Westchester County  »  10543  »  W Boston Post Rd  »  903 W Boston Post Rd

903 West Boston Post Road, Mamaroneck, NY 10543 - Property report

Also known as: 903 W Boston Post Rd

Property image for 903 West Boston Post Road, Mamaroneck, NY 10543
static Mapbox map

Property type

Converted Residence (483)

Year built

1900

Acreage

0.22

General information

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Access up-to-date information from property owner names to sales history, deeds, tax info, mortgages, development data, planimetric maps and more.

Address
Primary address
903 West Boston Post Road
ZIP code
10543
County
Westchester
SWIS code
Village of Mamaroneck
Parcel ID
9.20-297-0

Owner

Find out who owns 903 West Boston Post Road, Mamaroneck, NY 10543. Uncover corporate and individual owners with a free account.

Tax
Tax year
2025
Current property tax
$15,801
Zoning & Use
Zoning
Office sq. ft.
Retail sq. ft.
Industrial sq. ft.
Building
Property type
Converted Residence (483)
Building sq. ft.
3,230
Buildings on lot
1
Stories
2
Story height
Year built
1900
Last altered
1980
AC coverage
Elevator
Units
4
Lot
Total sq. ft.
3,230
Acreage
0.22
Frontage
50 ft
Depth
188
Water
Comm/public
Sewer
Comm/public
Garage sq. ft.
Parking sq. ft.
Sprinkler coverage

Area overview

Walk score
71 /100.  Very Walkable
Transit score
34 /100.  Some Transit
Bike score
49 /100.  Somewhat Bikeable
School district
553201

View more such as transportation, nearby schools and risk designations.

Ownership

Ownership information for 903 West Boston Post Road, Mamaroneck, NY

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 903 West Boston Post Road, Mamaroneck, NY 10543

No recently recorded sales for this property.

More about Westchester County property records.

Title documents

Date Type Amount Party 1 Party 2
11/14/2024 - R
11/12/2024 - D		 Assignment XXXX XXXXX XXXXXX XXXX XXX-XX-X XXX XXXXXXXXX XXX
09/18/2023 - R
02/17/2023 - D		 Other
(Registered agreement)		 XXXXXX X XXX XXXX XXXX XXXXX
06/01/2023 - R
02/17/2023 - D		 Mortgage XXXXXX X XXX XXXX XXXXXX XXXXXX XX XXXXXXX XXXX XX X X X
03/24/2023 - R
02/10/2023 - D		 Assignment XXX XXXXXXXX XXXX XX XXXX X X
09/19/2019 - R
07/27/2019 - D		 Other
(Registered agreement)		 XXXXXX X XXX XXXX XXXXX XXXX XXXXXXXXX XXX
09/19/2019 - R
07/17/2019 - D		 Mortgage XXXXXX X XXX XXXX XXXXXX XXXXXX XX XXXXXXX XXXX XX X X X

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 903 West Boston Post Road, Mamaroneck, NY

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025
Current property tax
$15,801
Base tax
$20,499
Recent tax assessments
Market value
$969,000
Land value
$605,000
Building value
$364,000
Assessed value
$969,000

More about Westchester County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Market value Assessed value Tax rate Property tax Y-o-Y change
2025 $969,000 $969,000 21.155 $20,499 -0.39%
2024 $969,000 $969,000 21.2384 $20,580 +16.13%
2023 $775,000 $775,000 22.8669 $17,722 -4.68%
2022 $775,000 $775,000 23.9884 $18,591 -1.62%
2021 $775,000 $775,000 24.3829 $18,897 +1.83%
2020 $775,000 $775,000 23.94485 $18,557 +1.21%
2018 $775,000 $775,000 23.6592 $18,336 +2.66%
2017 $775,000 $775,000 23.047128 $17,862 +5.09%
2016 $710,000 $710,000 23.939108 $16,997 -8.09%
2015 $710,000 $710,000 26.0473 $18,494 -93.13%
Permits

Permit information for 903 West Boston Post Road, Mamaroneck, NY

No recently recorded permits for this property.

Neighborhood

Mamaroneck residential market stats

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.

Median sale price

$1,060,000

-35.1% Y-o-Y

Median price/sq. ft.

$534

-14.4% Y-o-Y

Westchester county median sale price

$850,000

4.9% Y-o-Y

Demographics by ZIP code

Total population
20,989
Median age
39.8
Average household income
$202,707
Family households
71.7%
People per household (average)
2.71
Occupied housing units
7,630
Owner-occupied units
58.2%
Median year structure built
1954
Median value mortgaged units
$756,700
Median value unmortgaged units
$688,400

Risk

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FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 903 West Boston Post Road, Mamaroneck, NY 10543 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Neighbors for 903 West Boston Post Road, Mamaroneck, NY

1064 Bay Head, Mamaroneck 970 Protano Ln, Mamaroneck 1084 Bay Head, Mamaroneck 915 Hall St, Mamaroneck 1060 Bay Head, Mamaroneck 1074 Bay Head, Mamaroneck 211 Royal Pl, Mamaroneck 714 Hall St, Mamaroneck 901 Hall St #3, Mamaroneck 804 Hall St, Mamaroneck 945 Protano Ln, Mamaroneck 905 Hall St #7, Mamaroneck 806 Hall St, Mamaroneck 1061 Bay Head, Mamaroneck 1081 Orienta Ave, Mamaroneck 814 Hall St, Mamaroneck 1096 Bay Head, Mamaroneck 1070 Bay Head, Mamaroneck 808 Hall St, Mamaroneck 710 Hall St, Mamaroneck

Nearby ZIP codes for 903 West Boston Post Road, Mamaroneck, NY

10528, Westchester County, NY 10530, Westchester County, NY 10538, Westchester County, NY 10552, Westchester County, NY 10553, Westchester County, NY 10573, Westchester County, NY 10577, Westchester County, NY 10580, Westchester County, NY 10583, Westchester County, NY 10601, Westchester County, NY 10604, Westchester County, NY 10605, Westchester County, NY 10606, Westchester County, NY 10707, Westchester County, NY 10708, Westchester County, NY 10709, Westchester County, NY 10801, Westchester County, NY 10803, Westchester County, NY 10804, Westchester County, NY 10805, Westchester County, NY

Frequently asked questions

What is the year built for 903 West Boston Post Road, Mamaroneck, NY 10543?

The development at 903 West Boston Post Road, Mamaroneck, NY 10543 was built in 1900.

What is the market value of 903 West Boston Post Road, Mamaroneck, NY 10543?

The current market value of 903 West Boston Post Road, Mamaroneck, NY 10543 is $969,000.

What is the total square footage of 903 West Boston Post Road, Mamaroneck, NY 10543?

903 West Boston Post Road, Mamaroneck, NY 10543 has a total of 3,230 square feet.

How many commercial spaces does this building have?

The number of commercial spaces in this building is 4.

Disclaimer

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