| Primary address | 421 Dehnhoff Walk, Ocean Beach |
| Zip code | 11770 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 2-3-51.2 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Property tax | $8,452 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.14 |
| Zoning district | Register |
| School district | Fire Island |
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 $108,000, the tax amount paid for 421 Dehnhoff Walk, Ocean Beach, NY 11770 is $8,452.
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 421 Dehnhoff Walk, Ocean Beach, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 421 Dehnhoff Walk, Ocean Beach, NY 11770. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $8,452 |
| Market value | $1,521,126 |
| Assessed value | $108,000 |
Here's the assessment & property tax history for 421 Dehnhoff Walk, Ocean Beach, 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 | $1,521,126 | $108,000 | 7.826 | $8,452 | +14.43% |
| 2024-2025 | $1,521,126 | $108,000 | 6.839 | $7,386 | +9.53% |
| 2023-2024 | $1,483,517 | $108,000 | 6.244 | $6,744 | -5.49% |
| 2022-2023 | $1,304,348 | $108,000 | 6.607 | $7,136 | -3.29% |
| 2021-2022 | $1,163,793 | $108,000 | 6.832 | $7,379 | +3.36% |
The complete history of permits filed for 421 Dehnhoff Walk, Ocean Beach, 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 421 Dehnhoff Walk, Ocean Beach, 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) | AE (See more on map) |
Access the detailed traffic volume map for 421 Dehnhoff Walk, Ocean Beach 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) |
|---|---|---|---|---|---|
| Timber Point Elementary School | NR | Public | PK, K-2 | 345 | 5.37 |
| Timber Point Elementary School | NR | Public | PK, K-2 | 345 | 5.37 |
| John F Kennedy Elementary School | 5 | Public | 3-5 | 450 | 5.66 |
| Maud S Sherwood Elementary School | 6 | Public | 2-5 | 335 | 5.92 |
| St Mary School | NR | Private | PK-8 | 413 | 6.16 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| St Mary School | NR | Private | PK-8 | 413 | 6.16 |
| West Sayville Christian School | NR | Private | K-9 | 37 | 6.58 |
| Islip Middle School | 4 | Public | 6-8 | 641 | 6.76 |
| Connetquot Alternative Preschool At Premm | NR | Public | 0 | 6.77 | |
| Prince Of Peace Regional School | NR | Private | PK, K-8 | 194 | 7.11 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Connetquot Alternative Preschool At Premm | NR | Public | 0 | 6.77 | |
| Islip High School | 9 | Public | 9-12 | 892 | 6.82 |
| Sayville High School | 9 | Public | 9-12 | 880 | 6.95 |
| East Islip High School | 8 | Public | 9-12 | 1,145 | 7.40 |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 7.88 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 421 Dehnhoff Walk, Ocean Beach.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 406 Dehnhoff Walk, Ocean Beach | 01/31/2024 | $950,000 | |
| 366 Dehnhoff Walk, Ocean Beach | 08/02/2024 | ||
| 368 Dehnhoff Walk, Ocean Beach | |||
| 278 Cottage Walk, Ocean Beach | 11/17/2022 | $1,950,000 | |
| 414 Dehnhoff Walk, Ocean Beach | 01/26/2024 | ||
| 531 Bayberry Walk, Ocean Beach | 11/12/1999 | $275,000 | |
| 427 Dehnhoff Walk, Ocean Beach | 06/14/2021 | ||
| 543 Bayberry Walk, Ocean Beach | 11/02/2018 | ||
| 532 Bayberry Walk, Ocean Beach | |||
| 371 Dehnhoff Walk, Ocean Beach | 12/29/2015 | $618,000 | |
| 386 Dehnhoff Walk, Ocean Beach | 06/28/2019 | $515,000 | |
| 270 Cottage Walk, Ocean Beach | 09/25/2009 | ||
| 520 Bayberry Walk, Ocean Beach | 04/01/2022 | ||
| 425 Dehnhoff Walk, Ocean Beach | 04/04/2023 | $1,100,000 | |
| 538 Bayberry Walk, Ocean Beach | 01/11/2023 | ||
| 522 Bayberry Walk, Ocean Beach | |||
| 373 Dehnhoff Walk, Ocean Beach | 02/24/2009 | ||
| 276 Cottage Walk, Ocean Beach | 04/18/2014 | ||
| 244 Cottage Walk, Ocean Beach | 05/25/2017 | $1,197,500 |