23 listings with more than 456 climate-controlled storage units in and around Portland, CT
Not sure what size you need? See our size guide!
Not sure what size you need? See our size guide!
Storage Rentals of America - 127 Main Street, Portland, CT 06480
- Climate-Controlled
- Indoor
- Drive-Up Access
CubeSmart Self Storage - 811 Newfield Street, Middletown, CT 06457
- Climate-Controlled
- Indoor
- Drive-Up Access
$26Small 5x5$67Medium 10x10$179Large 20x10
Extra Space Storage - 56 Pameacha Avenue, Middletown, CT 06457
- Climate-Controlled
- Indoor
- Drive-Up Access
$33Small 4x5$167Medium 10x10$251Large 10x20- No Photo Available
Global Self Storage - 265 West High Street, East Hampton, CT 06424
- Climate-Controlled
- Indoor
- Retail Available
$69Small 5x4$129Medium 10x15$155Large 10x20
Extra Space Storage - 1156 Cromwell Avenue, Rocky Hill, CT 06067
- Climate-Controlled
- Indoor
- 24 hour access
$33Small 5x5$112Medium 10x10$174Large 10x20
CubeSmart Self Storage - 129 Meriden Road, Middlefield, CT 06455
- Climate-Controlled
- Indoor
- Drive-Up Access
$44Small 5x10$56Medium 10x10$148Large 10x20
Extra Space Storage - 46 Arrow Road, Wethersfield, CT 06109
- Climate-Controlled
- Indoor
- Retail Available
$20Small 5x5$89Medium 10x10$180Large 10x20
Extra Space Storage - 190 Oakwood Drive, Glastonbury, CT 06033
- Climate-Controlled
- Indoor
- 24 hour access
$49Small 5x5$144Medium 10x10$283Large 10x20
Northside Self Storage - 430 Colony Street, Meriden, CT 06450
- Climate-Controlled
- 24 hour access
- Drive-Up Access
CT Self Stor - 2200 Berlin Turnpike, Berlin, CT 06037
- Climate-Controlled
- Indoor
- Drive-Up Access
$75Small 5x5$150Medium 10x10$220Large 10x20
Extra Space Storage - 269 Oakwood Drive, Glastonbury, CT 06033
- Climate-Controlled
- Indoor
- Drive-Up Access
$58Small 5x5$150Medium 10x10$175Large 10x30
Extra Space Storage - 50 Olesen Road, Wethersfield, CT 06109
- Climate-Controlled
- Indoor
- 24 hour access
$25Small 5x5$81Medium 5x20$163Large 10x20
Extra Space Storage - 513 Main Street, Wallingford, CT 06492
- Climate-Controlled
- Indoor
- Drive-Up Access
$33Small 5x4$112Medium 10x10$124Large 10x30
JustStorage - 578 West Main Street, Meriden, CT 06451
- Climate-Controlled
- Indoor
- Retail Available
$34Small 5x5$106Medium 10x10
Extra Space Storage - 184 Fenn Road, Newington, CT 06111
- Climate-Controlled
- Indoor
- 24 hour access
$35Small 5x10$38Medium 10x10$295Large 10x20
Extra Space Storage - 490 West Main Street, Meriden, CT 06451
- Climate-Controlled
- Indoor
- Drive-Up Access
$47Small 5x5$130Medium 10x10$150Large 10x20
CT Self Stor - 99 Broad Street, Meriden, CT 06450
- Climate-Controlled
- Indoor
- Retail Available
Extra Space Storage - 852 North Colony Road, Wallingford, CT 06492
- Climate-Controlled
- Indoor
- Retail Available
$29Small 5x4$123Medium 10x10$244Large 10x20
Extra Space Storage - 1031 New Britain Avenue, West Hartford, CT 06110
- Climate-Controlled
- Indoor
- Drive-Up Access
$48Small 4x5$205Medium 10x10$325Large 10x20
Extra Space Storage - 132 Silas Deane Hwy, Wethersfield, CT 06109
- Climate-Controlled
- Indoor
- 24 hour access
$41Small 5x5$117Medium 10x10$308Large 10x20
Extra Space Storage - 580 New Park Avenue, West Hartford, CT 06110
- Climate-Controlled
- Indoor
- Drive-Up Access
$39Small 5x5$140Medium 10x10$224Large 20x10
Extra Space Storage - 643 Farmington Avenue, New Britain, CT 06053
- Climate-Controlled
- Indoor
- Drive-Up Access
$48Small 5x4$151Medium 8x20$273Large 10x30
Maplewood Self Storage - 929 North Main Street Ext, Wallingford, CT 06492
- Climate-Controlled
- Indoor
- 24 hour access
Need more options? Browse storage units in other Connecticut cities!
- Bridgeport, CT from $28/mo
- Stamford, CT from $25/mo
- New Haven, CT from $88/mo
- Hartford, CT from $70/mo
- Waterbury, CT from $59/mo
- Norwalk, CT from $50/mo
- Danbury, CT from $19/mo
- New Britain, CT from $48/mo
- West Hartford, CT from $48/mo
- Bristol, CT from $77/mo
- Hamden, CT from $31/mo
- Meriden, CT from $62/mo
- Fairfield, CT
- West Haven, CT from $25/mo
- East Hartford, CT from $58/mo
- Stratford, CT from $11/mo
- Middletown, CT from $26/mo
- Wallingford, CT from $29/mo
- Shelton, CT from $46/mo
- Enfield, CT
Why you should use climate-controlled self storage?
Climate-controlled storage units maintain a consistent temperature throughout the year, regardless of the outside weather. This type of storage will protect your belongings from the damaging effects of extreme heat and cold.
Climate-controlled storage also manages humidity levels, preventing moisture-related damage like mold and mildew.
Whether you’re storing electronics, antiques, documents, or artwork, climate-controlled units offer the best environment to keep these sensitive items safe.

Frequently asked questions
How safe is self storage?
Most self storage facilities have some level of security, often including surveillance cameras and gated access. Popular security features include video surveillance and secure entry systems. Know that the facility comes with a strong security setup can give you confidence that your belongings are safe until you need them again.
What is climate-controlled storage?
Climate-controlled storage refers to a type of storage where temperature and humidity. The primary goal of climate control is to protect your belongings from environmental damage. Items that are sensitive or fragile, like furniture, appliances or antiques, aren't built to endure fluctuations in temperature and humidity. Without climate control, a standard self storage unit can expose these types of possessions to common damage like mold, mildew, rust, and corrosion.
What items cannot be put in storage?
Generally, avoid storing plants, food, live animals, hazardous and wet items among other. However, ask the facility you plan on renting from to find out the specific list of items that can't be put in storage.
Can I go to my storage unit anytime?
Access to your unit can vary depending on the facility. Some self storage locations offer 24/7 access, while others limit entry to specific operating hours that can vary. It's also a good idea to ask what their access schedule prior renting a unit to see if it matches your needs.
Methodology Note: Self storage data - including pricing and unit information - is analyzed and curated by RentCafe Self Storage. Statements reflect local market coverage and storage availability trends within the area.
Data sources: RentCafe Self Storage Research, Yardi Matrix, U.S. Census.