$4,607 - $6,601
- 2 bd
- 1 ba
- 738 sqft
Garrison Square
For rent
21 Castlegate Rd
Dorchester, MA 02121
Apartment building
3-9 beds
Available units
To contact, request a tour, or apply, select a unit below. Each unit has its own contact details.
Price may not include required fees and charges.
 Unit 1 3 bd, 1 ba | 1,200 | Now | Fees may apply $2,900 |
Unit 2 4 bd, 1 ba | 1,200 | Now | Fees may apply $3,100 |
Unit 3 4 bd, 1 ba | 1,200 | Now | Fees may apply $3,100 |
What's special
Classic characterUpdated eat-in kitchenGenerous room sizesGranite countertopsBeautiful original woodworkModern appliancesHardwood floors
Neighborhood: South Dorchester
Areas of interest
Use our interactive map to explore the neighborhood and see how it matches your interests.
Travel times
Getting around
Walk Score®
 / 100
Very WalkableBike Score®
 / 100
Very BikeableNearby schools in Dorchester
King Elementary School
Grades PK-6 • 0.5 miles3/10
GreatSchools® Rating
Test Score Rating
1/10Student Progress Rating
5/10Lilla G. Frederick Middle School
Grades 7, 8 • 0.5 miles3/10
GreatSchools® Rating
Test Score Rating
1/10Student Progress Rating
5/10Albert D Holland School of Technology
Grades 7-12 • 0.1 miles2/10
GreatSchools® Rating
Test Score Rating
1/10College Readiness Rating
1/10Student Progress Rating
4/10Living in Dorchester
South Dorchester spans a broad part of Boston south of downtown, with residential streets, busy commercial corridors, and access to the Neponset River and its greenway. New England seasons bring warm summers and cold, snowy winters. Franklin Park, on the neighborhood’s western edge, offers wooded paths and open space, while the Neponset River Greenway provides a scenic route for walking and biking. The John F. Kennedy Presidential Library and Museum sits nearby on Columbia Point, where the harbor shapes the landscape. Dining and coffee options range from casual local spots to restaurants along Dorchester Avenue, and shopping clusters around neighborhood centers such as Fields Corner and Ashmont. The area’s history is reflected in its longstanding streetcar corridors and historic buildings. Red Line stations and bus routes connect South Dorchester with other parts of Boston. South Dorchester’s median rent is $3,100 per month, with a typical range of $700 to $8,014.
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Nearby apartments for rent
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Frequently asked questions
Where is 21 Castlegate Rd located, and what is the neighborhood like?
21 Castlegate Rd is located at 21 Castlegate Rd in South Dorchester, Dorchester, MA. The surrounding area includes multiple restaurants and cafes within 2 miles, such as Flames III, Dunkin', and Stash's Pizza.
What hospitals and medical facilities are near 21 Castlegate Rd?
The closest hospitals and medical facilities to 21 Castlegate Rd include Harvard Street Neighborhood Health Center (0.3 miles away), Mary Mahoney Dialysis (0.7 miles away), and Bowdoin St. Health Center (0.8 miles away).
What schools are assigned to 21 Castlegate Rd?
The schools assigned to 21 Castlegate Rd include King Elementary School, Lilla G. Frederick Middle School, and Albert D Holland School of Technology.
What are the grocery stores and everyday shopping options near 21 Castlegate Rd?
21 Castlegate Rd is located near 6 grocery stores, including Stop & Shop (0.2 miles) and Save-A-Lot (0.9 miles). Additional shopping options, including Family Dollar, are approximately 0.5 miles away.
What colleges and universities are near 21 Castlegate Rd?
21 Castlegate Rd is located within 0.1 miles of The Most Worshipful Prince Hall Grand Lodge of Massachusetts, 0.4 miles of La Newton School of Beauty Culture, and 0.7 miles of Harvard Business School.
