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20 Mortimer Street, Westhampton Beach, NY 11978 Property Information

20 Mortimer Street, Westhampton Beach, NY 11978 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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20 Mortimer Street, Westhampton Beach, NY 11978
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Address

Primary address 20 Mortimer Street, Westhampton Beach
Zip code 11978
County Suffolk
Municipality Southampton
Parcel ID 7-2-5.6

Sales & Tax Overview for 20 Mortimer Street, Westhampton Beach

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Property tax $6,000

Lot & Building Information for 20 Mortimer Street, Westhampton Beach

Building sqft 3,360
Building class Apartments (411)
Acreage 0.69
Year built 1986
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district Westhampton Beach

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Other Property Data for 20 Mortimer Street, Westhampton Beach

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  • • Improvements for 20 Mortimer Street, Westhampton Beach , including their type, square footage, grade and when they were built.
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About 20 Mortimer Street, Westhampton Beach

What is the year built & the total sq. ft. for 20 Mortimer Street, Westhampton Beach, NY 11978?

20 Mortimer Street, Westhampton Beach, NY 11978 was built in 1986 and has a total of 3,360 square feet.

What is the assessed value of 20 Mortimer Street, Westhampton Beach, NY 11978 and the property tax paid?

Assessed at $733,300, the tax amount paid for 20 Mortimer Street, Westhampton Beach, NY 11978 is $6,000.

How many residential units does this building have?

This building has 6 residential unit(s).

Ownership Information

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Real Estate Reports:
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.
Laura Pop-Badiu, Apr 09, 2026 How to Do a Title Search on Property Yourself: A Step-by-Step Online GuideĀ 
A property title search is the process of reviewing public records to confirm who legally owns a property and whether there are any liens, mortgages or legal claims attached to it. Explore our step-by-step guide explaining how you can perform a title search yourself. 
Research 100M+ property records powered by:
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Past Sales & Property History for 20 Mortimer Street, Westhampton Beach

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No recorded sales for this property.

Title Documents for 20 Mortimer Street, Westhampton Beach

Data not available for this property.

Property Taxes for 20 Mortimer Street, Westhampton Beach

Access detailed property tax data for 20 Mortimer Street, Westhampton Beach, NY 11978. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025-2026
Property tax $6,000
Market value $1,163,968
Assessed value $733,300

Assessment History for 20 Mortimer Street, Westhampton Beach

Here's the assessment & property tax history for 20 Mortimer Street, Westhampton 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
2024-2025 $1,163,968 $733,300 7.9313 $5,816 +8.33%
2023-2024 $1,055,108 $733,300 7.3212 $5,369 -5.32%
2022-2023 $928,228 $733,300 7.7329 $5,671 +1.85%
2021-2022 $733,300 $733,300 7.5923 $5,567 +1.29%
2020-2021 $733,300 $733,300 7.4958 $5,497 +0.69%

Permits for 20 Mortimer Street, Westhampton Beach

The complete history of permits filed for 20 Mortimer Street, Westhampton 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.

Data not available for this property.

Demographics by Zip Code

Total population 4,705
Median age 45.1
Average household income $222,068
Family households 71.4%
Occupied housing units 1,704
Owner occupied units 88.2%
Average number of people per household 2.68
Median year structure built 1985
Median value for units with a mortgage $1,075,000
Median value for units without a mortgage $1,010,100

Risk

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FEMA flood zone(s) X (See more on map)

Transportation

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Neighbors for 20 Mortimer Street, Westhampton Beach

Here are the neighbors for 20 Mortimer Street, Westhampton Beach.

Address Square feet Purchase date Purchase price
91 Beach Rd, Westhampton Beach 2,965 03/25/2019
118 Beach Rd, Westhampton Beach 4,010 08/01/2007 $1,850,000
121 Aspatuck Rd, Westhampton Beach 1,817 04/14/2025 $1,375,000
82 Beach Rd, Westhampton Beach 1,667 05/05/2021 $1,399,000
3 Mortimer St, Westhampton Beach 1,809 02/25/2019 $440,000
279 Montauk Hwy, Westhampton Beach 2,132 03/24/2015
94 Brook Rd, Westhampton Beach 4,848 10/10/2013 $2,875,000
81 Aspatuck Rd, Westhampton Beach 2,562 09/01/2023
124 Aspatuck Rd, Westhampton Beach 4,191 10/08/2020 $1,950,000
89 Beach Rd, Westhampton Beach 1,304 05/10/2002 $545,000
353 Montauk Hwy, Westhampton Beach
99 Beach Rd, Westhampton Beach 2,156 07/21/2020 $871,500
303 Montauk Hwy, Westhampton Beach 2,520 01/25/2020
82 Brook Rd, Westhampton Beach 3,661 06/21/2007
325 Montauk Hwy, Westhampton Beach 11,970 07/07/2020
75 Aspatuck Rd, Westhampton Beach 2,497 02/21/2013 $191,485
2 Brook Ln, Westhampton Beach 04/07/2025 $2,252,600
115 Aspatuck Rd, Westhampton Beach 3,386 11/09/2015
122 Aspatuck Rd, Westhampton Beach 2,610 08/22/2025
114 Beach Rd, Westhampton Beach 2,339 09/28/2011

Nearby ZIP Codes for 20 Mortimer Street, Westhampton Beach

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