| Primary address | 139 Robert Street, Mastic |
| Zip code | 11950 |
| County | Suffolk |
| Municipality | Brookhaven |
| Parcel ID | 4011590 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 03/10/1999 |
| Sale price | $68,000 |
| Arm's length | Register |
| Property tax | $5,234 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.46 |
| Zoning district | Register |
| School district | William Floyd |
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 $1,415, the tax amount paid for 139 Robert Street, Mastic, NY 11950 is $5,234.
When was 139 Robert Street, Mastic, NY 11950 last sold?139 Robert Street, Mastic, NY 11950 was last sold in 11/16/2024.
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 139 Robert Street, Mastic, including title documents, transfer conditions, mortgages and liens.
| Purchase date | Purchase price | Buyer name | Seller name |
|---|---|---|---|
| 03/10/1999 | $68,000 | Register | Register |
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 139 Robert Street, Mastic, NY 11950. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $5,234 |
| Market value | $266,981 |
| Assessed value | $1,415 |
Here's the assessment & property tax history for 139 Robert Street, Mastic, 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 | $266,981 | $1,415 | 369.908 | $5,234 | +1.72% |
| 2024-2025 | $266,981 | $1,415 | 363.67 | $5,146 | +2.08% |
| 2023-2024 | $262,037 | $1,415 | 356.252 | $5,041 | -12.23% |
| 2022-2023 | $228,226 | $1,415 | 405.87 | $5,743 | -3.28% |
| 2021-2022 | $191,216 | $1,415 | 419.634 | $5,938 | +0.99% |
The complete history of permits filed for 139 Robert Street, Mastic, 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 Brookhaven so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Brookhaven and compare it to other neighborhoods in Suffolk County.
Create a free account to unlock extended information for 139 Robert Street, Mastic, 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 139 Robert Street, Mastic 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) |
|---|---|---|---|---|---|
| John S Hobart Elementary School | 3 | Public | K-5 | 798 | 0.90 |
| William Floyd Elementary School | 4 | Public | K-5 | 742 | 0.95 |
| William Floyd Learning Center | NR | Public | K-5 | 68 | 0.95 |
| Nathaniel Woodhull Elementary School | 6 | Public | K-5 | 703 | 1.06 |
| Moriches Elementary School | 5 | Public | K-5 | 822 | 1.07 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| William Paca Middle School | 4 | Public | 6-8 | 1,009 | 1.28 |
| William Floyd Middle School | 3 | Public | 6-8 | 1,053 | 1.71 |
| Center Moriches Middle School | 3 | Public | 6-8 | 325 | 2.10 |
| Eastport South Manor Junior Senior High School | 5 | Public | 7-12 | 1,530 | 2.78 |
| Our Lady Queen Of Apostles Reg Catholic School | NR | Private | PK-8 | 153 | 2.96 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| William Floyd High School | 5 | Public | 9-12 | 3,013 | 1.06 |
| Center Moriches High School | 8 | Public | 9-12 | 556 | 2.10 |
| Eastport South Manor Junior Senior High School | 5 | Public | 7-12 | 1,530 | 2.78 |
| Leonard E Burket Christian School | NR | Private | PK-12 | 77 | 3.33 |
| Bellport Senior High School | 5 | Public | 9-12 | 1,392 | 4.39 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 139 Robert Street, Mastic.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 145 Robert St, Mastic | 11/17/2015 | ||
| 5 Robinwood St, Mastic | 1,050 | 07/23/2004 | $177,000 |
| 141 Robert St, Mastic | 08/25/2017 | $215,000 | |
| 155 Robert St, Mastic | 02/08/2021 | ||
| 7 Robinwood St, Mastic | 1,328 | 10/17/2016 | $120,000 |
| 129 Robert St, Mastic | 07/31/2018 | $295,000 | |
| 147 Somerset Ave, Mastic | 1,140 | 06/21/2022 | $400,000 |
| 151 Robert St, Mastic | 06/14/2022 | $245,000 | |
| 163 Somerset Ave, Mastic | 1,480 | 03/24/2005 | $345,000 |
| 894 Mastic Rd, Mastic | 1,548 | 02/15/2007 | |
| 910 Mastic Rd, Mastic | 1,280 | 06/07/2011 | |
| 162 Somerset Ave, Mastic | 1,410 | 10/30/2019 | $330,000 |
| 166 Somerset Ave, Mastic | 1,530 | 01/08/2025 | $610,000 |
| 165 Somerset Ave, Mastic | 960 | 01/20/2021 | $329,500 |
| 157 Robert St, Mastic | 11/15/2019 | $269,000 | |
| 173 Somerset Ave, Mastic | 06/21/2019 | $309,000 | |
| 1 Robinwood St, Mastic | 1,014 | 10/04/2024 | $425,000 |
| 158 Somerset Ave, Mastic | 924 | 08/01/2022 | $265,000 |
| 1720 Somerset Ave, Mastic | 960 | 09/06/2002 | $130,000 |
| 153 Somerset Ave, Mastic | 06/25/2021 | $369,999 |