Office Hours
| Sunday | Closed |
| Monday - Friday | 9:30 AM - 5:30 PM |
| Saturday | 9:30 AM - 4:00 PM |
Access Hours
| Sunday - Saturday | 6:00 AM - 10:00 PM |
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Read Reviews of Attic Storage @ 20 Self Storage Units
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Ray Coover on 05/25/2026
We rented a small unit for about 8 years and never had any security or access problems. The items came out clean and dry just like when we stored them. Joy and her team were helpful and they handled billing efficiently.“
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Mike Still on 05/23/2026
Great storage, clean and secure. Joy and her staff are the best! I appreciate all of there help over the years!“
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Bobby Lee (The BOB!) on 03/22/2026
Joy, point of contact manager, is very professional. Informative with updating rates through out my 2.5 year stored items. Billing was very easy to manage away from home. While moving my stuff out Joy brought me and my family water on a hot day. Don't take my word for it, go store your stuff in the environmental safe area.Facility Amenities
Temperature Controlled
Boxes & Supplies
RV, Car, and Boat Parking
Dollies/Handcarts
Ground Floor
Online Bill Pay
Resident Manager
Shipping Services
Security Camera
Interior Storage
Fenced & Gated
Drive-up Access
Climate Controlled Self Storage Units in Owasso, OK Near Highway 169 and Highway 20
Attic Storage at 20 offers modern self storage units, vehicle parking, and jumbo flex storage spaces conveniently located at 14700 E 116th St N near Highway 169 and Highway 20 in Owasso, Oklahoma. Our self storage facility serves homeowners, businesses, contractors, apartment residents, and recreational vehicle owners throughout Owasso, Collinsville, Claremore, Oologah, and surrounding North Tulsa communities. Whether you are moving, downsizing, renovating, storing business inventory, parking recreational vehicles, or needing oversized warehouse style storage space, Attic Storage at 20 offers climate controlled storage units, drive up storage units, outdoor parking, and jumbo flex storage units designed for convenience and flexibility. Our Owasso self storage facility features both interior climate controlled storage units and drive up storage units available in multiple sizes ranging from small personal storage spaces to oversized 25x40 warehouse style storage units with high doors, power access, interior lighting, and oversized commercial storage capabilities. Conveniently located near Highway 169 and East 116th Street North, Attic Storage at 20 provides easy access for customers throughout Owasso, Collinsville, Claremore, Oologah, and surrounding Tulsa County communities.
Why Owasso Customers Choose Attic Storage at 20
Attic Storage at 20 was designed to provide flexible self storage solutions for residential, commercial, contractor, and vehicle storage needs throughout the Owasso area.
Climate Controlled and Drive Up Storage Units
Choose from climate controlled self storage units, interior storage units, and drive up storage units available in multiple sizes for household storage, apartment storage, business inventory, seasonal items, and moving storage.
Jumbo Flex and Warehouse Style Storage Units
Need oversized storage space? Our self storage facility offers jumbo warehouse style storage units up to 1,000 square feet with high doors, power access, and interior lighting ideal for contractors, commercial storage, work equipment, business inventory, and flex storage needs.
RV, Boat, Trailer, and Vehicle Parking
Attic Storage at 20 offers outdoor parking spaces for boats, trailers, work trucks, vehicles, and small RVs with convenient access near Highway 169.
Covered Loading Dock for Easier Move Ins
Our covered loading dock helps make loading and unloading more convenient during changing Oklahoma weather while providing easier access to climate controlled storage units.
Convenient Location Near Owasso and Collinsville
Located near Owasso, Collinsville, Claremore, and Oologah, our facility provides convenient self storage access throughout North Tulsa County and surrounding communities.
Easy Online Rentals and Payments
Reserve your storage unit or parking space online, manage your account from your phone or computer, and enjoy flexible month to month storage rentals with no long term contracts.
Climate Controlled Self Storage, Vehicle Parking, and Jumbo Storage Units in Owasso, OK
Attic Storage at 20 proudly provides climate controlled self storage units, drive up storage units, vehicle parking, and jumbo warehouse style storage units for customers throughout Owasso, Collinsville, Claremore, Oologah, and surrounding Tulsa County communities. Our Owasso self storage facility offers a wide variety of storage unit sizes ranging from smaller interior climate controlled storage units to oversized 12x40, 13x40, 24x40, and 25x40 jumbo storage units with high doors, power access, interior lighting, and oversized drive up access available. Whether you need household storage, apartment storage, business storage, contractor storage, seasonal storage, commercial storage, RV parking, boat parking, trailer storage, or oversized flex storage space, our self storage facility offers flexible month to month storage rentals designed to fit a variety of storage needs. With climate controlled storage units, drive up access, a covered loading dock, outdoor parking, online rentals, wide drive aisles, and oversized warehouse style storage units available, Attic Storage at 20 makes self storage simple and convenient in Owasso. Reserve your self storage unit or vehicle parking space online today at Attic Storage at 20.
1 Year Price Lock*
Eligible storage units include a 1 Year Price Lock on the standard monthly rate listed on your lease from your move in date. Promotional move in specials are temporary discounts and are not the locked rate.