Apartment at 21 Third Street # B, Chelsea MA 02150
Apartment at 21 Third Street # B, Chelsea MA 02150, photo 2 of 6
Apartment at 21 Third Street # B, Chelsea MA 02150, photo 3 of 6
Apartment at 21 Third Street # B, Chelsea MA 02150, photo 4 of 6
Apartment at 21 Third Street # B, Chelsea MA 02150, photo 5 of 6
Apartment at 21 Third Street # B, Chelsea MA 02150, photo 6 of 6
6 photos

$1,400

21 Third Street # B, Chelsea MA 02150
Chelsea, MA 02150
Listed by Bradley Mackin
Bedrooms
2
Bathrooms
1
Living area
750 sqft
Year built
1930

Property details

MLS
MLS Property Information Network
MLS #
73593008
Property type
Apartment
Subdivision
N/A
Status
Active
Days on market
7
On market date
October 20, 2026
Stories
N/A
Total bathrooms
1
Garage spaces
N/A
Parking spaces
N/A
Lot size
9,000 sqft
Loading map…

Nearby schools

Within 10 miles. School directory data from the National Center for Education Statistics (NCES), accessed via the Urban Institute Education Data API. Local Score is calculated by INNOVATE Real Estate; where a state rating is shown, it comes from that state's own official school report card.

Elementary
Shurtleff Early Childhood
0.17 mi away · Grades -1-1
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
831
Student:teacher ratio
14.8:1
District
Chelsea
Middle
Joseph A. Browne School
0.17 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
540
Student:teacher ratio
12.3:1
District
Chelsea
HighCharter
Phoenix Charter Academy
0.22 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)

Walkability

Blended score for Chelsea's center, calculated by INNOVATE Real Estate from two sources: the EPA's National Walkability Index (street network, transit, land-use mix) and Google Places amenity data (what's actually reachable on foot from this point). 60% EPA National Walkability Index + 40% nearby-amenity density (Google Places).

97
Highly walkable
out of 100
EPA National Walkability Index
18.8 / 20 -- Most walkable
Google Places amenity density
100 / 100
Restaurants & cafes20
Grocery stores20
Parks20
Schools20
Transit stops20
Pharmacies5

Market position

How this listing compares to current activity in Chelsea, from live MLS data.

On the market 7 days -- 79 fewer days than Chelsea's current average of 86 days.
For reference, the median list price across 406 active listings in Chelsea right now is $2,900.

Mortgage calculator

Estimate only - actual rate and payment depend on your lender, credit, and loan program.

$
%
%
Adjust tax / insurance estimates
% / yr
$
/mo
Est. monthly payment
$158/mo
$280 down
$1,120 loan
Principal & interest$7
Property tax (est.)$1
Home insurance (est.)$150

Similar homes you might like

Data source: Listing information provided by MLS Property Information Network via Trestle/CoreLogic. Last updated 4 days ago.

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.