Google street view image for 345 Waltham St, Lexington, MA 02421

Off market

$1,437,357

•

2 ba

•

3,114

sq ft

345 Waltham St, Lexington, MA 02421

About this home

345 Waltham St is a 3,114 square foot house on a 0.84 acre lot with 5 bedrooms and 2 bathrooms. Based on Redfin's Lexington data, we estimate the home's value is $1,437,357.

Single-familyProperty Type

1840Year Built

0.84 acresLot Size

$462Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,437,357

$0 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 17.1% lower than the average sale price ($1.73M) of 6 comparable homes.

BOUGHT WITH REDFIN JUL 16, 2026
$1,755,000
A
4 beds2.5 baths3,185 sq ft
30 Wachusett Dr, Lexington, MA 02421
SOLD AUG 28, 2026
$1,390,000
B
4 beds2 baths2,978 sq ft
365 Marrett, Lexington, MA 02421
SOLD JUL 31, 2026
$1,620,000
C
5 beds2 baths2,460 sq ft
552 Concord Ave, Lexington, MA 02421
SOLD MAY 1, 2026
$2,156,500
D
6 beds2.5 baths3,162 sq ft
51 Bloomfield St, Lexington, MA 02421
SOLD JUL 13, 2026
$1,285,000
E
5 beds3.5 baths2,492 sq ft
50 Kendall Rd, Lexington, MA 02421
SOLD JUN 10, 2026
$2,199,000
F
5 beds3 baths3,683 sq ft
18 Hill St, Lexington, MA 02421

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Earn from this home

Sell

$1,365,122

Est. take-home

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Rent

$5,628/mo

Redfin rental estimate

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Market trends in 02421, MA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

100.9%

0.3% MoM

Median sale price

$1.7M

$31K MoM

Avg. days on market

33d

8 days MoM

Recently sold homes

22 MoM

New listings for sale

VIDEO TOUR
$2,500,000
4 beds3.5 baths3,000 sq ft
2 Pleasant St #2, Lexington, MA 02421
EARLY ACCESS
$1,995,000
5 beds3 baths4,362 sq ft
17 Sutherland Rd, Lexington, MA 02421
$1,299,999
3 beds1.5 baths1,751 sq ft
26 Brookside Ave, Lexington, MA 02421
VIDEO TOUR
$2,795,000
6 beds5 baths4,560 sq ft
139 Reed St, Lexington, MA 02420
$1,299,000
4 beds2.5 baths2,000 sq ft
21 Woodpark Cir, Lexington, MA 02421
See all

Provided by Redfin

Sale history for 345 Waltham St

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

Year

Property tax

Land + Additions

Assessment*

2026

$19,388 (+5.3%)

$841,000 + $734,000

$1,575,000

2025

$18,418 (+3.8%)

$801,000 + $705,000

$1,506,000

2024

$17,738 (+1.6%)

$763,000 + $685,000

$1,448,000

2023

$17,459 (+4.1%)

$694,000 + $649,000

$1,343,000

2022

$16,767 (+4.0%)

$631,000 + $584,000

$1,215,000

2021

$16,117 (+0.5%)

$576,000 + $544,000

$1,120,000

2020

$16,031 (+4.6%)

$576,000 + $565,000

$1,141,000

2019

$15,320 (+2.0%)

$549,000 + $536,000

$1,085,000

2018

$15,015 (−2.4%)

$523,000 + $527,000

$1,050,000

2017

$15,388 (−1.7%)

$511,000 + $551,000

$1,062,000

2016

$15,651 (+2.3%)

$460,000 + $612,000

$1,072,000

2014

$15,293 (+2.0%)

$380,000 + $606,000

$986,000

2013

$14,987 (+1.5%)

$380,000 + $606,000

$986,000

2012

$14,760 (+1.9%)

$380,000 + $606,000

$986,000

2011

$14,486 (+3.9%)

$366,000 + $640,000

$1,006,000

2010

$13,943 (+4.9%)

$366,000 + $640,000

$1,006,000

2009

$13,294

$385,000 + $640,000

$1,025,000

Tax history for 345 Waltham St

Year

Property tax

Land + Additions

Assessment*

2026

$19,388 (+5.3%)

$841,000 + $734,000

$1,575,000

2025

$18,418 (+3.8%)

$801,000 + $705,000

$1,506,000

2024

$17,738 (+1.6%)

$763,000 + $685,000

$1,448,000

2023

$17,459 (+4.1%)

$694,000 + $649,000

$1,343,000

2022

$16,767 (+4.0%)

$631,000 + $584,000

$1,215,000

2021

$16,117 (+0.5%)

$576,000 + $544,000

$1,120,000

2020

$16,031 (+4.6%)

$576,000 + $565,000

$1,141,000

2019

$15,320 (+2.0%)

$549,000 + $536,000

$1,085,000

2018

$15,015 (−2.4%)

$523,000 + $527,000

$1,050,000

2017

$15,388 (−1.7%)

$511,000 + $551,000

$1,062,000

2016

$15,651 (+2.3%)

$460,000 + $612,000

$1,072,000

2014

$15,293 (+2.0%)

$380,000 + $606,000

$986,000

2013

$14,987 (+1.5%)

$380,000 + $606,000

$986,000

2012

$14,760 (+1.9%)

$380,000 + $606,000

$986,000

2011

$14,486 (+3.9%)

$366,000 + $640,000

$1,006,000

2010

$13,943 (+4.9%)

$366,000 + $640,000

$1,006,000

2009

$13,294

$385,000 + $640,000

$1,025,000

*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: 1,651

Bathroom Information
# of Full Baths: 2

Heating & Cooling
Heating Type: Forced Air

Fireplace Information
# of Fireplaces: 3
Has Fireplace

Room Information
# of Rooms: 12

Exterior

Exterior Information
Physical Condition: Average
Building Style Type: Antique/Historic
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Gable

Property Information
Living Sq. Ft: 3,114
Gross Sq. Ft: 6,078
Ground Floor Sq. Ft: 1,811
# of Units: 1
# of Stories: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 36,590
Municipality Name: LEXINGTON
Acres: 0.84
Zoning Code: RS
State Use Description: 1-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 5
Baths: 2.0
Sq. Ft.: 3,114
Stories: 2.0
Lot Size: 0.84 acres
Style: Single Family Residential
Year Built: 1840
Year Renovated: —
County: Middlesex County
APN: 1979203S

Home facts updated by county records on Sep 11, 2026

Around this home

Schools

Bridge Elementary School

Public K-5 • Assigned • 0.5mi

10/10

Jonas Clarke Middle School

Public 6-8 • Assigned • 0.6mi

10/10

Lexington High School

Public 9-12 • Assigned • 0.4mi

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...
4 weeks ago • Lexington
Benjamin Ginsburg
Redfin Premier agent
155 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, 15 days in 30 years

6/10 Wind Factor

27% 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

$1.37M – $1.65M

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Home values near 345 Waltham St

Data from public records.

Address	Redfin Estimate
342 Waltham Street, Lexington, MA 2 Beds \| 2 Baths \| 988 Sq. Ft.	$907,189
354 Waltham Street, Lexington, MA 3 Beds \| 2.5 Baths \| 1965 Sq. Ft.	$1,495,406

Address	Redfin Estimate
346 Waltham Street, Lexington, MA 3 Beds \| 1.5 Baths \| 1700 Sq. Ft.	$1,148,427
360 Waltham Street, Lexington, MA 3 Beds \| 2 Baths \| 1248 Sq. Ft.	$931,280

Address	Redfin Estimate
350 Waltham Street, Lexington, MA 6 Beds \| 5.5 Baths \| 4150 Sq. Ft.	$2,253,797
337 Waltham Street, Lexington, MA 3 Beds \| 2 Baths \| 1130 Sq. Ft.	$1,201,223

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