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

Off market sep 1986 for $118K

$517,621

Est. refi paymentEst. refi $788/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 $517,621.

TownhomeProperty Type

1857Year Built

1,307 sq ftLot Size

$324Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$517,621

$400K since sold in September 1986$17K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 15.7% lower than the average sale price ($614K) 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
$675,000
F
3 beds1.5 baths1,747 sq ft
35 Francis St, Everett, MA 02149

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Earn from this home

Sell

$490,968

Est. take-home

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Est. cash available

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Rent

$2,764/mo

Redfin rental estimate

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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

OPEN SAT, 12PM TO 1:30PM
$769,000
4 beds2 baths2,244 sq ft
52 Watts St, Chelsea, MA 02150
OPEN SAT, 11AM TO 1PM
$599,900
4 beds2 baths2,113 sq ft
3 Medford St, Chelsea, MA 02150
$1,050,000
8 beds3 baths3,103 sq ft
45 Addison, Chelsea, MA 02150
OPEN SAT, 12PM TO 1:30PM
$798,000
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
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

$492,000 – $596,000

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Nearby similar homes

$675,000

2 beds1.5 baths1,554 sq ft

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3D WALKTHROUGH

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New listings for sale in 02150

OPEN SAT, 12PM TO 1:30PM

$769,000

4 beds2 baths2,244 sq ft

52 Watts St, Chelsea, MA 02150

OPEN SAT, 11AM TO 1PM

$599,900

4 beds2 baths2,113 sq ft

3 Medford St, Chelsea, MA 02150

$1,050,000

8 beds3 baths3,103 sq ft

45 Addison, Chelsea, MA 02150

OPEN SAT, 12PM TO 1:30PM

$798,000

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

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.	$676,698
20 Beacon Street Unit 2, Chelsea, MA 1 Beds \| 1 Baths \| 540 Sq. Ft.	$400,940

Address	Redfin Estimate
15 Beacon Street, Chelsea, MA 3 Beds \| 2.5 Baths \| 2100 Sq. Ft.	$772,813
18 Beacon Street Unit 18, Chelsea, MA 2 Beds \| 1 Baths \| 895 Sq. Ft.	$412,697

Address	Redfin Estimate
13 Beacon Street, Chelsea, MA 2 Beds \| 2 Baths \| 1620 Sq. Ft.	$653,945
20 Beacon Street Unit 9, Chelsea, MA 1 Beds \| 1 Baths \| 453 Sq. Ft.	$361,360

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GreatSchools Ratings provided by GreatSchools.org.

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