| Primary address | 21 Seville Boulevard, Sayville |
| Zip code | 11782 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 331-4-25 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 11/22/2019 |
| Sale price | $390,000 |
| Arm's length | Register |
| Property tax | $10,872 |
| Building sqft | 1,272 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.18 |
| Year built | 1935 |
| Zoning district | Register |
| School district | Sayville |
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:
21 Seville Boulevard, Sayville, NY 11782 was built in 1935 and has a total of 1,272 square feet.
What is the assessed value of 21 Seville Boulevard, Sayville, NY 11782 and the property tax paid?Assessed at $36,100, the tax amount paid for 21 Seville Boulevard, Sayville, NY 11782 is $10,871.
When was 21 Seville Boulevard, Sayville, NY 11782 last sold and what was the last sale price?21 Seville Boulevard, Sayville, NY 11782 was last sold in 11/22/2019 for $390,000.
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 21 Seville Boulevard, Sayville, 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 21 Seville Boulevard, Sayville, NY 11782. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $10,872 |
| Market value | $508,451 |
| Assessed value | $36,100 |
Here's the assessment & property tax history for 21 Seville Boulevard, Sayville, 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 | $508,451 | $36,100 | 28.936 | $10,446 | +5.54% |
| 2023-2024 | $495,879 | $36,100 | 27.418 | $9,898 | +2.17% |
| 2022-2023 | $435,990 | $36,100 | 26.836 | $9,688 | -0.83% |
| 2021-2022 | $389,009 | $36,100 | 27.061 | $9,769 | +1.27% |
| 2020-2021 | $372,165 | $36,100 | 26.722 | $9,647 | -25.83% |
The complete history of permits filed for 21 Seville Boulevard, Sayville, 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 21 Seville Boulevard, Sayville, 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 21 Seville Boulevard, Sayville 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) |
|---|---|---|---|---|---|
| Academy Street Elementary School | 9 | Public | K-5 | 303 | 0.79 |
| Lincoln Avenue Elementary School | 8 | Public | PK, K-5 | 453 | 0.79 |
| Lincoln Avenue Elementary School | 8 | Public | PK, K-5 | 453 | 0.79 |
| Sunrise Drive Elementary School | 6 | Public | K-5 | 374 | 0.87 |
| Prince Of Peace Regional School | NR | Private | PK, K-8 | 194 | 1.17 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Prince Of Peace Regional School | NR | Private | PK, K-8 | 194 | 1.17 |
| Sayville Middle School | 7 | Public | 6-8 | 619 | 1.25 |
| James Wilson Young Middle School | 6 | Public | 6-8 | 398 | 1.38 |
| West Sayville Christian School | NR | Private | K-9 | 37 | 1.80 |
| Connetquot Alternative Preschool At Premm | NR | Public | 0 | 2.94 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Bayport Blue Point High School | 9 | Public | 9-12 | 664 | 0.85 |
| Sayville High School | 9 | Public | 9-12 | 880 | 1.44 |
| Connetquot Alternative Preschool At Premm | NR | Public | 0 | 2.94 | |
| Connetquot High School | 8 | Public | 9-12 | 1,757 | 4.31 |
| Eastern Suffolk Boces | NR | Public | K-12 | 1,721 | 4.60 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 21 Seville Boulevard, Sayville.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 901 Udall Rd, West Islip | 01/23/2001 | $179,000 | |
| 9 Campion St, Brentwood | 06/28/2002 | $153,024 | |
| 225 Veronica St, Holbrook | 04/11/2013 | ||
| 20 Alan St, East Islip | 05/20/2022 | ||
| 811 Sandra Ave, West Islip | 06/30/2022 | $151,008 | |
| 88 Roslyn St, Islip Terrace | 02/15/2011 | $380,000 | |
| 115 Washington Ave, Brentwood | 01/24/2001 | $170,000 | |
| 30 Nicoll Ave, Central Islip | 11/06/2009 | $242,000 | |
| 678 Tanglewood Rd, West Islip | 02/08/2023 | ||
| 7 W End Ave, Brentwood | 2,228 | 01/21/2021 | $385,000 |
| 634 Oak Neck Rd, West Islip | 1,920 | 09/12/2017 | $515,000 |
| 1611 Brightshore Blvd, Bay Shore | 11/27/2000 | ||
| 101 Mockingbird Ln, Brentwood | 01/26/2001 | $189,000 | |
| 4 Pinewood Ave, Central Islip | 06/09/2023 | $420,000 | |
| 37 Pineaire Dr, Bay Shore | 06/07/2004 | $290,000 | |
| 10 Fern Pl, Oakdale | 06/16/2006 | $485,000 | |
| 25 Rossmore Ave, Central Islip | 02/13/2024 | $585,000 | |
| 1716 Pine Grove Blvd, Bay Shore | 03/18/2004 | $263,500 | |
| 227 Camelot CT, Islip | 09/11/2003 | $318,000 | |
| 40 W Belmont St, Bay Shore | 11/10/2022 | $450,000 |