Google street view image for 915 Old Post Rd, Mamaroneck, NY 10543

Off market

$1,018,347

•

3 ba

•

2,400

sq ft

915 Old Post Rd, Mamaroneck, NY 10543

About this home

915 Old Post Rd is a 2,400 square foot multi-family home on a 9,472 square foot lot with 3 bedrooms and 3 bathrooms. Based on Redfin's Mamaroneck data, we estimate the home's value is $1,018,347.

Multi-familyProperty Type

1959Year Built

9,472 sq ftLot Size

$424Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,018,347

$13K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 29.9% lower than the average sale price ($1.45M) of 6 comparable homes.

SOLD JUL 27, 2026
$1,510,000
A
3 beds3 baths2,264 sq ft
189 Lawn Ter, Mamaroneck, NY 10543
Listing by Houlihan Lawrence Inc.
SOLD OCT 14, 2026
$1,150,000
B
3 beds3 baths1,779 sq ft
983 Palmer Ave, Mamaroneck, NY 10543
Listing by Keller Williams Realty Group
SOLD SEP 16, 2026
$1,075,000
C
4 beds2.5 baths2,118 sq ft
8 Mckenna Pl, Mamaroneck, NY 10543
Listing by Houlihan Lawrence Inc.
SOLD JUL 7, 2026
$1,430,000
D
4 beds3 baths2,375 sq ft
6 Jason Ln, Mamaroneck, NY 10543
Listing by Houlihan Lawrence Inc.
SOLD AUG 27, 2026
$2,300,000
E
3 beds3 baths2,428 sq ft
10 Cambridge Ct, Larchmont, NY 10538
Listing by Compass Greater NY, LLC
SOLD AUG 20, 2026
$1,250,000
F
3 beds2.5 baths2,062 sq ft
613 Stiles Ave, Mamaroneck, NY 10543
Listing by Julia B Fee Sothebys Int. Rlty

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Earn from this home

Sell

$957,809

Est. take-home

List your home with Redfin and save $10,183

Market trends in 10543, NY

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

106.0%

1.0% MoM

Median sale price

$1.1M

$23K MoM

Avg. days on market

22d

4 days MoM

Recently sold homes

19 MoM

New listings for sale

NEW 9 HRS AGO
$699,000
7 beds3 baths2,768 sq ft
151 Gertrude Ave, Mamaroneck, NY 10543
Listing by Compass Greater NY, LLC
$210,000
1 bed1 bath750 sq ft
220 Richbell Rd Unit B2, Mamaroneck, NY 10543
Listing by Douglas Elliman Real Estate
$525,000
2 beds1.5 baths1,100 sq ft
910 Stuart Ave Unit 4B, Mamaroneck, NY 10543
Listing by Houlihan Lawrence Inc.
See all

Provided by Redfin

Sale history for 915 Old Post Rd

As the MLS and public records start to fill up, we'll list the details here.

Year

Property tax

Land + Additions

Assessment*

2026

$17,767 (+0.3%)

$435,000 + $365,000

$800,000

2025

$17,710 (+8.0%)

$435,000 + $365,000

$800,000

2024

$16,398 (+51.8%)

$435,000 + $342,000

$777,000

2023

$10,802 (+0.5%)

$435,000 + $284,000

$719,000

2022

$10,745 (−25.2%)

$435,000 + $225,000

$660,000

2021

$14,366 (+1.2%)

$435,000 + $194,000

$629,000

2020

$14,193 (+1.2%)

$435,000 + $176,000

$611,000

2019

$14,029

$435,000 + $176,000

$611,000

2018

$435,000 + $176,000

$611,000

2017

$435,000 + $176,000

$611,000

2016

$374,000 + $225,000

$599,000

2014

$374,000 + $266,000

$640,000

2013

$374,000 + $266,000

$640,000

2012

$3,000 + $6,300

$9,300

2011

$2,900 + $9,500

$12,400

2010

$2,900 + $9,500

$12,400

2009

$2,900 + $9,500

$12,400

2008

$2,900 + $9,500

$12,400

Tax history for 915 Old Post Rd

Year

Property tax

Land + Additions

Assessment*

2026

$17,767 (+0.3%)

$435,000 + $365,000

$800,000

2025

$17,710 (+8.0%)

$435,000 + $365,000

$800,000

2024

$16,398 (+51.8%)

$435,000 + $342,000

$777,000

2023

$10,802 (+0.5%)

$435,000 + $284,000

$719,000

2022

$10,745 (−25.2%)

$435,000 + $225,000

$660,000

2021

$14,366 (+1.2%)

$435,000 + $194,000

$629,000

2020

$14,193 (+1.2%)

$435,000 + $176,000

$611,000

2019

$14,029

$435,000 + $176,000

$611,000

2018

$435,000 + $176,000

$611,000

2017

$435,000 + $176,000

$611,000

2016

$374,000 + $225,000

$599,000

2014

$374,000 + $266,000

$640,000

2013

$374,000 + $266,000

$640,000

2012

$3,000 + $6,300

$9,300

2011

$2,900 + $9,500

$12,400

2010

$2,900 + $9,500

$12,400

2009

$2,900 + $9,500

$12,400

2008

$2,900 + $9,500

$12,400

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Property details

Interior

Bathroom Information
# of Full Baths: 3

Heating & Cooling
Heating Fuel Type: Oil
Heating Type: Hot Water Steam

Fireplace Information
# of Fireplaces: 1
Has Fireplace

Exterior

Exterior Information
Physical Condition: Average
Building Style Type: Cape Cod
Exterior Wall: Frame Wood

Property Information
Subdivision Name: SECTION 9
Living Sq. Ft: 2,400
Ground Floor Sq. Ft: 1,776
Building Sq. Ft: 2,400

Parking & Garage Information
Parking Type: Basement Garage
Garage / Carport Type: Basement

Lot Information
# of Buildings: 1
Land Sq. Ft: 9,472
Legal Block Number: 5
School Tax District: MAMARONECK
Municipality Name: MAMARONECK
Acres: 0.2174
State Use Description: 3 FAMILY RESID

Utility Information
Sewer Type: Public
Water Service Type: Commercial

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 3
Baths: 3.0
Sq. Ft.: 2,400
Stories: —
Lot Size: 9,472 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1959
Year Renovated: —
County: Westchester County
APN: 553203A00902050000

Home facts updated by county records on Jul 30, 2026

Around this home

Schools

K - 12
Preschool & daycare

Central School

Public PreK-5 • Assigned • 0.4mi

8/10

Hommocks School

Public 6-8 • Assigned • 0.5mi

9/10

Mamaroneck High School

Public 9-12 • Assigned • 0.2mi

8/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

6/10 Heat Factor

7 days above 98° expected this year, 16 days in 30 years

6/10 Wind Factor

27% chance of strong winds in next 30 years

4/10 Air Factor

7 unhealthy days expected this year, 7 days in 30 years

Provided by First Street

Historical weather

Mamaroneck, NY • 10543

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 8.7 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$968,000 – $1.17M

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New listings for sale in 10543

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151 Gertrude Ave, Mamaroneck, NY 10543

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Listing by Compass Greater NY, LLC

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Listing by Douglas Elliman Real Estate

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Home values near 915 Old Post Rd

Data from public records.

Address	Redfin Estimate
922 Old Post Road, Mamaroneck, NY 5 Beds \| 4 Baths \| 3250 Sq. Ft.	$1,677,531
925 Old Post Road, Mamaroneck, NY 3 Beds \| 2 Baths \| 2089 Sq. Ft.	$1,340,193
815 Old Post Road #17, Mamaroneck, NY 3 Beds \| 3 Baths \| 2604 Sq. Ft.	$1,085,793
809 Old Post Road, Mamaroneck, NY 3 Beds \| 2.5 Baths \| 3010 Sq. Ft.	$1,198,617
905 Hall Street #7, Mamaroneck, NY 6 Beds \| 5 Baths \| 2924 Sq. Ft.	—
205 Royal Place, Mamaroneck, NY 3 Beds \| 2.5 Baths \| 1157 Sq. Ft.	$921,008
915 Hall Street, Mamaroneck, NY 6 Beds \| 4.5 Baths \| 2427 Sq. Ft.	$1,147,230

Address	Redfin Estimate
921 Old Post Road, Mamaroneck, NY 3 Beds \| 1.5 Baths \| 1732 Sq. Ft.	$862,927
900 Old Post Road, Mamaroneck, NY 4 Beds \| 2.5 Baths \| 2338 Sq. Ft.	$1,769,674
909 Old Post Road, Mamaroneck, NY 4 Beds \| 2 Baths \| 1863 Sq. Ft.	$990,818
914 Hall Street, Mamaroneck, NY 4 Beds \| 2 Baths \| 1525 Sq. Ft.	$877,351
310 Cooper Avenue, Mamaroneck, NY 3 Beds \| 1.5 Baths \| 2013 Sq. Ft.	$961,637
829 Hall Street, Mamaroneck, NY 4 Beds \| 3 Baths \| 2228 Sq. Ft.	—
211 Royal Place, Mamaroneck, NY 2 Beds \| 1.5 Baths \| 1460 Sq. Ft.	$782,072

Address	Redfin Estimate
820 Old Post Road, Mamaroneck, NY 4 Beds \| 2.5 Baths \| 2364 Sq. Ft.	$1,527,831
931 Old Post Road, Mamaroneck, NY 4 Beds \| 2 Baths \| 1601 Sq. Ft.	$957,719
903 Old Post Road, Mamaroneck, NY 6 Beds \| 4 Baths \| 3751 Sq. Ft.	$1,287,884
901 Hall Street #3, Mamaroneck, NY 6 Beds \| 5 Baths \| 2924 Sq. Ft.	—
917 Hall Street, Mamaroneck, NY 3 Beds \| 2 Baths \| 1364 Sq. Ft.	$827,825
808 Hall Street, Mamaroneck, NY 4 Beds \| 3.5 Baths \| 2504 Sq. Ft.	$1,443,644
814 Hall Street, Mamaroneck, NY 3 Beds \| 1.5 Baths \| 1734 Sq. Ft.	$1,133,716

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