Google street view image for 17 Mason St, Lexington, MA 02421

Off market

$1,186,252

•

2.5 ba

•

1,326

sq ft

17 Mason St, Lexington, MA 02421

About this home

17 Mason St is a 1,326 square foot house on a 0.52 acre lot with 5 bedrooms and 2.5 bathrooms. Based on Redfin's Lexington data, we estimate the home's value is $1,186,252.

Single-familyProperty Type

1969Year Built

0.52 acresLot Size

$895Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,186,252

$13K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 26.9% lower than the average sale price ($1.62M) of 6 comparable homes.

SOLD JUL 28, 2026
$1,450,000
A
4 beds3 baths2,148 sq ft
42 Peacock Farm Rd, Lexington, MA 02421
SOLD JUL 2, 2026
$1,700,000
B
4 beds2.5 baths2,240 sq ft
3 Compton Cir, Lexington, MA 02421
SOLD SEP 30, 2026
$1,695,000
C
4 beds2.5 baths2,486 sq ft
20 Village Cir, Lexington, MA 02420
SOLD AUG 21, 2026
$1,662,000
D
4 beds2.5 baths2,234 sq ft
41 Locust Ave, Lexington, MA 02421
SOLD AUG 13, 2026
$1,480,000
E
3 beds3 baths2,007 sq ft
241 Worthen Rd E, Lexington, MA 02421
SOLD OCT 8, 2026
$1,750,625
F
4 beds2.5 baths2,942 sq ft
35 Avola St, Arlington, MA 02476

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Earn from this home

Sell

$1,126,461

Est. take-home

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Rent

$3,847/mo

Redfin rental estimate

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Market trends in 02421, MA

Last updated October 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

EARLY ACCESS
$1,899,000
4 beds3.5 baths2,935 sq ft
28 Nickerson Rd, Lexington, MA 02421
EARLY ACCESS
Unknown
5 beds4 baths3,015 sq ft
157 Lincoln St, Lexington, MA 02421
NEW 10 HRS AGO
$949,900
3 beds1.5 baths1,608 sq ft
668 Marrett Rd, Lexington, MA 02421
OPEN FRI, 11AM TO 12:30PM
$1,995,000
6 beds4 baths3,713 sq ft
14 White Pine Ln, Lexington, MA 02421
$3,395,000
5 beds5.5 baths5,001 sq ft
11 Common Ct #11, Lexington, MA 02421
$3,395,000
5 beds5.5 baths5,001 sq ft
11 Common Ct, Lexington, MA 02421
COMING SOON
$2,850,000
7 beds6.5 baths6,800 sq ft
26 Webster Rd, Lexington, MA 02421
EARLY ACCESS
$1,979,000
4 beds4 baths4,548 sq ft
6 Lake St, Lexington, MA 02421
See all

Provided by Redfin

Sale history for 17 Mason St

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

Year

Property tax

Land + Additions

Assessment*

2026

$13,344 (+3.4%)

$793,000 + $291,000

$1,084,000

2025

$12,903 (+5.9%)

$755,000 + $300,000

$1,055,000

2024

$12,189 (+4.3%)

$719,000 + $276,000

$995,000

2023

$11,687 (−0.2%)

$654,000 + $245,000

$899,000

2022

$11,716 (+0.1%)

$595,000 + $254,000

$849,000

2021

$11,699 (+0.7%)

$566,000 + $247,000

$813,000

2020

$11,619 (+4.0%)

$566,000 + $261,000

$827,000

2019

$11,169 (+3.7%)

$539,000 + $252,000

$791,000

2018

$10,768 (+6.6%)

$513,000 + $240,000

$753,000

2017

$10,100 (+2.6%)

$484,000 + $213,000

$697,000

2016

$9,840 (+3.7%)

$461,000 + $213,000

$674,000

2014

$9,492 (+6.2%)

$377,000 + $235,000

$612,000

2013

$8,938 (+1.4%)

$365,000 + $223,000

$588,000

2012

$8,817 (+2.6%)

$357,000 + $232,000

$589,000

2011

$8,597 (+2.9%)

$357,000 + $240,000

$597,000

2010

$8,358 (+3.6%)

$357,000 + $246,000

$603,000

2009

$8,067

$376,000 + $246,000

$622,000

Tax history for 17 Mason St

Year

Property tax

Land + Additions

Assessment*

2026

$13,344 (+3.4%)

$793,000 + $291,000

$1,084,000

2025

$12,903 (+5.9%)

$755,000 + $300,000

$1,055,000

2024

$12,189 (+4.3%)

$719,000 + $276,000

$995,000

2023

$11,687 (−0.2%)

$654,000 + $245,000

$899,000

2022

$11,716 (+0.1%)

$595,000 + $254,000

$849,000

2021

$11,699 (+0.7%)

$566,000 + $247,000

$813,000

2020

$11,619 (+4.0%)

$566,000 + $261,000

$827,000

2019

$11,169 (+3.7%)

$539,000 + $252,000

$791,000

2018

$10,768 (+6.6%)

$513,000 + $240,000

$753,000

2017

$10,100 (+2.6%)

$484,000 + $213,000

$697,000

2016

$9,840 (+3.7%)

$461,000 + $213,000

$674,000

2014

$9,492 (+6.2%)

$377,000 + $235,000

$612,000

2013

$8,938 (+1.4%)

$365,000 + $223,000

$588,000

2012

$8,817 (+2.6%)

$357,000 + $232,000

$589,000

2011

$8,597 (+2.9%)

$357,000 + $240,000

$597,000

2010

$8,358 (+3.6%)

$357,000 + $246,000

$603,000

2009

$8,067

$376,000 + $246,000

$622,000

*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: 1,326

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

Heating & Cooling
Heating Type: Forced Hot Water

Fireplace Information
# of Fireplaces: 1
Has Fireplace

Room Information
# of Rooms: 8

Exterior

Exterior Information
Physical Condition: Average
Building Style Type: Contemporary
Exterior Wall: Aluminum/Vinyl
Roof Shape Type: Hip

Property Information
Living Sq. Ft: 1,326
Gross Sq. Ft: 2,775
Ground Floor Sq. Ft: 1,326
# of Units: 1
# of Stories: 1

Lot Information
# of Buildings: 1
Land Sq. Ft: 22,651
Municipality Name: LEXINGTON
Acres: 0.52
Zoning Code: RS
State Use Description: 1-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 5
Baths: 2.5
Sq. Ft.: 1,326
Stories: 1.0
Lot Size: 0.52 acres
Style: Single Family Residential
Year Built: 1969
Year Renovated: —
County: Middlesex County
APN: 2133199S

Home facts updated by county records on Sep 11, 2026

Around this home

Schools

K - 12
Preschool & daycare

Bowman Elementary School

Public K-5 • Assigned • 0.7mi

10/10

Jonas Clarke Middle School

Public 6-8 • Assigned • 1.3mi

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...
1 month 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

54% 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

$1.13M – $1.37M

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EARLY ACCESSCOLDWELL BANKER REALTY COMING SOON

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Home values near 17 Mason St

Data from public records.

Address	Redfin Estimate
7 Mason Street, Lexington, MA 5 Beds \| 3 Baths \| 1350 Sq. Ft.	$1,582,023
8 Mason Street, Lexington, MA 5 Beds \| 2.5 Baths \| 1898 Sq. Ft.	$1,557,053

Address	Redfin Estimate
9 Mason Street, Lexington, MA 5 Beds \| 2 Baths \| 2172 Sq. Ft.	$1,456,654
24 Mason Street, Lexington, MA 5 Beds \| 3 Baths \| 1326 Sq. Ft.	$1,364,726

Address	Redfin Estimate
6 Mason Street, Lexington, MA 5 Beds \| 2 Baths \| 1580 Sq. Ft.	$1,317,280
22 Mason Street, Lexington, MA 5 Beds \| 2.5 Baths \| 1326 Sq. Ft.	$1,424,405

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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 17 Mason St

Tax history for 17 Mason 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 17 Mason St

More real estate resources