OFF MARKET
Google street view image for 422 E Boston Post Rd, Mamaroneck, NY 10543
Off market sep 2025 for $11M
—
Est. refi paymentEst. refi $86,669/mo
—
bd
•
— ba
•
19,059
sq ft

422 E Boston Post Rd, Mamaroneck, NY 10543

map-entry

About this home

422 E Boston Post Rd is a 19,059 square foot multi-family home on a 0.55 acre lot. - it last sold on September 09, 2025 for $11,000,000.
Multi-familyProperty Type
2017Year Built
0.55 acresLot Size
$577Price/Sq.Ft.
Source:Public Records

Redfin Estimate

There isn’t enough information to generate an accurate estimate at this time. Learn More

Market trends in 10543, NY

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price
108.5%

0.2% MoM

Median sale price
$1.1M

$40K MoM

Avg. days on market
17d

2 days MoM

Recently sold homes
76

8 MoM

New listings for sale

Provided by Redfin

Sale history for 422 E Boston Post Rd

Tax history for 422 E Boston Post Rd

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

Property details

Around this home

Schools

F E Bellows Elementary School

Public 3-5 • Assigned • 0.3mi

9/10
Rye Neck Middle School

Public 6-8 • Assigned • 0.9mi

7/10
Rye Neck Senior High School

Public 9-12 • Assigned • 0.9mi

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, 17 days in 30 years

6/10 Wind Factor

27% chance of strong winds in next 30 years

4/10 Air Factor

5 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)
36
24
38
25
53
36
62
45
70
53
81
64
85
70
80
64
76
61
67
50
55
41
41
29
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

Is this your home?

Track this home’s value and nearby sales activity

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Home values near 422 E Boston Post Rd

Data from public records.
AddressRedfin Estimate
4 Beds | 1.5 Baths | 1820 Sq. Ft.
$967,988
3 Beds | 2.5 Baths | 2730 Sq. Ft.
$938,357
AddressRedfin Estimate
5 Beds | 3 Baths | 2420 Sq. Ft.
$1,055,941
4 Beds | 3.5 Baths | 2404 Sq. Ft.
$1,241,050
AddressRedfin Estimate
3 Beds | 2 Baths | 2021 Sq. Ft.
$1,215,303
4 Beds | 1.5 Baths | 1604 Sq. Ft.
$1,086,770

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