Google street view image for 41 Walnut St #21, Waltham, MA 02453

Off market jun 2021 for $420K

$485,667

Est. refi paymentEst. refi $2,719/mo

•

1 ba

•

812

sq ft

41 Walnut St #21, Waltham, MA 02453

About this home

41 Walnut St #21 is a 812 square foot condo with 2 bedrooms and 1 bathroom. - it last sold on June 29, 2021 for $420,000. Based on Redfin's Waltham data, we estimate the home's value is $485,667.

CondoProperty Type

1970Year Built

$598Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$485,667

$66K since sold in June 2021$7,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 1.1% lower than the average sale price ($491K) of 6 comparable homes.

SOLD JUL 1, 2026
$562,000
A
2 beds1 bath934 sq ft
10 Washington Ave #1, Waltham, MA 02453
SOLD AUG 7, 2026
$349,000
B
2 beds1 bath698 sq ft
150 School St #5, Waltham, MA 02451
SOLD MAY 18, 2026
$580,000
C
2 beds1 bath934 sq ft
10 Washington Ave #2, Waltham, MA 02453
SOLD MAY 29, 2026
$560,000
D
2 beds1 bath1,021 sq ft
10 Washington Ave #3, Waltham, MA 02453
SOLD OCT 27, 2026
$404,000
E
2 beds1 bath709 sq ft
41 Warren St Unit B2, Waltham, MA 02453
SOLD OCT 29, 2026
$492,500
F
2 beds1 bath845 sq ft
32 Eddy St #1, Waltham, MA 02451

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Earn from this home

Sell

$159,597

Est. take-home

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Est. cash available

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Rent

$2,217/mo

Redfin rental estimate

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Market trends in 02453, MA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

100.2%

0.5% MoM

Median sale price

$834K

$245 MoM

Avg. days on market

27d

6 days MoM

Recently sold homes

17 MoM

New listings for sale

OPEN TODAY, 12PM TO 1:30PM
$429,000
1 bed1 bath642 sq ft
19 Robbins St Unit 2-2, Waltham, MA 02453
See all

Provided by Redfin

Sale history for 41 Walnut St #21

Tax history for 41 Walnut St #21

*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: 1

Heating & Cooling
Heating Type: Forced Hot Water

Room Information
# of Rooms: 4

Exterior

Exterior Information
Physical Condition: Average
Construction Type: Steel
Exterior Wall: Brick
Roof Shape Type: Flat

Property Information
Living Sq. Ft: 812
Gross Sq. Ft: 812
# of Units: 1
# of Stories: 4

Lot Information
# of Buildings: 1
Municipality Name: WALTHAM
State Use Description: CONDOMINIUM

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 2
Baths: 1.0
Sq. Ft.: 812
Stories: 4.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1970
Year Renovated: 2000
County: Middlesex County
APN: 985962S

Home facts updated by county records on Sep 16, 2026

About this building

Sorry, but there are no photos available for the building.

No units for sale

41 Walnut St, Waltham, MA 02453

See photos & sale trends

Photo not available

Units for sale

Unit Information Not Available

There aren't any units for sale in this building.

Around this home

Schools

K - 12
Preschool & daycare

William F. Stanley Elementary School

Public PreK-5 • Assigned • 0.7mi

6/10

John W. McDevitt Middle School

Public 6-8 • Assigned • 0.7mi

7/10

Waltham Senior High School

Public 9-12 • Assigned • 1.8mi

4/10

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 97° expected this year, 16 days in 30 years

6/10 Wind Factor

52% 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

Waltham, MA • 02453

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

Try the sun simulator tool to see how light moves across the property at different times of day and year.

Provided by Shadowmap

Estimated sale price

$462,000 – $559,000

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New listings for sale in 02453

OPEN TODAY, 12PM TO 1:30PM

$429,000

1 bed1 bath642 sq ft

19 Robbins St Unit 2-2, Waltham, MA 02453

Hardwood flooring • Central air • In-unit laundry

Home values near 41 Walnut St #21

Data from public records.

Address	Redfin Estimate
41 Walnut St Apt 22, Waltham, MA 3 Beds \| 1 Baths \| 1206 Sq. Ft.	$570,530
41 Walnut St, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$440,296
41 Walnut St Apt 35, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$428,131
41 Walnut St Apt 23, Waltham, MA 2 Beds \| 1 Baths \| 788 Sq. Ft.	$409,234
41 Walnut St Apt 34, Waltham, MA 2 Beds \| 1 Baths \| 788 Sq. Ft.	$438,306
41 Walnut St, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$470,899
41 Walnut St Apt 32, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$447,757

Address	Redfin Estimate
41 Walnut St Apt 25, Waltham, MA 3 Beds \| 1 Baths \| 1206 Sq. Ft.	$518,918
41 Walnut St Apt 24, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$431,852
41 Walnut St Apt 32, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$430,048
41 Walnut St Apt 44, Waltham, MA 2 Beds \| 1 Baths \| 788 Sq. Ft.	$416,676
41 Walnut St Apt 33, Waltham, MA 2 Beds \| 1 Baths \| 788 Sq. Ft.	$414,656
41 Walnut St Apt 35, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$483,106
41 Walnut St Apt 46, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$480,745

Address	Redfin Estimate
41 Walnut St Apt 2, Waltham, MA 3 Beds \| 2 Baths \| 1206 Sq. Ft.	$527,388
41 Walnut St Apt 42, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$436,131
41 Walnut St Apt 36, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$417,048
41 Walnut St Apt 4, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$402,035
41 Walnut St Apt 5, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$442,390
41 Walnut St Apt 44, Waltham, MA 2 Beds \| 1 Baths \| 788 Sq. Ft.	$433,575
41 Walnut St Apt 1, Waltham, MA 2 Beds \| 1 Baths \| 812 Sq. Ft.	$447,582

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