• Small View See what fits!

    • 5' x 5' Unit Standard
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      Seasonal Storage. Boxes, Bikes., 24 Hour Cameras, Climate Control
    • 5' x 10' Unit Standard
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      Great for Apt. & Condo Storage, 24 Hour Cameras, Climate Control
  • Medium View See what fits!

    • 10' x 10' Unit Standard
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      2-3 Rooms of Furnitue. Business Files, 24 Hour Cameras, Climate Control
    • 10' x 15' Unit Standard
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      3-4 Rooms of Furniture, 24 Hour Cameras, Climate Control
  • Large View See what fits!

    • 10' x 20' Unit Standard
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      4-5 Rooms of Furniture. Small Warehouse, 24 Hour Cameras, Climate Control
    • 10' x 25' Unit Standard
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      5-6 Rooms. Commercial Warehouse, 24 Hour Cameras, Climate Control
  • Extra Large View See what fits!

    • 10' x 30' Unit Standard
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      Up to 8 Rooms. Commercial Warehouse, 24 Hour Cameras, Climate Control
Send me the Daily DealPre-Pay DiscountPay 5 1/2 months and get 6 months
applied at store

Castle Self-Storage

39 Old Colony Avenue, South Boston, MA, 02127

Office Hours Now Closed
  • MON - WED8am - 6pm
  • THU8am - 8pm
  • FRI8am - 6pm
  • SAT8am - 5pm
  • SUN11am - 4pm

Storage Customer Reviews

Kathy A

10 months ago
I've been renting a Unit for 4 years! The staff are helpful and nice!

Jasmine Benitez

1 year ago
The service was great! Moving my things into the storage unit was super easy and the staff was incredibly friendly and helpful.

Scott MacDonald

3 years ago
Awesome storage facility just outside of the city. The spaces are clean, dry , and secure. I can drive inside the building to do all of my loading which is great when it rains or in the winter. The customer service is 2nd to none!!

Daniela Marroquin

2 years ago
Clean friendly and inexpensive

Michael Dumais

4 years ago

Bill Ilott

4 months ago
A great storage space. Inexpensive and clean
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Holly C.

11 months ago
Very clean, well maintained storage spaces. I have used this space for the past two years. There is always easy access to the space with carts available to...
See all 24 Reviews

Storage Facility Amenities3 Amenities

  • Boxes & Supplies
  • Climate Control
  • 24 Hour Cameras