Google street view image for 21 Walnut Ln, Harrison, NY 10528

Off market jul 2012 for $605K

$1,127,807

Est. refi paymentEst. refi $4,699/mo

—

•

— ba

•

2,500

sq ft

21 Walnut Ln, Harrison, NY 10528

About this home

Multi-familyProperty Type

1967Year Built

6,795 sq ftLot Size

$451Est. Price/Sq.Ft.

2 spacesParking

Listing by • Julia B Fee Sothebys Int. Rlty

Bought with • Julia B Fee Sothebys Int. Rlty

Redfin checked: over 7 days ago

•Source:HGMLS #3134149

Redfin Estimate

$1,127,807

$523K since sold in July 2012$17K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 18.5% lower than the average sale price ($1.38M) of 6 comparable homes.

SOLD SEP 23, 2026
$1,310,000
A
5 beds3 baths2,476 sq ft
107 Sterling Ave, Harrison, NY 10528
Listing by Find Real Estate LLC
SOLD SEP 30, 2026
$1,060,000
B
5 beds3 baths2,134 sq ft
412 Hinman Pl, Mamaroneck, NY 10543
Listing by Compass Greater NY, LLC
SOLD NOV 10, 2026
$2,037,000
C
4 beds3 baths2,490 sq ft
305 Florence St, Mamaroneck, NY 10543
Listing by Houlihan Lawrence Inc.
SOLD BY REDFIN OCT 29, 2026
$1,300,000
D
3 beds2 baths2,957 sq ft
89 Frances Ave, Harrison, NY 10528
Listing by Redfin Real Estate
SOLD JUN 29, 2026
$1,076,000
E
6 beds2 baths2,460 sq ft
921 Jefferson Ave, Mamaroneck, NY 10543
Listing by The Higgins Group Inc
SOLD MAY 28, 2026
$1,520,000
F
3 beds3.5 baths2,362 sq ft
15 Brookside Ln, Harrison, NY 10528
Listing by The Higgins Group Inc

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Earn from this home

Sell

$740,986

Est. take-home

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Refinance

Est. cash available

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Market trends in 10528, NY

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

106.0%

+0.4% MoM

Median sale price

$1.7M

$445K MoM

Avg. days on market

24d

2 days MoM

Recently sold homes

6 MoM

New listings for sale

OPEN TODAY, 12PM TO 2PM
$224,999
1 bed1 bath700 sq ft
470 Halstead Unit 4S, Harrison, NY 10528
Listing by Houlihan Lawrence Inc.
$1,675,000
4 beds2.5 baths3,388 sq ft
8 Palma Dr, Harrison, NY 10528
Listing by Compass Greater NY, LLC
See all

Provided by Redfin

Sale history for 21 Walnut Ln

Year

Property tax

Land + Additions

Assessment*

2026

$18,807 (−0.5%)

$2,000 + $9,190

$11,190

2025

$18,908 (−4.1%)

$2,000 + $9,190

$11,190

2024

$19,710 (+16.7%)

$580 + $10,610

$11,190

2023

$16,883 (+2.6%)

$580 + $10,610

$11,190

2022

$16,457 (+2.1%)

$580 + $10,610

$11,190

2021

$16,119 (−9.9%)

$580 + $10,610

$11,190

2020

$17,890 (+5.0%)

$580 + $10,610

$11,190

2019

$17,034

$580 + $10,610

$11,190

2018

$580 + $10,610

$11,190

2017

$580 + $10,610

$11,190

2016

$580 + $10,610

$11,190

2014

$580 + $10,610

$11,190

2013

$580 + $10,610

$11,190

2012

$580 + $10,610

$11,190

2011

$580 + $10,610

$11,190

2010

$580 + $10,610

$11,190

2009

$580 + $10,610

$11,190

2008

$580 + $10,610

$11,190

Tax history for 21 Walnut Ln

Year

Property tax

Land + Additions

Assessment*

2026

$18,807 (−0.5%)

$2,000 + $9,190

$11,190

2025

$18,908 (−4.1%)

$2,000 + $9,190

$11,190

2024

$19,710 (+16.7%)

$580 + $10,610

$11,190

2023

$16,883 (+2.6%)

$580 + $10,610

$11,190

2022

$16,457 (+2.1%)

$580 + $10,610

$11,190

2021

$16,119 (−9.9%)

$580 + $10,610

$11,190

2020

$17,890 (+5.0%)

$580 + $10,610

$11,190

2019

$17,034

$580 + $10,610

$11,190

2018

$580 + $10,610

$11,190

2017

$580 + $10,610

$11,190

2016

$580 + $10,610

$11,190

2014

$580 + $10,610

$11,190

2013

$580 + $10,610

$11,190

2012

$580 + $10,610

$11,190

2011

$580 + $10,610

$11,190

2010

$580 + $10,610

$11,190

2009

$580 + $10,610

$11,190

2008

$580 + $10,610

$11,190

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

Public record

Beds

—

Baths

Stories

—

Lot width

103 ft.

Lot depth

100 ft.

Lot size

6,800 Sq. Ft.

Year renovated

—

Sq. Ft.

3,138

Year built

1967

Style

Multi-Family (2-4 Unit)

County

Westchester County

APN

552801A0000110000008

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 25, 2026.

Property details

Parking

Parking Information
2 Car (Attached)

Interior

Cooling & Heating
A/C: Central
Heating: Hot Water

Room 1 Information
Room Description: Full with laundry

Multi-Unit Information
# of Units: 2
# of 3 Bedroom Units: 2

Unit 1 Information
Description: EH, Large Eat in Kitchen w/SLG to deck,Living Room,3 BRs,Bath,Laundry in lower level

Unit 2 Information
Description: EH,Large Eat in Kitchen,Living Room,3 BRs, Bath,Bessler stairs to attic, laundry in garage

Exterior

Building Information
Brick, Shingle

Property Information
Property Sub-Type: Detached
Amenities: Close to Railroad, Eat-In Kitchen, Fenced Yard, Cul de Sac

Lot Information
Sq. Ft. (Total): 2,500
Lot Size Area: 0.1560
Zoning: Residential

Financial

Tax Information
Tax Year: 2011
Municipality
Tax Amount: $14,229

Utilities

Utility Information
Heating Fuel: Natural Gas
Sewer: Sewer
Water Description: Municipal
# of Electric Meters: 2

Waste Management Information
Garbage: Public

Location

School Information
School District: Harrison
Elementary School: Parsons Memorial
Junior Middle High School: Louis M. Klein
High School: Harrison

Location Information
Village: None
City: Harrison
County/Parish: Westchester County
Post Office: Harrison

Public facts

Beds: —
Baths: 3.0
Sq. Ft.: 3,138
Stories: —
Lot Size: 6,800 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1967
Year Renovated: —
County: Westchester County
APN: 552801A0000110000008

Home facts updated by county records on Sep 25, 2026

Around this home

Schools

K - 12
Preschool & daycare

Parsons Memorial School

Public K-5 • Assigned • 0.5mi

5/10

Louis M Klein Middle School

Public 6-8 • Assigned • 1.3mi

9/10

Harrison High School

Public 9-12 • Assigned • 1.9mi

8/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

4/10 Flood Factor

Estimated 19-29% chance 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

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

Provided by First Street

Historical weather

Harrison, NY • 10528

Average low and high temperatures (°F)

35°

23°

37°

24°

53°

35°

61°

44°

70°

52°

81°

63°

85°

69°

81°

62°

76°

59°

64°

48°

54°

39°

40°

27°

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

$1.07M – $1.30M

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New listings for sale in 10528

OPEN TODAY, 12PM TO 2PM

$224,999

1 bed1 bath700 sq ft

470 Halstead Unit 4S, Harrison, NY 10528

Updated kitchen • Lots of storage • Wood floors

Listing by Houlihan Lawrence Inc.

$1,675,000

4 beds2.5 baths3,388 sq ft

8 Palma Dr, Harrison, NY 10528

One-level living • Landscaped acres • Natural light

Listing by Compass Greater NY, LLC

Home values near 21 Walnut Ln

Data from public records.

Address	Redfin Estimate
19 Walnut Ln, Harrison, NY - Beds \| 2 Baths \| 2725 Sq. Ft.	$1,070,388
9 Walnut Ln, Harrison, NY 6 Beds \| 2 Baths \| 2216 Sq. Ft.	$1,190,732
8 Walnut Ln, Harrison, NY - Beds \| 3 Baths \| 2583 Sq. Ft.	$1,254,635
10 Walnut Ln, Harrison, NY - Beds \| 3 Baths \| 3266 Sq. Ft.	$1,133,508
18 Walnut Ln, Harrison, NY - Beds \| 3 Baths \| 2958 Sq. Ft.	$1,149,011
10 Harris Ln, Harrison, NY - Beds \| 2 Baths \| 3536 Sq. Ft.	$1,245,086
16 Brookside Ln, Harrison, NY - Beds \| 2 Baths \| 2093 Sq. Ft.	$1,060,441

Address	Redfin Estimate
20 Walnut Ln, Harrison, NY 6 Beds \| 2 Baths \| 2512 Sq. Ft.	$1,072,133
14 Walnut Ln, Harrison, NY - Beds \| 2 Baths \| 2484 Sq. Ft.	$1,006,054
15 Walnut Ln, Harrison, NY 6 Beds \| 2 Baths \| 2652 Sq. Ft.	$1,067,807
17 Walnut Ln, Harrison, NY 6 Beds \| 2.5 Baths \| 2654 Sq. Ft.	$1,116,861
20 Harris Ln, Harrison, NY - Beds \| 2 Baths \| 2751 Sq. Ft.	$1,063,494
11 Harris Ln, Harrison, NY - Beds \| 3 Baths \| 3491 Sq. Ft.	$1,307,461
16 Harris Ln, Harrison, NY - Beds \| 2 Baths \| 1500 Sq. Ft.	$1,109,343

Address	Redfin Estimate
16 Walnut Ln, Harrison, NY - Beds \| - Baths \| 2579 Sq. Ft.	$1,083,664
22 Walnut Ln, Harrison, NY - Beds \| 2 Baths \| 2640 Sq. Ft.	$1,220,576
13 Walnut Ln, Harrison, NY - Beds \| 4 Baths \| 2829 Sq. Ft.	$1,078,163
11 Walnut Ln, Harrison, NY 6 Beds \| 3 Baths \| 3697 Sq. Ft.	$1,265,828
15 Harris Ln, Harrison, NY - Beds \| 3 Baths \| 2192 Sq. Ft.	$1,129,531
13 Harris Ln, Harrison, NY - Beds \| 5 Baths \| 2860 Sq. Ft.	$1,386,486
17 Harris Ln, Harrison, NY - Beds \| 3 Baths \| 2328 Sq. Ft.	$1,104,562

Property information provided by HGMLS when last listed in 2011. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 10528, NY

Sale history for 21 Walnut Ln

Tax history for 21 Walnut Ln

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 10528

Home values near 21 Walnut Ln

More real estate resources