| Primary address | 40 Mason Street, Hempstead |
| Zip code | 11550 |
| County | Nassau |
| Town/City | Hempstead |
| Village (swiss code) | Hempstead |
| Parcel ID | 34-G-146 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Building sqft | 1,824 |
| Building class | Two Family Year - Round Residence (220.01) |
| Land | Primary site |
| Topography | Level |
| Acreage | 0.101 |
| Buildings on lot | 1 |
| Year built | 1959 |
| Stories | 2 |
| Style | Duplex Or Triplex |
| Rooms | 10 |
| Bathrooms | 2 |
| Attic | None |
| Basement | Full |
| Exterior wall | Alum/Vinyl |
| Heating type | Central |
| Heating system | Hot water |
| School district | Hempstead SD |
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:
40 Mason Street, Hempstead, NY 11550 was built in 1959 and has a total of 1,824 square feet.
What is the assessed value of 40 Mason Street, Hempstead, NY 11550 and the property tax paid?Assessed at $345, the tax amount paid for 40 Mason Street, Hempstead, NY 11550 is $8,687.
When was 40 Mason Street, Hempstead, NY 11550 last sold and what was the last sale price?40 Mason Street, Hempstead, NY 11550 was last sold in 03/02/2026 for $790,000.
How many residential units does this building have?This building has 2 residential unit(s).
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 40 Mason Street, Hempstead, 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 40 Mason Street, Hempstead, NY 11550. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2026 |
| Property tax | $8,687 |
| Tax class | Register |
| Market value | $345,000 |
| Assessed value | $345 |
Here's the assessment & property tax history for 40 Mason Street, Hempstead, 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 | $345,000 | $345 | 2537.866 | $8,756 | -6.68% |
| 2024 | $345,711 | $345 | 2719.393 | $9,382 | -7.62% |
| 2023 | $345,000 | $345 | 2943.81 | $10,156 | -10.70% |
| 2022 | $345,000 | $345 | 3296.383 | $11,373 | -12.39% |
| 2021 | $335,000 | $335 | 3874.779 | $12,981 | +105.74% |
The complete history of permits filed for 40 Mason Street, Hempstead, 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 Hempstead so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Hempstead and compare it to other neighborhoods in Nassau County.
Check out recently sold homes in Hempstead and see how their prices compare.
Create a free account to unlock extended information for 40 Mason Street, Hempstead, 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 40 Mason Street, Hempstead 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) |
|---|---|---|---|---|---|
| Evergreen Charter School | 5 | Charter | K-11 | 966 | 0.11 |
| Joseph McNeil School | 3 | Public | 1-6 | 401 | 0.33 |
| Crescent School | NR | Private | PK-12 | 239 | 0.56 |
| Crescent School | NR | Private | PK-12 | 239 | 0.56 |
| Prospect Elementary School | NR | Public | PK, K | 414 | 0.69 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Evergreen Charter School | 5 | Charter | K-11 | 966 | 0.11 |
| Crescent School | NR | Private | PK-12 | 239 | 0.56 |
| Alverta B Gray Schultz Middle School | 3 | Public | 7-8 | 938 | 0.73 |
| Hebrew Academy Of Nassau County | NR | Private | PK-12 | 1,107 | 0.96 |
| Hebrew Academy of Nassau County (Hanc) | NR | Private | PK-12 | 1,114 | 0.96 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Evergreen Charter School | 5 | Charter | K-11 | 966 | 0.11 |
| Hempstead High School | 2 | Public | 9-12 | 1,866 | 0.18 |
| Crescent School | NR | Private | PK-12 | 239 | 0.56 |
| Sacred Heart Academy | NR | Private | 9-12 | 853 | 0.82 |
| Hebrew Academy Of Nassau County | NR | Private | PK-12 | 1,107 | 0.96 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 40 Mason Street, Hempstead.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 23 Rose Ave, Hempstead | 1,144 | ||
| 11 Seabury St, Hempstead | 2,050 | 01/23/2004 | $328,000 |
| 182 W Graham St, Hempstead | 1,630 | 09/26/2005 | $420,000 |
| 60 Mason St, Hempstead | 1,466 | 10/04/2011 | $120,000 |
| 147 Graham Ave, Hempstead | 3,197 | 07/30/2010 | |
| 28 Seabury St, Hempstead | 2,150 | 07/12/2024 | |
| 15 Seabury St, Hempstead | 2,236 | 04/22/1993 | $110,500 |
| 50 Mason St, Hempstead | 1,856 | 12/18/2025 | |
| 56 Mason St, Hempstead | 1,550 | 06/14/2024 | $670,000 |
| 22 Mason St, Hempstead | 1,075 | 05/25/2007 | $300,000 |
| 5 Seabury St, Hempstead | 1,821 | 09/24/2009 | $120,516 |
| 127 W Graham Ave, Hempstead | 1,962 | 07/07/2011 | |
| 17 Seabury St, Hempstead | 1,690 | 05/24/2010 | |
| 44 Mason St, Hempstead | 2,000 | 11/09/2017 | |
| 7 Seabury St, Hempstead | 2,050 | 12/04/2025 | $730,000 |
| 655-665 Peninsula Blvd, Hempstead | 1,908 | 03/18/2016 | |
| 27 Rose Ave, Hempstead | 1,233 | 07/26/2001 | $161,860 |
| 9 Seabury St, Hempstead | 1,098 | 01/24/2024 | $565,000 |
| 15 Rose Ave, Hempstead | 1,550 | 01/30/2025 | $640,000 |
| 20 Mason St, Hempstead | 1,456 | 08/20/2013 |