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124 East Prospect Avenue, Mamaroneck, NY 10543 Property Information

124 East Prospect Avenue, Mamaroneck, NY 10543 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Neighborhood
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124 East Prospect Avenue, Mamaroneck, NY 10543
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Address

Primary address 124 East Prospect Avenue, Mamaroneck
Zip code 10543
County Westchester
Municipality Mamaroneck
Parcel ID 9.6-106-0

Sales & Tax Overview for 124 East Prospect Avenue, Mamaroneck

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

Sale date 01/17/2020
Sale price $800,000
Arm's length
Current property tax $11,414

Lot & Building Information for 124 East Prospect Avenue, Mamaroneck

Building sqft 3,110
Building class Apartments (411)
Acreage 0.07
Year built 1920
Stories 3
Water supply Comm/public
Sewer Comm/public
Story height
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district Mamaroneck

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Other Property Data for 124 East Prospect Avenue, Mamaroneck

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About 124 East Prospect Avenue, Mamaroneck

What is the year built & the total sq. ft. for 124 East Prospect Avenue, Mamaroneck, NY 10543?

124 East Prospect Avenue, Mamaroneck, NY 10543 was built in 1920 and has a total of 3,110 square feet.

What is the assessed value of 124 East Prospect Avenue, Mamaroneck, NY 10543 and the property tax paid?

Assessed at $700,000, the tax amount paid for 124 East Prospect Avenue, Mamaroneck, NY 10543 is $14,808.

When was 124 East Prospect Avenue, Mamaroneck, NY 10543 last sold and what was the last sale price?

124 East Prospect Avenue, Mamaroneck, NY 10543 was last sold in 01/17/2020 for $800,000.

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, Jul 22, 2026 Prices Rise in 32 of NYC’s Leading Neighborhoods as City and Manhattan Hit Record Highs
Q2 2026 saw NYC and Manhattan reach historic highs, with Brooklyn and Queens marking close to new records as well. Meanwhile, Hudson Yards remained at the top, Central Midtown posted its highest price ever and Carroll Gardens marked its third consecutive quarter over $2 million
Laura Pop-Badiu, Jul 15, 2026 How to Find Property Owners — The Complete Guide 
For real estate professionals looking for the best ways to find property owners — whether through free methods based on public sources or paid tools with verified, in-depth data — this comprehensive guide breaks down every step of the due diligence process.
Eliza Theiss, Jul 08, 2026 2026 Q2 Foreclosure Report: Bronx Caseload Hits 7-Year High, Brooklyn & Manhattan Slow to 4-Year Low
Manhattan yet again slowed to become the city’s least active foreclosure market, Brooklyn’s caseload dropped so low it barely edged out Staten Island, while the Bronx heated up enough to surpass all boroughs except Queens.
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Past Sales & Property History for 124 East Prospect Avenue, Mamaroneck

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Purchase date Purchase price Buyer name Seller name
01/17/2020 $800,000
10/02/1998 $275,000
       
       
       
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Title Documents for 124 East Prospect Avenue, Mamaroneck

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Date Type Amount Party 1 Party 2 Doc image
02/10/2020 - R
01/17/2020 - D
Mortgage
02/03/2020 - R
01/17/2020 - D
Mortgage
02/10/2020 - R
01/17/2020 - D
Deed
04/03/2015 - R
03/27/2015 - D
Deed
11/09/1998 - R
10/02/1998 - D
Deed
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R: Recorded date
D: Document date

Property Taxes for 124 East Prospect Avenue, Mamaroneck

Access detailed property tax data for 124 East Prospect Avenue, Mamaroneck, NY 10543. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025
Base tax $14,809
Current property tax $11,414
Market value $700,000
Assessed value $700,000

Assessment History for 124 East Prospect Avenue, Mamaroneck

Here's the assessment & property tax history for 124 East Prospect 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 $700,000 $700,000 21.155 $14,809 -0.39%
2024 $700,000 $700,000 21.2384 $14,867 -7.12%
2023 $700,000 $700,000 22.8669 $16,007 -4.68%
2022 $700,000 $700,000 23.9884 $16,792 -1.62%
2021 $700,000 $700,000 24.3829 $17,068 +1.83%

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 124 East Prospect Avenue, Mamaroneck

Here are the neighbors for 124 East Prospect Avenue, Mamaroneck.

Address Square feet Purchase date Purchase price
357 Mamaroneck Ave #65, Mamaroneck 4,725 03/04/2011 $300,000
517 Fayette Ave, Mamaroneck 7,534 08/19/2011 $1,100,000
510 Fayette Ave, Mamaroneck 1,390 09/28/2011 $550,000
172 E Prospect Ave, Mamaroneck 22,580 06/21/2017 $995,000
180 E Prospect Ave, Mamaroneck 4,007 08/18/2003 $289,000
309 Fayette Ave, Mamaroneck 420 10/30/2023 $5,000,000
324 Northrup Ave, Mamaroneck 6,696 03/01/2016 $1,075,000
132 E Prospect Ave, Mamaroneck 7,508 01/27/2000 $525,000
514 Fayette Ave, Mamaroneck 1,600
343 Mamaroneck Ave, Mamaroneck 3,343 10/02/2015
316 Northrup Ave, Mamaroneck 1,718 02/22/2024 $500,000
509 Fayette Ave, Mamaroneck 3,800 05/01/2001
434 Fayette Ave, Mamaroneck 1,460
431 Fayette Ave, Mamaroneck 27,452 02/02/2004
845 Palmer Ave, Mamaroneck 132,505 08/04/2025 $67,800,000
519 Center Ave, Mamaroneck 6,600 07/21/2016 $750,000
318 Northrup Ave, Mamaroneck 10/28/2016 $300,000
325 Center Ave, Mamaroneck 5,880 08/04/2000 $450,000
513 Fayette Ave, Mamaroneck 1,848 03/01/2012 $500,000
502 Fayette Ave, Mamaroneck 1,160 06/04/2026 $10

Nearby ZIP Codes for 124 East Prospect Avenue, Mamaroneck

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