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$899,900

21 John St, Chelsea MA 02150
Chelsea, MA 02150
Listed by Team Ladner
Bedrooms
7
Bathrooms
3
Living area
3,103 sqft
Year built
1900

About this home

Incredible opportunity in coveted Prattville neighborhood! This 2-family sits on a quiet side street & offers amazing rental upside or owner-occupant potential. Unit 1 features 3 spacious beds, 1 bath, an eat-in kitchen with gas cooking, & laundry hookups. Unit 2 is a gorgeous 2-level duplex remodeled in 2025, boasting 4 beds, 2 baths, a sunlit living room, & a modern stainless steel kitchen. Major updates include: roof (2018), gas heating conversion & systems (2010), & replacement windows (2009). Easily add central A/C if desired! Complete with a large driveway for 3 off-street parking spaces. Truly a turnkey gem in a highly desirable neighborhood!

Highlights

Fireplace

Property details

MLS #
73539965
Property type
Multi Family
Subdivision
N/A
Status
Active
Days on market
N/A
On market date
N/A
Stories
3
Garage spaces
N/A
Lot size
0.11 acres

Location

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Nearby schools

Within 10 miles · public school directory data (NCES)

Elementary
William A Berkowitz Elementary
0.43 mi away · Grades 1-4
Nearest school -- attendance-zone data not available here
5.0
Local Score (student-teacher ratio only (preliminary -- will incorporate state test-score data once available)) -- not an official state rating
Enrollment
460
Student:teacher ratio
11.8:1
District
Chelsea
Middle
Clark Avenue School
0.27 mi away · Grades 5-8
Nearest school -- attendance-zone data not available here
4.0
Local Score (student-teacher ratio only (preliminary -- will incorporate state test-score data once available)) -- not an official state rating
Enrollment
719
Student:teacher ratio
14.1:1
District
Chelsea
HighCharter
Phoenix Charter Academy
0.55 mi away · Grades 9-12
Nearest school -- attendance-zone data not available here
3.0
Local Score (student-teacher ratio only (preliminary -- will incorporate state test-score data once available)) -- not an official state rating
Enrollment
185
Student:teacher ratio
15.4:1
District
Phoenix Charter Academy (District)

Mortgage calculator

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Est. monthly payment
$5,569/mo
$179,980 down
$719,920 loan
Principal & interest$4,669
Property tax (est.)$750
Home insurance (est.)$150

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Data source: Listing information provided by MLS Property Information Network via Trestle/CoreLogic. Last updated June 27, 2026.

Information herein deemed reliable but not guaranteed; all measurements, school assignments, HOA fees, taxes, and feature lists are approximate and should be independently verified. Equal Housing Opportunity.