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320 East Boston Post Road, Mamaroneck, NY 10543 Property Information

320 East Boston Post Road, Mamaroneck, NY 10543 Property Information

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  • Owner
  • Documents
  • Tax
  • Neighborhood
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320 East Boston Post Road, Mamaroneck, NY 10543
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Address

Primary address 320 East Boston Post Road, Mamaroneck
Zip code 10543
County Westchester
Municipality Rye
Parcel ID 154.50-1-69

Sales & Tax Overview for 320 East Boston Post Road, Mamaroneck

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

Current property tax $2,996

Lot & Building Information for 320 East Boston Post Road, Mamaroneck

Building sqft 6,470
Building class Religious (620)
Acreage 1.26
Lot dimensions 130 ft X 211 ft
Frontage 130
Depth 211
Year built 1885
Stories 2
Water supply Comm/public
Sewer Comm/public
Story height
Air conditioning coverage 100%
Sprinkler coverage
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district Rye Neck

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Other Property Data for 320 East Boston Post Road, Mamaroneck

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About 320 East Boston Post Road, Mamaroneck

What is the year built & the total sq. ft. for 320 East Boston Post Road, Mamaroneck, NY 10543?

320 East Boston Post Road, Mamaroneck, NY 10543 was built in 1885 and has a total of 6,470 square feet.

What is the assessed value of 320 East Boston Post Road, Mamaroneck, NY 10543 and the property tax paid?

Assessed at $4,963,400, the tax amount paid for 320 East Boston Post Road, Mamaroneck, NY 10543 is $136,303.

Ownership Information

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Real Estate Reports:
Eliza Theiss, Jun 23, 2026 NYC Resale Gains & Losses: Every Borough Made Money in 2025, Except Manhattan
In 2025, NYC home-sellers mostly made money. But, in Manhattan, resales came with losses — and it was apartments and recent buyers that absorbed them.
Laura Pop-Badiu, Jun 11, 2026 NYC Business Leaders on RTO: Survey Reveals Hybrid Still Dominates, Office Attendance Set to Rise
Hubble’s recent survey of 126 founders, CEOs and other decision-makers in New York City’s startup ecosystem revealed how local business leaders are approaching workplace strategy in 2026 and beyond.
Eliza Theiss, Jun 04, 2026 World Cup or Your Mortgage/Rent? Ticket Prices Rival Host City Housing Costs
World Cup ticket prices rival monthly housing expenses in the 11 U.S. host cities, with even the cheapest seats covering weeks or even months of rent or mortgage payments.
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Past Sales & Property History for 320 East Boston Post Road, Mamaroneck

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No recorded sales for this property.

Title Documents for 320 East Boston Post Road, Mamaroneck

Data not available for this property.

Property Taxes for 320 East Boston Post Road, Mamaroneck

Access detailed property tax data for 320 East Boston Post Road, Mamaroneck, NY 10543. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025
Base tax $136,303
Current property tax $2,996
Market value $4,963,400
Assessed value $4,963,400

Assessment History for 320 East Boston Post Road, Mamaroneck

Here's the assessment & property tax history for 320 East Boston Post Road, Mamaroneck, 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 $4,963,400 $4,963,400 27.4617 $136,303 -3.76%
2024 $4,963,400 $4,963,400 28.5357 $141,634 -6.37%
2023 $4,963,400 $4,963,400 30.4759 $151,264 -3.37%
2022 $4,963,400 $4,963,400 31.5375 $156,533 +6.96%
2021 $4,963,400 $4,963,400 29.4862 $146,352 -10.73%

Mamaroneck residential market stats

Median Sale Price
$1,060,000
-35.1% YoY
Median Price/Sqft
$534
-14.4% YoY
Westchester County Median Sale Price
$850,000
4.9% YoY

Access a detailed real estate market overview of Mamaroneck so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Mamaroneck and compare it to other neighborhoods in Westchester County.

Demographics by Zip Code

Total population 20,989
Median age 39.8
Average household income $202,707
Family households 71.7%
Occupied housing units 7,630
Owner occupied units 58.2%
People per household (average) 2.71
Median year structure built 1954
Median value for units with a mortgage $756,700
Median value for units without a mortgage $688,400

Risk

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

Transportation

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Neighbors for 320 East Boston Post Road, Mamaroneck

Here are the neighbors for 320 East Boston Post Road, Mamaroneck.

Address Square feet Purchase date Purchase price
591 E Boston Post Rd, Mamaroneck 5,250 08/24/2009 $2,258,000
317 Tompkins Ave, Mamaroneck 2,221 11/30/2016
579-585 E Boston Post Rd, Mamaroneck 2,500
210 Guion Dr, Mamaroneck 2,034 10/16/2008 $825,000
311 Tompkins Ave, Mamaroneck 1,778 11/07/1995 $180,000
408 E Boston Post Rd, Mamaroneck 1,820 09/19/2013 $500,000
625 Stuart Ave, Mamaroneck 1,820 02/25/1998 $296,000
444 E Boston Post Rd, Mamaroneck 12,075 12/03/2013 $2,000,000
204 Guion Dr, Mamaroneck 1,851 08/16/2022 $1,120,000
501 E Boston Post Rd, Mamaroneck 7,920
427 E Boston Post Rd, Mamaroneck 1,374
555 E Boston Post Rd, Mamaroneck 5,537 01/16/2019 $1,798,000
135 Spruce St, Mamaroneck 1,178 07/30/2003 $1
203 S Barry Ave, Mamaroneck 3,072 07/29/2022 $1,150,000
133 Spruce St, Mamaroneck 1,792 06/30/2022 $485,000
535 E Boston Post Rd, Mamaroneck 2,611 03/10/2022 $1,400,000
599-605 E Boston Post Rd, Mamaroneck 3,500 08/24/2009 $2,258,000
321 Tompkins Ave, Mamaroneck 1,832 09/30/2010 $488,500
422 E Boston Post Rd, Mamaroneck 19,059 08/21/2025 $11,000,000
131 Spruce St, Mamaroneck 1,439 09/06/2002 $220,000

Nearby ZIP Codes for 320 East Boston Post Road, Mamaroneck

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