Google street view image for 7 Walnut St, Lexington, MA 02421

OFF MARKET

$1,128,729

•

1.5 ba

•

1,530

sq ft

7 Walnut St, Lexington, MA 02421

About this home

7 Walnut St is a 1,530 square foot house on a 0.66 acre lot with 3 bedrooms and 1.5 bathrooms. Based on Redfin's Lexington data, we estimate the home's value is $1,128,729.

Single-familyProperty Type

1956Year Built

0.66 acresLot Size

$738Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,128,729

$3,000 since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 24.4% higher than the average sale price ($907K) of 6 comparable homes.

SOLD JUL 10, 2026
$1,050,000
A
3 beds2 baths2,330 sq ft
780 Waltham St, Lexington, MA 02421
SOLD JUL 17, 2026
$820,000
B
3 beds2 baths1,907 sq ft
88 Temple Rd, Waltham, MA 02452
SOLD JUL 29, 2026
$750,000
C
3 beds1 bath1,329 sq ft
34 Copeland St, Waltham, MA 02451
SOLD NOV 13, 2025
$1,100,000
D
3 beds2 baths1,695 sq ft
19 Crescent Rd, Lexington, MA 02421
SOLD JUL 7, 2026
$799,900
E
3 beds1.5 baths1,550 sq ft
48 Mount Walley Rd, Waltham, MA 02451
SOLD AUG 12, 2026
$923,000
F
3 beds1.5 baths1,760 sq ft
283 Florence Ave, Arlington, MA 02476

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Earn from this home

Sell

$1,071,789

Est. take-home

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Rent

$3,356/mo

Redfin rental estimate

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Market trends in 02421, MA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

102.4%

0.7% MoM

Median sale price

$1.7M

$12K MoM

Avg. days on market

22d

3 days MoM

Recently sold homes

26 MoM

New listings for sale

EARLY ACCESS
$889,000
3 beds2 baths2,682 sq ft
12 Watertown St, Lexington, MA 02421
OPEN TODAY, 11AM TO 2PM
$1,389,000
4 beds3 baths2,392 sq ft
184 Concord Ave, Lexington, MA 02421
OPEN TODAY, 1PM TO 3PM
$2,850,000
5 beds4 baths5,024 sq ft
209 Waltham St, Lexington, MA 02421
OPEN TODAY, 1PM TO 2:30PM
$2,395,000
4 beds4.5 baths4,376 sq ft
171 Lincoln St, Lexington, MA 02421
OPEN SUN, 10AM TO 11AM
$989,000
3 beds1.5 baths1,372 sq ft
1 Constitution Rd, Lexington, MA 02421
See all

Provided by Redfin

Sale history for 7 Walnut St

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

Year

Property tax

Land + Additions

Assessment*

2026

$14,538 (+6.3%)

$834,000 + $347,000

$1,181,000

2025

$13,673 (+2.3%)

$794,000 + $324,000

$1,118,000

2024

$13,365 (+4.6%)

$757,000 + $334,000

$1,091,000

2023

$12,779 (+4.2%)

$688,000 + $295,000

$983,000

2022

$12,268 (+0.2%)

$625,000 + $264,000

$889,000

2021

$12,246 (+2.4%)

$596,000 + $255,000

$851,000

2020

$11,957 (+5.1%)

$596,000 + $255,000

$851,000

2019

$11,381 (+5.4%)

$567,000 + $239,000

$806,000

2018

$10,797 (−0.9%)

$540,000 + $215,000

$755,000

2017

$10,896 (+12.9%)

$515,000 + $237,000

$752,000

2016

$9,651 (+9.9%)

$490,000 + $171,000

$661,000

2014

$8,779 (+3.3%)

$405,000 + $161,000

$566,000

2013

$8,497 (+13.5%)

$405,000 + $154,000

$559,000

2012

$7,485 (+7.6%)

$405,000 + $95,000

$500,000

2011

$6,955 (+3.9%)

$388,000 + $95,000

$483,000

2010

$6,694 (+2.6%)

$388,000 + $95,000

$483,000

2009

$6,524

$408,000 + $95,000

$503,000

Tax history for 7 Walnut St

Year

Property tax

Land + Additions

Assessment*

2026

$14,538 (+6.3%)

$834,000 + $347,000

$1,181,000

2025

$13,673 (+2.3%)

$794,000 + $324,000

$1,118,000

2024

$13,365 (+4.6%)

$757,000 + $334,000

$1,091,000

2023

$12,779 (+4.2%)

$688,000 + $295,000

$983,000

2022

$12,268 (+0.2%)

$625,000 + $264,000

$889,000

2021

$12,246 (+2.4%)

$596,000 + $255,000

$851,000

2020

$11,957 (+5.1%)

$596,000 + $255,000

$851,000

2019

$11,381 (+5.4%)

$567,000 + $239,000

$806,000

2018

$10,797 (−0.9%)

$540,000 + $215,000

$755,000

2017

$10,896 (+12.9%)

$515,000 + $237,000

$752,000

2016

$9,651 (+9.9%)

$490,000 + $171,000

$661,000

2014

$8,779 (+3.3%)

$405,000 + $161,000

$566,000

2013

$8,497 (+13.5%)

$405,000 + $154,000

$559,000

2012

$7,485 (+7.6%)

$405,000 + $95,000

$500,000

2011

$6,955 (+3.9%)

$388,000 + $95,000

$483,000

2010

$6,694 (+2.6%)

$388,000 + $95,000

$483,000

2009

$6,524

$408,000 + $95,000

$503,000

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

Property details

Interior

Basement Information
Basement Sq. Ft: 840

Bathroom Information
# of Full Baths: 1
# of 1/2 Baths: 1

Heating & Cooling
Heating Type: Forced Hot Water

Fireplace Information
# of Fireplaces: 1
Has Fireplace

Room Information
# of Rooms: 6

Exterior

Exterior Information
Physical Condition: Good
Building Style Type: Cape Cod
Exterior Wall: Aluminum Siding
Roof Shape Type: Gable

Property Information
Living Sq. Ft: 1,530
Gross Sq. Ft: 3,610
Ground Floor Sq. Ft: 900
# of Units: 1
# of Stories: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 28,750
Municipality Name: LEXINGTON
Acres: 0.66
Zoning Code: RO
State Use Description: 1-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 3
Baths: 1.5
Sq. Ft.: 1,530
Stories: 2.0
Lot Size: 0.66 acres
Style: Single Family Residential
Year Built: 1956
Year Renovated: —
County: Middlesex County
APN: 509428S

Home facts updated by county records on Jul 29, 2026

Around this home

Schools

Bowman Elementary School

Public K-5 • Assigned • 0.6mi

10/10

Jonas Clarke Middle School

Public 6-8 • Assigned • 1.1mi

10/10

Lexington High School

Public 9-12 • Assigned • 2.0mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Lexington continues to be a competitive Seller's market driven by its historic appeal & location. With buildable land exhausted, true inventory growth is very constrained; development mostly replaces existing homes. New zoning laws will eventually...
2 months ago • Lexington
Benjamin Ginsburg
Redfin Premier agent
152 deals
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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

5/10 Heat Factor

7 days above 96° expected this year, 14 days in 30 years

6/10 Wind Factor

50% chance of strong winds in next 30 years

3/10 Air Factor

2 unhealthy days expected this year, 3 days in 30 years

Provided by First Street

Historical weather

Lexington, MA • 02421

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 9 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

9 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.07M – $1.30M

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EARLY ACCESSCOMPASS COMING SOON

$889,000

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OPEN TODAY, 1PM TO 3PM

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OPEN TODAY, 1PM TO 2:30PM

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OPEN SUN, 10AM TO 11AM3D WALKTHROUGH

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3 beds1.5 baths1,372 sq ft

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Home values near 7 Walnut St

Data from public records.

Address	Redfin Estimate
11 Walnut Street, Lexington, MA 5 Beds \| 5.5 Baths \| 5052 Sq. Ft.	$2,538,850
14 Walnut Street, Lexington, MA 4 Beds \| 3 Baths \| 2535 Sq. Ft.	$1,788,505

Address	Redfin Estimate
20 Walnut Street, Lexington, MA 5 Beds \| 4.5 Baths \| 6982 Sq. Ft.	$2,619,915
10 Walnut Street, Lexington, MA 3 Beds \| 2 Baths \| 2172 Sq. Ft.	$1,283,681

Address	Redfin Estimate
18 Walnut Street, Lexington, MA 5 Beds \| 5 Baths \| 6074 Sq. Ft.	$3,108,768
19 Walnut Street, Lexington, MA 5 Beds \| 2 Baths \| 2300 Sq. Ft.	$1,633,645

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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 02421, MA

Sale history for 7 Walnut St

Tax history for 7 Walnut St

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 02421

Home values near 7 Walnut St

More real estate resources