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420 Tompkins Avenue, Mamaroneck, NY 10543 Property Information

420 Tompkins Avenue, Mamaroneck, NY 10543 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Neighborhood
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420 Tompkins Avenue, Mamaroneck, NY 10543
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Address

Primary address 420 Tompkins Avenue, Mamaroneck
Zip code 10543
County Westchester
Municipality Rye
Parcel ID 154.50-1-43

Sales & Tax Overview for 420 Tompkins Avenue, Mamaroneck

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

Sale date 01/24/2025
Sale price $855,000
Arm's length
Current property tax $17,693

Lot & Building Information for 420 Tompkins Avenue, Mamaroneck

Building sqft 1,551
Building class One Family Year-Round Residence (210)
Acreage 0.12
Lot dimensions 50 ft X 102 ft
Frontage 50
Depth 102
Year built 1958
Rooms 6
Bedrooms 3
Bathrooms 1
Half bathrooms 1
Kitchen 1
Water supply Comm/public
Sewer Comm/public
Style Cape cod
Condition 3
Basement 4
Exterior wall Wood
Heating type Hot air
Heating fuel Gas
Central air conditioning Yes
Fireplace 1
First story sqft
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district Rye Neck

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 420 Tompkins Avenue, Mamaroneck

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About 420 Tompkins Avenue, Mamaroneck

What is the year built & the total sq. ft. for 420 Tompkins Avenue, Mamaroneck, NY 10543?

420 Tompkins Avenue, Mamaroneck, NY 10543 was built in 1958 and has a total of 1,551 square feet.

What is the assessed value of 420 Tompkins Avenue, Mamaroneck, NY 10543 and the property tax paid?

Assessed at $785,900, the tax amount paid for 420 Tompkins Avenue, Mamaroneck, NY 10543 is $16,981.

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

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

Ownership Information

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Real Estate Reports:
Laura Pop-Badiu, May 21, 2026 How to Find Land Boundaries: Free & Paid Methods
If you need to find land boundaries fast, you can start with a free county parcel/GIS viewer or a premium platform like PropertyShark to see an approximate parcel outline and lot data. However, keep in mind that a web-based land boundaries map is a starting point, not the legal finish line.
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.
Research 100M+ property records powered by:
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Past Sales & Property History for 420 Tompkins Avenue, Mamaroneck

Create a free account to view the complete sales history for 420 Tompkins Avenue, Mamaroneck, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
01/24/2025 $855,000

Title Documents for 420 Tompkins Avenue, Mamaroneck

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Date Type Amount Party 1 Party 2 Doc image
01/24/2025 - D
02/05/2025 - R
Deed
           
           
           
           
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R: Recorded date
D: Document date

Property Taxes for 420 Tompkins Avenue, Mamaroneck

Access detailed property tax data for 420 Tompkins Avenue, Mamaroneck, NY 10543. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025
Base tax $16,982
Current property tax $17,693
Market value $785,900
Assessed value $785,900

Assessment History for 420 Tompkins Avenue, Mamaroneck

Here's the assessment & property tax history for 420 Tompkins Avenue, 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 $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%

Mamaroneck residential market stats

Median Sale Price
$1,100,000
-10.3% YoY
Median Price/Sqft
$535
-8.4% YoY
Westchester County Median Sale Price
$850,000
3.7% 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.

Risk

Create a free account to unlock extended information for 420 Tompkins Avenue, Mamaroneck, 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 420 Tompkins Avenue, Mamaroneck 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)
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

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
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

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
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

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

Neighbors for 420 Tompkins Avenue, Mamaroneck

Here are the neighbors for 420 Tompkins Avenue, Mamaroneck.

Address Square feet Purchase date Purchase price
225 Union Ave, Mamaroneck 1,845 12/22/2015
205 Union Ave, Mamaroneck 1,368 10/04/2025 $720,000
308 Tompkins Ave, Mamaroneck 1,770 12/17/2021
236 Melbourne Ave, Mamaroneck 3,919 08/15/2024 $2,250,000
219 Union Ave, Mamaroneck 3,334 08/14/2020 $1,100,000
406 Tompkins Ave, Mamaroneck 1,430 12/18/2014 $686,000
315 Ward Ave, Mamaroneck 2,860 12/14/2006 $600,000
424 Tompkins Ave, Mamaroneck 1,404
311 Ward Ave, Mamaroneck 2,043 12/06/2004 $1
209 Union Ave, Mamaroneck 1,677 10/19/2017
239 Union Ave, Mamaroneck 3,137 01/17/2020 $689,000
235 Union Ave, Mamaroneck 1,617 05/13/2025 $1,040,000
306 Union Ave, Mamaroneck 1,752 02/28/2022
229 Union Ave, Mamaroneck 3,300 01/25/1999 $300,000
416 Tompkins Ave, Mamaroneck 2,079 11/12/1997
302 Union Ave, Mamaroneck 3,075 05/08/2013
207 Union Ave, Mamaroneck 2,352 07/08/1999 $130,625
230 Melbourne Ave, Mamaroneck 1,894 06/07/2019 $850,000
229 Melbourne Ave, Mamaroneck 2,350 07/01/2024 $1,247,000
412 Tompkins Ave, Mamaroneck 2,280 08/31/2017

Nearby ZIP Codes for 420 Tompkins Avenue, Mamaroneck

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