Westchester County  »  10543  »  Tompkins Ave  »  420 Tompkins Ave

420 Tompkins Avenue, Mamaroneck, NY 10543 - Property report

Also known as: 420 Tompkins Ave

Property image for 420 Tompkins Avenue, Mamaroneck, NY 10543
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Property type

One Family Year-Round Residence (210)

Year built

1958

Acreage

0.12

Sale price

$855,000

General information

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Address
Primary address
420 Tompkins Avenue
ZIP code
10543
County
Westchester
SWIS code
Village of Mamaroneck
Parcel ID
154.50-1-43

Owner

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Sales
Sale date
01/24/2025
Sale price
$855,000
Arm's length
Tax
Tax year
2025
Current property tax
$17,693
Zoning & Use
Zoning
R-5
Building
Property type
One Family Year-Round Residence (210)
Building sq. ft.
1,551
Buildings on lot
1
Year built
1958
AC
Yes
Rooms
6
Bedrooms
3
Bathrooms
1
Condition
Normal
Exterior wall
Wood
Building style
Cape cod
Kitchen
1
Basement
4
Fireplaces
1
Heating
Hot air
Fuel
Gas
First story sq. ft.
Lot
Lot dimensions
50 ft X 102 ft
Acreage
0.12
Frontage
50 ft
Depth
102
Water
Comm/public
Sewer
Comm/public

Area overview

Walk score
95 /100.  Walker's Paradise
Transit score
50 /100.  Good Transit
Bike score
55 /100.  Bikeable
School district
554801

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

Ownership

Ownership information for 420 Tompkins Avenue, Mamaroneck, NY

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

Sales history for 420 Tompkins Avenue, Mamaroneck, NY 10543

Sale date Sale price Buyer name Seller name
01/24/2025 $855,000 XXXXXXXXXXXX XXXXXX XXXXXX XXXXXXXX

*Most recent sale on record for this property.

More about Westchester County property records.

Title documents

Date Type Amount Party 1 Party 2
02/05/2025 - R
01/24/2025 - D		 Mortgage XXXXXX XXXXXXXXXXXX XX XXXX X X
02/05/2025 - R
01/24/2025 - D		 Deed XXXXXX XXXXXXXX XXXXXXXXXXXX XXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 420 Tompkins Avenue, 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
$17,693
Base tax
$16,982
Recent tax assessments
Market value
$785,900
Land value
$327,500
Building value
$458,400
Assessed value
$785,900

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 $785,900 $785,900 21.6079 $16,982 +15.11%
2024 $688,600 $688,600 21.4249 $14,753 -1.29%
2023 $662,100 $662,100 22.5745 $14,947 +1.77%
2022 $630,600 $630,600 23.2904 $14,687 +1.44%
2021 $578,500 $578,500 25.0283 $14,479 -5.48%
2020 $578,500 $578,500 26.47812 $15,318 -7.70%
2019 $586,700 $586,700 28.285446 $16,595 +10.42%
2018 $579,700 $579,700 25.9262 $15,029 +1.35%
2017 $570,600 $570,600 25.989782 $14,830 +8.53%
2016 $508,700 $508,700 26.86073 $13,664 -14.13%
Permits

Permit information for 420 Tompkins Avenue, 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

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 420 Tompkins Avenue, Mamaroneck, NY 10543 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
French-American School of New York NR Private PK-12 765 0.10
French-American School of New York NR Private PK-12 765 0.10
F E Bellows Elementary School 8 Public 3-5 347 0.28
Daniel Warren Elementary School NR Public K-2 320 0.59
Mamaroneck Avenue School 6 Public K-5 684 0.63
Westchester Day School NR Private PK, K-8 379 1.17
Westchester Day School NR Private PK, K-8 379 1.17
Parsons Memorial School 5 Public K-5 488 1.29
Central School 8 Public PK, K-5 513 1.30
Central School 8 Public PK, K-5 513 1.30
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
French-American School of New York NR Private PK-12 765 0.10
Rye Neck Middle School 7 Public 6-8 351 0.91
Westchester Day School NR Private PK, K-8 379 1.17
Hommocks School 7 Public 6-8 1,258 1.48
Ss John & Paul School NR Private PK-8 349 1.52
Louis M Klein Middle School 7 Public 6-8 824 1.97
Albert Leonard Middle School 7 Public 6-8 1,086 2.65
Windward School NR Private 1-9 0 2.68
Hudson Country Montessori School NR Private PK-8 201 2.76
Rye Middle School 10 Public 6-8 685 2.77
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
French-American School of New York NR Private PK-12 765 0.10
Rye Neck Senior High School 9 Public 9-12 515 0.91
Mamaroneck High School 8 Public 9-12 1,660 1.00
Westchester Hebrew High School NR Private 9-12 87 1.17
Harrison High School 9 Public 9-12 1,064 2.08
Rye High School 10 Public 9-12 903 2.77
Thornton-Donovan School NR Private K-12 170 2.99
Salesian High School NR Private 9-12 528 3.19
Solomon Schechter School of Westchester NR Private K-12 741 3.21
New Rochelle High School 4 Public 9-12 3,076 3.72

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 420 Tompkins Avenue, Mamaroneck, NY

225 Union Ave, Mamaroneck 205 Union Ave, Mamaroneck 308 Tompkins Ave, Mamaroneck 236 Melbourne Ave, Mamaroneck 219 Union Ave, Mamaroneck 406 Tompkins Ave, Mamaroneck 315 Ward Ave, Mamaroneck 424 Tompkins Ave, Mamaroneck 311 Ward Ave, Mamaroneck 209 Union Ave, Mamaroneck 239 Union Ave, Mamaroneck 235 Union Ave, Mamaroneck 306 Union Ave, Mamaroneck 229 Union Ave, Mamaroneck 416 Tompkins Ave, Mamaroneck 302 Union Ave, Mamaroneck 207 Union Ave, Mamaroneck 230 Melbourne Ave, Mamaroneck 229 Melbourne Ave, Mamaroneck 412 Tompkins Ave, Mamaroneck

Nearby ZIP codes for 420 Tompkins Avenue, 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 420 Tompkins Avenue, Mamaroneck, NY 10543?

The development at 420 Tompkins Avenue, Mamaroneck, NY 10543 was built in 1958.

What is the total square footage of 420 Tompkins Avenue, Mamaroneck, NY 10543?

420 Tompkins Avenue, Mamaroneck, NY 10543 has a total of 1,551 square feet.

When was 420 Tompkins Avenue, Mamaroneck, NY 10543 last sold and what was the sale price?

420 Tompkins Avenue, Mamaroneck, NY 10543 was last sold on 01/24/2025 for $855,000.

What is the assessed value of 420 Tompkins Avenue, Mamaroneck, NY 10543?

420 Tompkins Avenue, Mamaroneck, NY 10543 is currently assessed at $785,900.

What are the property taxes for 420 Tompkins Avenue, Mamaroneck, NY 10543?

The property taxes for 420 Tompkins Avenue, Mamaroneck, NY 10543 total $16,981.

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