Suffolk County  »  11950  »  Monroe St  »  171 Monroe St

171 Monroe Street, Mastic, NY 11950 Property Information

171 Monroe Street, Mastic, NY 11950 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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171 Monroe Street, Mastic, NY 11950
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Address

Primary address 171 Monroe Street, Mastic
Zip code 11950
County Suffolk
Municipality Brookhaven
Parcel ID 4013220

Sales & Tax Overview for 171 Monroe Street, Mastic

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Current property tax $4,801

Lot & Building Information for 171 Monroe Street, Mastic

Building sqft 1,762
Building class One Family Year-Round Residence (210)
Acreage 0.52
Year built 1986
Rooms 6
Bedrooms 3
Bathrooms 2
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district William Floyd

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Other Property Data for 171 Monroe Street, Mastic

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  • • Improvements for 171 Monroe Street, Mastic , including their type, square footage, grade and when they were built.
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About 171 Monroe Street, Mastic

What is the year built & the total sq. ft. for 171 Monroe Street, Mastic, NY 11950?

171 Monroe Street, Mastic, NY 11950 was built in 1986 and has a total of 1,762 square feet.

What is the assessed value of 171 Monroe Street, Mastic, NY 11950 and the property tax paid?

Assessed at $1,850, the tax amount paid for 171 Monroe Street, Mastic, NY 11950 is $6,843.

Ownership Information

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Real Estate Reports:
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks
Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.
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Past Sales & Property History for 171 Monroe Street, Mastic

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No recorded sales for this property.

Title Documents for 171 Monroe Street, Mastic

Data not available for this property.

Property Taxes for 171 Monroe Street, Mastic

Access detailed property tax data for 171 Monroe Street, Mastic, NY 11950. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025-2026
Base tax $6,843
Current property tax $4,801
Market value $349,057
Assessed value $1,850

Assessment History for 171 Monroe Street, Mastic

Here's the assessment & property tax history for 171 Monroe 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
2024-2025 $349,057 $1,850 363.67 $6,728 +2.08%
2023-2024 $342,593 $1,850 356.252 $6,591 -12.23%
2022-2023 $298,387 $1,850 405.87 $7,509 -3.28%
2021-2022 $250,000 $1,850 419.634 $7,763 +0.99%
2020-2021 $240,260 $1,850 415.528 $7,687 +2.62%

Permits for 171 Monroe Street, Mastic

The complete history of permits filed for 171 Monroe 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.

Data not available for this property.

Risk

Create a free account to unlock extended information for 171 Monroe 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)

Transportation

Access the detailed traffic volume map for 171 Monroe 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

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
William Floyd Learning Center NR Public K-5 68 0.36
William Floyd Elementary School 4 Public K-5 742 0.36
John S Hobart Elementary School 3 Public K-5 798 0.39
Nathaniel Woodhull Elementary School 6 Public K-5 703 0.62
Tangier Smith Elementary School 5 Public K-5 755 1.06

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
William Paca Middle School 4 Public 6-8 1,009 0.92
William Floyd Middle School 3 Public 6-8 1,053 2.31
Center Moriches Middle School 3 Public 6-8 325 2.70
Eastport South Manor Junior Senior High School 5 Public 7-12 1,530 3.26
Our Lady Queen Of Apostles Reg Catholic School NR Private PK-8 153 3.53

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
William Floyd High School 5 Public 9-12 3,013 0.73
Center Moriches High School 8 Public 9-12 556 2.70
Eastport South Manor Junior Senior High School 5 Public 7-12 1,530 3.26
Bellport Senior High School 5 Public 9-12 1,392 3.79
Leonard E Burket Christian School NR Private PK-12 77 3.93

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 171 Monroe Street, Mastic

Here are the neighbors for 171 Monroe Street, Mastic.

Address Square feet Purchase date Purchase price
34 Terapin St, Mastic 1,050 11/20/2013 $108,000
24 Terapin St, Mastic 1,348
20 Terapin St, Mastic 1,366 07/08/2024 $550,000
12 Terapin St, Mastic 2,138 03/26/2025
163 Monroe St, Mastic 1,008 12/19/1994
139 Monroe St, Mastic 1,750 03/19/2021 $350,000
143 Monroe St, Mastic 1,326 01/15/2016 $124,900
141 Monroe St, Mastic 1,177 11/07/2024 $474,000
165 Monroe St, Mastic 2,572 09/30/2011
151 Monroe St, Mastic 1,456 09/06/2013 $265,000
38 Terapin St, Mastic 2,320 04/22/2014 $288,000
36 Terapin St, Mastic 2,060 04/11/2005
32 Terapin St, Mastic 1,040 10/07/2025
18 Terapin St, Mastic 1,904 04/27/2018 $279,000
14 Terapin St, Mastic 1,000 12/21/2023 $377,500
147 Monroe St, Mastic 1,264 10/25/2002 $183,200
26 Terapin St, Mastic 4,900
161 Monroe St, Mastic 1,266 07/22/1998 $97,000
159 Monroe St, Mastic 1,158 09/20/2023 $470,000
137 Monroe St, Mastic 1,050 04/30/2024 $385,000

Nearby ZIP Codes for 171 Monroe Street, Mastic

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