Check It Out

Choose from our 7 different sizes & layouts. Then, have your container delivered exactly where you need it.

Fill up your container with everything you need to store and keep it for as long as you need. Don't worry about rate hikes either — your monthly price is locked in.

Don’t need your container anymore? You won’t pay for unused days. Simply let us know within 7 days of your billing date for pro-rated rent.

Choose from our 7 different sizes & layouts. Then, have your container delivered exactly where you need it.

Fill up your container with everything you need to store and keep it for as long as you need. Don't worry about rate hikes either — your monthly price is locked in.

Don’t need your container anymore? You won’t pay for unused days. Simply let us know within 7 days of your billing date for pro-rated rent.
Look No Further
Tackling a kitchen remodel, organizing a household move or repairing damage from a Colorado storm? Pro Box Portable Storage delivers weather-resistant storage containers right to your property within 1-3 days. From Thorncreek Golf Course to Trail Winds Recreation Center, we help Thornton homeowners and contractors protect their belongings from Colorado’s unpredictable weather with honest pricing and local expertise.
Colorado’s challenging weather demands reliable protection for your stored items. Our storage container rental in Thornton, CO, provides flexible solutions whether you’re weathering a renovation near Water World or managing equipment at a construction site:
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Our containers shield your belongings from hail damage, wind-driven rain and heavy snow that Thornton experiences throughout the year.

Extend your timeline, modify your setup or finish early without facing penalty charges — perfect for Colorado's unpredictable construction seasons.

Because we control our own fleet and don't depend on third-party schedules, we deliver your containers directly to your Thornton location within 1-3 days.

Your monthly rate remains constant for your entire rental duration. We never implement mid-term price increases that other companies use.
When you choose onsite weather-resistant storage in Thornton from Pro Box, you get features designed specifically for Colorado conditions and security concerns:
Our exclusive security feature protects valuables during moves, renovations, or on jobsites by positioning your lock where thieves cannot access it with cutting or drilling tools.
Traditional cargo doors become difficult to operate in freezing temperatures, but our modified mechanism opens smoothly with one hand regardless of weather conditions.
See your complete costs immediately with zero hidden admin charges or fuel surcharges. Super Savings means straightforward numbers from your first conversation.
One friendly Thornton-area contact manages your ordering, pricing, trucking, billing, and service questions instead of bouncing you between departments.
See For Yourself

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Just so other people will understand, I checked ever other storage container company that is in the ok area, and ProBox has gone beyond what expected. The people we’re very friendly, and the returned my call, unlike the others that I have been waiting for a month now, and still no response. And they beat the price of the others by many hundreds, and the driver was one the most friendly people to drive a delivery truck. Hats off to you guys. No better out there. Will recommend you to all I know. Great job and great people. That’s what I was taught growing up, and it’s good to see it still is out there. Thank you.

Dramatically enhance
A short phone call, a quick response with a quote and next day….we have our storage unit! Easy, affordable and the right solution to fit our needs! From rental to delivery it was a very pleasant experience

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I’m extremely satisfied after my experience purchasing a 20′ one-trip container from Pro Box. After dodging an online scam, and being jerked around by another company out of state, I contacted Pro Box. Tim Richardson returned my inquiry within minutes, offered a competitive price, and before the day was done, I visited the Phoenix location and took my pick from a selection of three available units. Tim assessed my delivery location, arranged the best driver for the job, and answered all my questions. My container was delivered to my remote location about 6 days after initial contact. I couldn’t be happier with Pro Box and plan to contact Tim for any future needs
Just so other people will understand, I checked every other storage container company that is in the ok area, and ProBox has gone beyond what expected. The people were very friendly, and they returned my call, unlike the others that I have been waiting for a month now, and still no response. And they beat the price of the others by many hundreds, and the driver was one the most friendly people to drive a delivery truck. Hats off to you guys. No better out there. Will recommend you to all I know. Great job and great people. That’s what I was taught growing up, and it’s good to see it still is out there. Thank you.
Erinn Wilson at Pro Box Portable Storage is by far the best customer service professional I’ve experienced while working for Pioneer General Contractors. She is always available. She works extremely hard to get my company Anything we need. She consistently meets or exceeds our deadlines and scheduling needs. I believe she is a significant reason that our experience with Pro Box has been so exceptional. Pro Box’s pricing is outstanding. They have a large inventory and can fill orders easily. They are top notch; best in Denver! If I could give 30 stars, I would.
I’m extremely satisfied after my experience purchasing a 20′ one-trip container from Pro Box. After dodging an online scam, and being jerked around by another company out of state, I contacted Pro Box. Tim Richardson returned my inquiry within minutes, offered a competitive price, and before the day was done, I visited the Phoenix location and took my pick from a selection of three available units. Tim assessed my delivery location, arranged the best driver for the job, and answered all my questions. My container was delivered to my remote location about 6 days after initial contact. I couldn’t be happier with Pro Box and plan to contact Tim for any future needs
Dramatically enhance
Pro Box OKC has been a great experience. Hunter N. and his team hooked us up for 2 years. East delivery, monthly payments, & pickup! We sold our house 2 years ago and did NOT know what we were gonna do. The peace of mind of having our family heirlooms safe and secure and not knowing how long we would need the container was so helpful. I strongly recommend Pro Box storage anywhere in the great state of Oklahoma. Thank you.
Dramatically enhance
I highly recommend Pro Box Oklahoma City, usually when purchasing a product or service you get 1 or maybe 2 of 3 options – Good Price, Good Service, or Good Quality – Rarely do you get all 3. Pro Box OKC delivered on all 3 the sales staff was great supper helpful (thanks Cami) the installation of the man door was top notch; delivery driver was very professional and thorough set the unit just where we needed it.
Dramatically enhance
ProBox was a wonderful solution to our temporary storage problem! We were doing home renovations and needed space to store our furniture. We called ProBox and, even on short notice, they brought a storage unit to us within a couple of days. We were worried about damage to our driveway but the delivery person was very reassuring. He sat the box in place without any problems and then showed us how to use the locking mechanism. We used the storage for 3 months. It was safe and clean and dry. When we no longer needed it I gave them a call and they came out the next day in the pouring rain and loaded it up! Once again, the delivery person was friendly and did a great job. Their prices are very reasonable. We would not hesitate to use ProBox again.
Pro Box OKC has been a great experience. Hunter N. and his team hooked us up for 2 years. Easy delivery, monthly payments, & pickup! We sold our house 2 years ago and did NOT know what we were gonna do. The peace of mind of having our family heirlooms safe and secure and not knowing how long we would need the container was so helpful. I strongly recommend Pro Box storage anywhere in the great state of Oklahoma. Thank you.
I highly recommend Pro Box Oklahoma City, usually when purchasing a product or service you get 1 or maybe 2 of 3 options – Good Price, Good Service, or Good Quality – Rarely do you get all 3. Pro Box OKC delivered on all 3 the sales staff was great supper helpful (thanks Cami) the installation of the man door was top notch; delivery driver was very professional and thorough set the unit just where we needed it.
ProBox was a wonderful solution to our temporary storage problem! We were doing home renovations and needed space to store our furniture. We called ProBox and, even on short notice, they brought a storage unit to us within a couple of days. We were worried about damage to our driveway but the delivery person was very reassuring. He sat the box in place without any problems and then showed us how to use the locking mechanism. We used the storage for 3 months. It was safe and clean and dry. When we no longer needed it I gave them a call and they came out the next day in the pouring rain and loaded it up! Once again, the delivery person was friendly and did a great job. Their prices are very reasonable. We would not hesitate to use ProBox again.
I’m extremely satisfied after my experience purchasing a 20′ one-trip container from Pro Box. After dodging an online scam, and being jerked around by another company out of state, I contacted Pro Box. Tim Richardson returned my inquiry within minutes, offered a competitive price, and before the day was done, I visited the Phoenix location and took my pick from a selection of three available units. Tim assessed my delivery location, arranged the best driver for the job, and answered all my questions. My container was delivered to my remote location about 6 days after initial contact. I couldn’t be happier with Pro Box and plan to contact Tim for any future needs
Erinn Wilson at Pro Box Portable Storage is by far the best customer service professional I’ve experienced while working for Pioneer General Contractors. She is always available. She works extremely hard to get my company Anything we need. She consistently meets or exceeds our deadlines and scheduling needs. I believe she is a significant reason that our experience with Pro Box has been so exceptional. Pro Box’s pricing is outstanding. They have a large inventory and can fill orders easily. They are top notch; best in Denver! If I could give 30 stars, I would.
Just so other people will understand, I checked every other storage container company that is in the ok area, and ProBox has gone beyond what expected. The people were very friendly, and they returned my call, unlike the others that I have been waiting for a month now, and still no response. And they beat the price of the others by many hundreds, and the driver was one the most friendly people to drive a delivery truck. Hats off to you guys. No better out there. Will recommend you to all I know. Great job and great people. That’s what I was taught growing up, and it’s good to see it still is out there. Thank you.
ProBox was a wonderful solution to our temporary storage problem! We were doing home renovations and needed space to store our furniture. We called ProBox and, even on short notice, they brought a storage unit to us within a couple of days. We were worried about damage to our driveway but the delivery person was very reassuring. He sat the box in place without any problems and then showed us how to use the locking mechanism. We used the storage for 3 months. It was safe and clean and dry. When we no longer needed it I gave them a call and they came out the next day in the pouring rain and loaded it up! Once again, the delivery person was friendly and did a great job. Their prices are very reasonable. We would not hesitate to use ProBox again.
I highly recommend Pro Box Oklahoma City, usually when purchasing a product or service you get 1 or maybe 2 of 3 options – Good Price, Good Service, or Good Quality – Rarely do you get all 3. Pro Box OKC delivered on all 3 the sales staff was great super helpful (thanks Cami) the installation of the man door was top notch; delivery driver was very professional and thorough set the unit just where we needed it.
Pro Box OKC has been a great experience. Hunter N. and his team hooked us up for 2 years. Easy delivery, monthly payments, & pickup! We sold our house 2 years ago and did NOT know what we were gonna do. The peace of mind of having our family heirlooms safe and secure and not knowing how long we would need the container was so helpful. I strongly recommend Pro Box storage anywhere in the great state of Oklahoma. Thank you.
Super Secure
Considering ownership instead of renting? When you buy storage containers in Thornton, Colorado, from Pro Box, you can shop our inventory at our Denver location and inspect containers personally before committing — similar to selecting vehicles at a dealership. We stock new units and quality used containers in various conditions to match different budgets. Our sales team actively monitors competitor pricing and holds the authority to offer reasonable discounts, ensuring you receive competitive value.Â
As an established, legitimate company serving Colorado communities, we provide accountable service without fraud concerns — just honest dealings with your Thornton neighbors.
Protect your belongings from Colorado’s challenging weather with secure storage rental near Thornton from Pro Box. Call our team at 844-277-6268 or request your free quote online today. We deliver weather-tough, secure storage solutions to your Thornton property within 1-3 days using our own fleet.
Give us a call for the most up-to-date pricing. After business hours or want us to come to you? Fill out the form below & we’ll get back to you ASAP.
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