| Primary address | 100 Hernan Avenue, Locust Valley |
| Zip code | 11560 |
| County | Nassau |
| Town/City | Oyster Bay |
| Village (swiss code) | None (unincorporated town) |
| Parcel ID | 29-63-408 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Building sqft | 1,875 |
| Building class | One Family Year - Round Residence (210.01) |
| Land | Primary site |
| Topography | Level |
| Acreage | 0.138 |
| Buildings on lot | 1 |
| Year built | 1973 |
| Stories | 2 |
| Style | Colonial |
| Rooms | 9 |
| Bathrooms | 2 |
| Attic | None |
| Basement | Full |
| Exterior wall | Frame |
| Heating type | Central/AC |
| Heating system | Central w ac |
| Fireplace | 1 |
| Zoning district | Register (See more on map) |
| School district | Locust Valley |
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:
100 Hernan Avenue, Locust Valley, NY 11560 was built in 1973 and has a total of 1,875 square feet.
What is the assessed value of 100 Hernan Avenue, Locust Valley, NY 11560 and the property tax paid?Assessed at $525, the tax amount paid for 100 Hernan Avenue, Locust Valley, NY 11560 is $13,747.
When was 100 Hernan Avenue, Locust Valley, NY 11560 last sold and what was the last sale price?100 Hernan Avenue, Locust Valley, NY 11560 was last sold in 11/19/2010 for $540,000.
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 100 Hernan Avenue, Locust Valley, 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 100 Hernan Avenue, Locust Valley, NY 11560. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2026 |
| Property tax | $13,747 |
| Tax class | Register |
| Market value | $525,000 |
| Assessed value | $525 |
Here's the assessment & property tax history for 100 Hernan Avenue, Locust Valley, 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 | $512,000 | $512 | 2554.349 | $13,078 | -10.61% |
| 2024 | $568,000 | $537 | 2724.483 | $14,630 | -2.40% |
| 2023 | $529,000 | $529 | 2833.795 | $14,991 | -13.22% |
| 2022 | $568,000 | $568 | 3041.286 | $17,275 | -15.19% |
| 2021 | $602,000 | $602 | 3383.659 | $20,370 | +22.16% |
The complete history of permits filed for 100 Hernan Avenue, Locust Valley, 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 100 Hernan Avenue, Locust Valley, 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 100 Hernan Avenue, Locust Valley 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) |
|---|---|---|---|---|---|
| Bayville Elementary School | NR | Public | K-2 | 179 | 0.73 |
| Bayville Intermediate School | 7 | Public | 3-5 | 190 | 0.87 |
| Locust Valley Intermediate School | 7 | Public | 3-5 | 227 | 1.26 |
| Ann Macarthur Primary | NR | Public | K-2 | 200 | 1.37 |
| Mill Neck Manor School for Deaf Child | NR | Private | PK, K-12 | 0 | 1.47 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Locust Valley Middle School | 8 | Public | 6-8 | 472 | 1.17 |
| Mill Neck Manor School for Deaf Child | NR | Private | PK, K-12 | 0 | 1.47 |
| Mill Neck Manor School For The Deaf | NR | Private | PK, K-11 | 116 | 1.56 |
| Mill Neck Manor School for the Deaf | NR | Private | PK-12 | 106 | 1.69 |
| Portledge School | NR | Private | PK-12 | 522 | 2.15 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Locust Valley High School | 9 | Public | 9-12 | 629 | 1.17 |
| Mill Neck Manor School for Deaf Child | NR | Private | PK, K-12 | 0 | 1.47 |
| Mill Neck Manor School For The Deaf | NR | Private | PK, K-11 | 116 | 1.56 |
| Mill Neck Manor School for the Deaf | NR | Private | PK-12 | 106 | 1.69 |
| Portledge School | NR | Private | PK-12 | 522 | 2.15 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 100 Hernan Avenue, Locust Valley.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 34 Hernan Ave, Locust Valley | 1,198 | 01/23/2001 | $295,000 |
| 19 Allen Dr, Locust Valley | 2,307 | 09/08/2025 | |
| 90 Hernan Ave, Locust Valley | 1,736 | 07/16/2015 | |
| 24 Herman Ave, Hicksville | 11/18/2003 | ||
| 24 Herman Ave, Locust Valley | 1,643 | 09/22/2008 | |
| 52 Hernan Ave, Locust Valley | 1,864 | 03/07/2019 | |
| 44 Hernan Ave, Locust Valley | 918 | 07/05/2016 | $403,000 |
| 70 Hernan Ave, Locust Valley | 1,620 | 04/23/2013 | $465,000 |
| 106 Hernan Ave, Locust Valley | 2,569 | 09/01/2004 | $610,000 |
| 60 Hernan Ave, Locust Valley | 1,890 | 10/11/2001 | $300,000 |
| 40 Hernan Ave, Locust Valley | 1,089 | 06/08/2017 | $435,000 |
| 21 Allen Dr, Locust Valley | 2,445 | ||
| 110 Hernan Ave, Locust Valley | 2,909 | 05/14/2010 | $590,000 |
| 1 Allen Dr, Locust Valley | 2,037 | ||
| 7 Allen Dr, Locust Valley | 2,757 | 09/01/2021 | $820,000 |
| 56 Hernan Ave, Locust Valley | 1,655 | 10/07/2020 | |
| 48 Hernan Ave, Locust Valley | 1,036 | ||
| 108 Herman Ave, Locust Valley | 1,844 | ||
| 28 Hernan Ave, Locust Valley | 2,348 | 10/28/2020 | $655,000 |
| 9 Allen Dr, Locust Valley | 2,459 | 08/09/2016 | $627,000 |