Westchester County » 10543 » Rushmore Ave » 800 Rushmore Ave

800 Rushmore Avenue, Mamaroneck, NY 10543 Property Information

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Address

Primary address	800 Rushmore Avenue, Mamaroneck
Zip code	10543
County	Westchester

Municipality	Mamaroneck
Parcel ID	9.38-15-0

Sales & Tax Overview for 800 Rushmore Avenue, Mamaroneck

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

Sale date	05/28/2026
Sale price	$4,600,000

Arm's length	Register
Current property tax	$69,710

Lot & Building Information for 800 Rushmore Avenue, Mamaroneck

Building sqft	6,495
Building class	One Family Year-Round Residence (210)
Acreage	0.66
Year built	1950
Year last altered	2023
Stories	2
Rooms	13
Bedrooms	8
Bathrooms	8
Half bathrooms	1
Kitchen	1
Water supply	Comm/public
Sewer	Comm/public

Style	Contemporary
Condition	4
Basement	4
Exterior wall	Wood
Heating type	Hot air
Heating fuel	Gas
Central air conditioning	Yes
Fireplace	2
First story sqft	Register
Second story sqft	Register

Zoning, Use & Area Overview

Walk Score

Transit Score

Bike Score

Zoning district	Register
School district	Mamaroneck

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

Other Property Data for 800 Rushmore Avenue, Mamaroneck

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About 800 Rushmore Avenue, Mamaroneck

What is the year built & the total sq. ft. for 800 Rushmore Avenue, Mamaroneck, NY 10543?

800 Rushmore Avenue, Mamaroneck, NY 10543 was built in 1950 and has a total of 6,495 square feet.

What is the assessed value of 800 Rushmore Avenue, Mamaroneck, NY 10543 and the property tax paid?

Assessed at $4,275,000, the tax amount paid for 800 Rushmore Avenue, Mamaroneck, NY 10543 is $90,437.

When was 800 Rushmore Avenue, Mamaroneck, NY 10543 last sold and what was the last sale price?

800 Rushmore Avenue, Mamaroneck, NY 10543 was last sold in 05/28/2026 for $4,600,000.

Ownership Information

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Commercial Real Estate nearby

Real Estate Reports:

Laura Pop-Badiu, Jul 29, 2026 How to Contact Property Owners: Cold Calling Scripts, Email Templates & Outreach Tips

When it comes to efficiently contacting property owners, the challenge is twofold: First, you need to identify the right owner. Then, you need to reach that owner through the appropriate channel with the right message. Enhanced by effective follow-up tips and tactics, this guide is particularly useful for investors, agents and other real estate professionals who need an effective outreach process.

Lucian Alixandrescu, Jul 28, 2026 Brooklyn Emerges as NYC’s Coworking Growth Engine, Manhattan Rents Cross $100 in the Plaza District

New York City’s office market continued to lead the U.S. in Q2, but internal shifts were most visible in the flex office market. Brooklyn’s coworking inventory grew 6.2% Q-o-Q even as Manhattan’s supply retreated. At the same time, Brooklyn’s asking rents for traditional office leases climbed more than twice as fast as the national average.

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

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Past Sales & Property History for 800 Rushmore Avenue, Mamaroneck

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*Here are the three most recent sales for this property.

More about Westchester County Property Records

Title Documents for 800 Rushmore Avenue, Mamaroneck

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date	Type	Amount	Party 1	Party 2	Doc image
06/15/2026 - R 05/28/2026 - D	Deed
04/18/2025 - R 04/11/2025 - D	Mortgage
04/18/2025 - R 04/11/2025 - D	Deed
12/20/2024 - R 12/11/2024 - D	Mortgage
06/22/2022 - R 06/15/2022 - D	Mortgage
06/22/2022 - R 06/15/2022 - D	Mortgage
10/05/2021 - R 09/30/2021 - D	Deed

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R: Recorded date
D: Document date

Property Taxes for 800 Rushmore Avenue, Mamaroneck

Access detailed property tax data for 800 Rushmore Avenue, Mamaroneck, NY 10543. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year	2025
Base tax	$90,438
Current property tax	$69,710
Market value	$4,275,000
Assessed value	$4,275,000

More about Westchester County Property Taxes

Assessment History for 800 Rushmore Avenue, Mamaroneck

Here's the assessment & property tax history for 800 Rushmore 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	$4,275,000	$4,275,000	21.155	$90,438	-11.19%
2024	$4,795,000	$4,795,000	21.2384	$101,838	+36.11%
2023	$3,272,000	$3,272,000	22.8669	$74,820	+165.45%
2022	$1,175,000	$1,175,000	23.9884	$28,186	-0.69%
2021	$1,164,000	$1,164,000	24.3829	$28,382	+4.89%

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.

Risk

Create a free account to unlock extended information for 800 Rushmore 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)	AE (See more on map)

Transportation

Access the detailed traffic volume map for 800 Rushmore 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 (miles)
Westchester Day School	NR	Private	PK, K-8	379	0.30
Westchester Day School	NR	Private	PK, K-8	379	0.30
French-American School of New York	NR	Private	PK-12	765	0.77
French-American School of New York	NR	Private	PK-12	765	0.77
Central School	8	Public	PK, K-5	513	0.98

Nearest middle schools

Name	Rating	Type	Grade range	No of students	Distance (miles)
Westchester Day School	NR	Private	PK, K-8	379	0.30
French-American School of New York	NR	Private	PK-12	765	0.77
Hommocks School	7	Public	6-8	1,258	1.04
Ss John & Paul School	NR	Private	PK-8	349	1.43
Rye Neck Middle School	7	Public	6-8	351	1.47

Nearest high schools

Name	Rating	Type	Grade range	No of students	Distance (miles)
Westchester Hebrew High School	NR	Private	9-12	87	0.30
French-American School of New York	NR	Private	PK-12	765	0.77
Mamaroneck High School	8	Public	9-12	1,660	0.79
Rye Neck Senior High School	9	Public	9-12	515	1.47
Salesian High School	NR	Private	9-12	528	2.64

Neighbors for 800 Rushmore Avenue, Mamaroneck

Here are the neighbors for 800 Rushmore Avenue, Mamaroneck.

Address	Square feet	Purchase date	Purchase price
825 Rushmore Ave, Mamaroneck	1,842	05/22/2025
725 The Crescent, Mamaroneck	3,296	08/13/2020	$1,275,000
517 Bleeker Ave, Mamaroneck	2,971	07/21/2023	$1,300,000
624 Forest Ave, Mamaroneck	1,289	01/18/2006	$799,000
630 Forest Ave, Mamaroneck	1,737
601 Bleeker Ave, Mamaroneck	2,345	07/22/2013	$855,000
616 Forest Ave, Mamaroneck	3,484	02/03/2022	$1,725,000
623 Forest Ave, Mamaroneck	3,157	02/24/1994	$1
260 W Boston Post Rd, Mamaroneck	1,708	06/26/2019
815 Rushmore Ave, Mamaroneck	3,843	01/23/2025	$2,565,000
629 Forest Ave, Mamaroneck	3,214	06/30/2016	$1,675,000
819 The Crescent, Mamaroneck	2,242	05/31/2024	$1,250,000
824 The Crescent, Mamaroneck	2,674	01/05/2024	$4,000,000
735 The Crescent, Mamaroneck	3,453	05/16/2000	$705,000
805 Oakwood Rd, Mamaroneck	4,229	06/02/2025	$2,400,000
750 Rushmore Ave, Mamaroneck	3,868	09/17/1997	$642,500
506 Oakwood Rd, Mamaroneck	2,699
507 Bleeker Ave, Mamaroneck	3,452	05/13/2014	$970,000
606 Forest Ave, Mamaroneck	3,138	08/15/2019
803 Oakwood Rd, Mamaroneck	4,884	07/29/2025	$3,100,000

Nearby ZIP Codes for 800 Rushmore Avenue, Mamaroneck

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Purchase date	Purchase price	Buyer name	Seller name
05/28/2026	$4,600,000
04/11/2025	$4,300,000
09/30/2021	$1,175,000