | 06/03/2022 | $540,000 |
| 3 Sebastian Dr, Riverhead | 1,930 | 03/10/2022 | $1 |
| 16 Dolphin Way, Riverhead | 2,304 | 03/09/2012 | $1 |
| 4 Sebastian Dr, Riverhead | 10/31/2024 | ||
| 26 Dolphin Way, Riverhead | 2,162 | 11/27/2012 | $1 |
| 30 Dolphin Way, Riverhead | 2,146 | 01/14/2025 | $1 |
| 6 Sebastian Dr, Riverhead | 1,956 | 06/30/2017 | $510,000 |