OFF MARKET

Off market may 2021 for $440K

$562,319

Est. refi paymentEst. refi $3,350/mo

•

2 ba

•

1,465

sq ft

21 Cottage St #2, Chelsea, MA 02150

About this home

Watch the Video of this stunning 4 bedroom or 3+ a den condo, which contains two full bathrooms. This bright and sunny condo blends the character and charm of the 20th century with the modern conveniences and updates of the 21st century. This condo features hardwood floors, in-unit laundry, granite counters in the kitchen and baths, custom lighting and more. There is a GARAGE space plus 2 tandem cars. that's 3 parking spaces! There is a private back deck off of the kitchen. There is a ton of storage in the basement including a private dedicated storage area. T Walk to shopping and dining destinations. There is a storage in the basement. Shared yard.

CondoProperty Type

1900Year Built

$384Est. Price/Sq.Ft.

1 garage spacesParking

Listed by Jeffrey Bowen • ERA Russell Realty Group

Bought with Celdra Allen • Unlimited Sotheby's International Realty

Source:MLS PIN #71981493

Redfin Estimate

$562,319

$122K since sold in May 2021$9,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 18.9% higher than the average sale price ($473K) of 6 comparable homes.

SOLD APR 9, 2026
$480,000
A
3 beds2 baths1,044 sq ft
50 Maverick St #3, Chelsea, MA 02150
SOLD SEP 30, 2026
$385,000
B
2 beds2 baths1,162 sq ft
175 Cottage St #504, Chelsea, MA 02150
SOLD JUL 13, 2026
$490,000
C
2 beds2 baths1,064 sq ft
10 Beacon St #1, Chelsea, MA 02150
SOLD JUL 6, 2026
$508,000
D
2 beds2 baths810 sq ft
43-45 Blossom St #6, Chelsea, MA 02150
SOLD JUN 11, 2026
$485,000
E
2 beds2 baths812 sq ft
43-45 Blossom St #4, Chelsea, MA 02150
SOLD JAN 29, 2026
$490,000
F
2 beds2 baths1,137 sq ft
34 Tremont St #6, Chelsea, MA 02150

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Sell

$218,450

Est. take-home

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Refinance

Est. cash available

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Rent

$3,680/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 2PM
$850,000
8 beds3 baths3,153 sq ft
31 Library St, Chelsea, MA 02150
OPEN SUN, 10:30AM TO 12PM
$1,125,000
8 beds3 baths3,735 sq ft
148 Walnut St, Chelsea, MA 02150
$469,900
2 beds1 bath914 sq ft
932 Broadway #208, Chelsea, MA 02150
$659,962
7 beds2 baths1,952 sq ft
62 Chester Ave, Chelsea, MA 02150
$969,999
6 beds3 baths2,997 sq ft
52 Sagamore, Chelsea, MA 02151
$769,000
4 beds2 baths2,244 sq ft
52 Watts St, Chelsea, MA 02150
$1,050,000
8 beds3 baths3,103 sq ft
45 Addison, Chelsea, MA 02150
OPEN SAT, 10:30AM TO 12PM
$798,000
3 beds2.5 baths2,166 sq ft
65 Boatswains Way #65, Chelsea, MA 02150
See all

Provided by Redfin

Sale history for 21 Cottage St #2

Date

Event

Price

Public Records

May 3, 2021

Sold

$440,000

$300/sq ft

MLS PIN #71981493

Jun 13, 2016

Sold

$374,000

$255/sq ft

Apr 4, 2016

Pending

—

Apr 1, 2016

Listed

$369,000

$252/sq ft

+21

Tax history for 21 Cottage St #2

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

Zoning

Residential R-2 District

The purpose of the R2 district is to provide an area for multifamily dwellings 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

Bathroom Information
# of Full Baths: 2

Heating & Cooling
Heating Type: Steam

Room Information
# of Rooms: 7

Exterior

Exterior Information
Physical Condition: Average
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Flat

Property Information
Living Sq. Ft: 1,465
Gross Sq. Ft: 1,465
Ground Floor Sq. Ft: 1,465
# of Units: 1
# of Stories: 2

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

Financial

Assessor Information
Assessment Year: 2023

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,465
Stories: 2.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1900
Year Renovated: —
County: Suffolk County
APN: 4998591

Home facts updated by county records on Jul 20, 2023

Around this home

Schools

Shurtleff Early Childhood

Public PreK-1 • Assigned • 0.2mi

Eugene Wright Science And Technology Academy

Public 5-8 • Assigned • 0.3mi

4/10

Chelsea High School

Public 9-12 • Assigned • 0.7mi

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

$535,000 – $647,000

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0.92 acre lot • 6 parking spots • Built 1900

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Two family home • Hardwood flooring • Bonus room

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OPEN SAT, 10:30AM TO 12PM

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Garage parking • Open concept layout • Private deck

Home values near 21 Cottage St #2

Data from public records.

Address	Redfin Estimate
18 Cottage St, Chelsea, MA 7 Beds \| 2 Baths \| 2584 Sq. Ft.	$858,909
30 Cottage St, Chelsea, MA 9 Beds \| 3 Baths \| 4263 Sq. Ft.	$1,051,639

Address	Redfin Estimate
22 Cottage St, Chelsea, MA 4 Beds \| 2 Baths \| 2196 Sq. Ft.	$721,067
34 Cottage St, Chelsea, MA 9 Beds \| 3 Baths \| 4536 Sq. Ft.	—

Address	Redfin Estimate
24 Cottage St, Chelsea, MA 3 Beds \| 1 Baths \| 1586 Sq. Ft.	$510,754
33 Cottage St, Chelsea, MA 4 Beds \| 3 Baths \| 2388 Sq. Ft.	$785,484

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