Google street view image for 21 Beacon St, Chelsea, MA 02150

Off market sep 1986 for $118K

$535,654

Est. refi paymentEst. refi $796/mo

•

2 ba

•

1,600

sq ft

21 Beacon St, Chelsea, MA 02150

About this home

21 Beacon St is a 1,600 square foot townhouse on a 1,307 square foot lot with 5 bedrooms and 2 bathrooms. - it last sold on September 01, 1986 for $118,000. Based on Redfin's Chelsea data, we estimate the home's value is $535,654.

TownhomeProperty Type

1857Year Built

1,307 sq ftLot Size

$335Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$535,654

$418K since sold in September 1986$1,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 5.4% lower than the average sale price ($566K) of 6 comparable homes.

SOLD JUL 15, 2026
$460,000
A
4 beds2 baths1,939 sq ft
28 Medford St, Chelsea, MA 02150
SOLD APR 28, 2026
$455,000
B
4 beds1.5 baths1,760 sq ft
6 Medford St, Chelsea, MA 02150
SOLD MAY 20, 2026
$755,000
C
4 beds2 baths1,512 sq ft
512 Bennington St, East Boston, MA 02128
SOLD AUG 12, 2026
$590,000
D
4 beds2 baths1,232 sq ft
50 Division, Chelsea, MA 02150
SOLD AUG 21, 2026
$750,000
E
3 beds2.5 baths1,596 sq ft
32 Eutaw St, East Boston, MA 02128
SOLD SEP 30, 2026
$387,000
F
3 beds2 baths1,379 sq ft
241 Webster Ave, Chelsea, MA 02150

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$508,107

Est. take-home

List your home with Redfin and save $2,678

Refinance

Est. cash available

Get cash now or lower your monthly rate

Rent

$2,764/mo

Redfin rental estimate

List your home for rent

Market trends in 02150, MA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

99.2%

0.1% MoM

Median sale price

$504K

$25K MoM

Avg. days on market

36d

11 days MoM

Recently sold homes

5 MoM

New listings for sale

$1,050,000
8 beds3 baths3,103 sq ft
45 Addison, Chelsea, MA 02150
$825,000
3 beds2.5 baths2,166 sq ft
65 Boatswains Way #65, Chelsea, MA 02150
$875,000
6 beds3 baths2,664 sq ft
188 Clark Ave, Chelsea, MA 02150
$330,000
1 bed1 bath680 sq ft
70 Warren Unit 1-4, Chelsea, MA 02150
$399,000
1 bed1 bath967 sq ft
60 Dudley St #322, Chelsea, MA 02150
$415,000
1 bed1 bath600 sq ft
210 Washington Ave #4, Chelsea, MA 02150
$629,900
4 beds2 baths1,387 sq ft
99 Parker St, Chelsea, MA 02150
$859,900
4 beds3.5 baths3,136 sq ft
21 Annese Rd, Chelsea, MA 02150
See all

Provided by Redfin

Sale history for 21 Beacon St

Year

Property tax

Land + Additions

Assessment*

2023

$6,148 (−1.6%)

$186,000 + $310,600

$496,600

2022

$6,246 (+4.6%)

$177,100 + $294,300

$471,400

2021

$5,972 (+5.6%)

$168,700 + $269,800

$438,500

2020

$5,655 (+1.6%)

$160,700 + $261,600

$422,300

2019

$5,567 (+11.2%)

$160,700 + $230,000

$390,700

2018

$5,007 (+0.7%)

$160,700 + $194,400

$355,100

2017

$4,972 (+4.7%)

$160,700 + $186,000

$346,700

2016

$4,750 (+10.5%)

$160,700 + $172,600

$333,300

2015

$4,298 (+4.3%)

$139,700 + $158,800

$298,500

2014

$4,122 (+5.3%)

$121,500 + $155,500

$277,000

2013

$3,914 (+8.4%)

$121,500 + $155,500

$277,000

2012

$3,611 (+2.8%)

$99,900 + $161,600

$261,500

2011

$3,513 (+6.9%)

$104,100 + $167,800

$271,900

2010

$3,287 (+5.3%)

$104,100 + $167,800

$271,900

2009

$3,121

$132,200 + $156,800

$289,000

Tax history for 21 Beacon St

Year

Property tax

Land + Additions

Assessment*

2023

$6,148 (−1.6%)

$186,000 + $310,600

$496,600

2022

$6,246 (+4.6%)

$177,100 + $294,300

$471,400

2021

$5,972 (+5.6%)

$168,700 + $269,800

$438,500

2020

$5,655 (+1.6%)

$160,700 + $261,600

$422,300

2019

$5,567 (+11.2%)

$160,700 + $230,000

$390,700

2018

$5,007 (+0.7%)

$160,700 + $194,400

$355,100

2017

$4,972 (+4.7%)

$160,700 + $186,000

$346,700

2016

$4,750 (+10.5%)

$160,700 + $172,600

$333,300

2015

$4,298 (+4.3%)

$139,700 + $158,800

$298,500

2014

$4,122 (+5.3%)

$121,500 + $155,500

$277,000

2013

$3,914 (+8.4%)

$121,500 + $155,500

$277,000

2012

$3,611 (+2.8%)

$99,900 + $161,600

$261,500

2011

$3,513 (+6.9%)

$104,100 + $167,800

$271,900

2010

$3,287 (+5.3%)

$104,100 + $167,800

$271,900

2009

$3,121

$132,200 + $156,800

$289,000

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

Zoning

Residential R-1 District

The purpose of the R1 district is to provide an area for residential and associated uses.

Permitted uses

Include but are not limited to:

Agriculture
Religious facility
Day care facility
Housing-Single unit
Housing-Multiple units
Public service
Educational/school
Fire house
Police station
Park & open space

Property details

Interior

Basement Information
Basement Sq. Ft: 520
Basement Type: Full

Bathroom Information
# of Full Baths: 2

Heating & Cooling
Heating Type: Forced Hot Water

Room Information
# of Rooms: 8

Exterior

Exterior Information
Physical Condition: Average
Building Style Type: Row House
Exterior Wall: Brick
Roof Shape Type: Mansard

Property Information
Living Sq. Ft: 1,600
Gross Sq. Ft: 2,172
Ground Floor Sq. Ft: 520
# of Units: 1
# of Stories: 3

Lot Information
# of Buildings: 1
Land Sq. Ft: 1,307
Municipality Name: CHELSEA
Acres: 0.03
Zoning Code: R3
State Use Description: 1-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2023

Public facts

Beds: 5
Baths: 2.0
Sq. Ft.: 1,600
Stories: 3.0
Lot Size: 1,307 square feet
Style: Townhouse
Year Built: 1857
Year Renovated: —
County: Suffolk County
APN: 1285298

Home facts updated by county records on Jul 20, 2023

Around this home

Schools

Shurtleff Early Childhood

Public PreK-1 • Assigned • 0.3mi

Eugene Wright Science And Technology Academy

Public 5-8 • Assigned • 0.5mi

4/10

Chelsea High School

Public 9-12 • Assigned • 0.8mi

2/10

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 95° expected this year, 15 days in 30 years

6/10 Wind Factor

67% chance of strong winds in next 30 years

3/10 Air Factor

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

Provided by First Street

Historical weather

Chelsea, MA • 02150

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

9.2 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$509,000 – $617,000

Reach more buyers when you sell with Redfin. Save up to $5,357 in fees. 3 minutes to get started.

Need the cash from your home fast? Sell to .

Nearby similar homes

$675,000

2 beds1.5 baths1,554 sq ft

50 Hicks Ave #16, Medford, MA 02155

$575,000

2 beds2.5 baths1,155 sq ft

2 Eden St #2, Chelsea, MA 02150

$749,900

4 beds3 baths1,900 sq ft

661 Washington Ave #1, Revere, MA 02151

$575,000

2 beds1.5 baths1,587 sq ft

116 Waite St #4, Revere, MA 02151

3D WALKTHROUGH

$395,000

2 beds1 bath695 sq ft

48 Newman Rd #48, Malden, MA 02148

$2,189,000

3 beds2 baths1,631 sq ft

70 Mount Vernon St Unit 1B, Boston, MA 02108

New listings for sale in 02150

$1,050,000

8 beds3 baths3,103 sq ft

45 Addison, Chelsea, MA 02150

$825,000

3 beds2.5 baths2,166 sq ft

65 Boatswains Way #65, Chelsea, MA 02150

$875,000

6 beds3 baths2,664 sq ft

188 Clark Ave, Chelsea, MA 02150

$330,000

1 bed1 bath680 sq ft

70 Warren Unit 1-4, Chelsea, MA 02150

$399,000

1 bed1 bath967 sq ft

60 Dudley St #322, Chelsea, MA 02150

$415,000

1 bed1 bath600 sq ft

210 Washington Ave #4, Chelsea, MA 02150

$629,900

4 beds2 baths1,387 sq ft

99 Parker St, Chelsea, MA 02150

$859,900

4 beds3.5 baths3,136 sq ft

21 Annese Rd, Chelsea, MA 02150

Home values near 21 Beacon St

Data from public records.

Address	Redfin Estimate
19 Beacon Street, Chelsea, MA 3 Beds \| 2.5 Baths \| 1620 Sq. Ft.	$701,285
20 Beacon Street Unit 2, Chelsea, MA 1 Beds \| 1 Baths \| 540 Sq. Ft.	$394,053

Address	Redfin Estimate
15 Beacon Street, Chelsea, MA 3 Beds \| 2.5 Baths \| 2100 Sq. Ft.	$798,011
18 Beacon Street Unit 18, Chelsea, MA 2 Beds \| 1 Baths \| 895 Sq. Ft.	$409,330

Address	Redfin Estimate
13 Beacon Street, Chelsea, MA 2 Beds \| 2 Baths \| 1620 Sq. Ft.	$669,500
20 Beacon Street Unit 9, Chelsea, MA 1 Beds \| 1 Baths \| 453 Sq. Ft.	$360,080

More real estate resources

Cities
Neighborhoods
Minor Civil Divisions
Zip Codes
Popular Searches

Cambridge homes for sale
Boston homes for sale
Newton homes for sale

Download the Redfin App on the Apple App Store

Download the Redfin App from the Google Play Store

Join us

Become an Agent

Get referrals

Careers

Find homes faster

About us

Find us

Subsidiaries

Affiliated Business

Countries

United States

Canada

Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.

Do not sell or share my personal information.

REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.

California DRE #01521930

Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures

New Mexico Real Estate Licenses

TREC: Info About Brokerage Services, Consumer Protection Notice

All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.

Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.

If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.

REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.

GreatSchools Ratings provided by GreatSchools.org.

02128 homes for sale
02148 homes for sale
02149 homes for sale
02150 homes for sale
02151 homes for sale

Houses for rent in Chelsea	Agents near me	Quincy, MA homes for sale	Chelsea Housing Market
Houses for sale near me	Boston, MA homes for sale	Brookline, MA homes for sale
Land for sale near me	Newton, MA homes for sale	Arlington, MA homes for sale
Open Houses near me	Cambridge, MA homes for sale	Chelsea Property Records
Condos for sale near me	Lexington, MA homes for sale	MA New Listings