Renting Storage Units Made Easy

1. Select Storage Unit Size

2. Enter Billing Info

3. Confirm Information

Rent Self Storage Units Downtown in Groton, CT

We offer a wide variety of self storage unit types and sizes to meet any requirements you might need. We take pride in making sure our self storage units are clean, secure & most of all, affordable. Feel free to call us anytime for your unit or simply rent your storage unit below!


5 x 5

The size of a standard closet. These units are excellent for storing your extra things, like small furniture, seasonal items, files, and miscellaneous boxes.

$74 / month*

5 x 10

The size of a walk-in closet. These units are great for storing the contents of one bedroom, an office, or a small amount of furniture such as sofas, chairs, chests of drawers, mattresses, and more.

$85 / month

5 x 15

The size of a large walk-in closet. This space fits the contents of a bedroom comfortably, including mattresses, dressers, nightstands, and several boxes. It is also a good size for professional needs, such as the contents of an office.

$118 / month

10 x 10

The size of half a one-car garage. This is a great size for the contents of a whole living room, a one-bedroom apartment, major appliances, or other furniture and supplies.

$164 / month Waiting List

10 x 15

The size of approximately two-thirds of a one-car garage. This space can hold the contents of up to three bedrooms. It’s the ideal space for larger items such as major appliances, large boxes, business inventory, and more.

$208 / month Waiting List

10 x 20

The size of a standard one-car garage. This space can hold the contents of up to a three or four bedroom house. It’s also a good size for all your business furniture, files, and inventory. This space can accommodate multiple storage racks.

$209 / month

10 x 30

The size of approximately a two-car garage. This large space can hold the contents of a 5 bedroom house. It’s ideal for entertainment centers, refrigerators, couches, and more.

$299 / month Waiting List

*Prices may reflect a discount from a longer term agreement.

Why Rent Self Storage Units From Atrium Storage?

Customer Service

It is our dedication to customer service that sets us apart. We are committed to offering you exceptional value for your hard earned money.

Rent Self Storage Units and Pay Online

Our website is easy to use and has all the features for a rich interactive experience. Rent your storage units online and pay your bill online 24-7. We make renting self storage a hassle free experience.