Top-Notch Facilities
Unmatched Customer Care

View Our Storage Rates & Sizes

Top-Notch Facilities
Unmatched Customer Care

View Our Storage Rates & Sizes

Sun Prairie
Location

DeForest
Location

Madison
Location

Parkside
Location

    
 
 
         
   Howard Brest 
 
 
 
  Professional, friendly help and a very clean storage space. Exactly what we were expecting.
  
 
        
   Colby Jewell 
 
 
 
  Always great customer service 👍. I am a repeat customer and will continue to  utilize A+ storage and highly recommend them to other customers needing an outstanding storage service. Thank you.
  
 
        
   Aidan 
 
 
 
  Great family run business, easy sign up, great storage space and easy access. Will recommend!
  
 
        
   Jordan Curtis 
 
 
 
  They were super easy to work with, communicated with me effectively and in a timely manner, and the pricing was great !!
  
 
        
   Larry Peterson 
 
 
 
  I have been dealing with them for over 5 years, many times! They are awesome, and will do anything to help.
  
 
        
   Jim Schoenberger 
 
 
 
  Great Customer Service, easy to work with!

Safe, Reliable Self-Storage in Sun Prairie, DeForest, & Madison, WI

When you choose A+ Storage, you can rest assured that your belongings and valuables are in safe hands. Our extensive range of storage facilities offers protection and safekeeping for goods of all sizes and needs. We offer clean, climate-controlled, and highly-protected facilities to keep your belongings safe for as long as you need.

We Offer Senior & Military Discounts!

Excellent Customer Service

Unmatched Facilities

At A+ Storage, we go above and beyond for each of our clients. As a family-owned and operated business, we know the importance of speaking to a real person every time you need assistance. You talk to a knowledgeable employee, not a call center. We strive to always answer the phone and take no shortcuts when it comes to technology and security. We treat your valuables like our own!

At A+ Storage, You Can Expect:

Self-Storage
Household Storage
Commercial Storage
Car Storage
Motorcycle Storage
Security Lighting
Video Surveillance
Clean Units
Paved Driveways
Climate Controlled Storage Available
Pest Control
Contractor Bays for Full Function, Roughed Out to Add a Bathroom
A Wide Range of Unit Sizes, From 5’x10’ to 40’x50’

Self-Storage
Household Storage
Commercial Storage
Car Storage
Motorcycle Storage
Security Lighting
Video Surveillance
Clean Units
Paved Driveways
Climate Controlled Storage
Pest Control
A Wide Range of Unit Sizes, From 5’x10’ to 12’x50’
We have almost 1,400 units to serve your storage needs

Learn More About Our Storage Services

Storage Facilities

Sizes & Prices

Policies

Sun Prairie
Location

DeForest
Location

Madison
Location

Parkside
Location

A+ Storage is a Proud Sponsor of the Following Organizations

A+ Storage is a Proud Sponsor of Shelter From The Storm Ministries: Kindness 4 Kids

by nextAdmin1 | Apr 20, 2026 | Community Involvement

An Unforgettable Evening of Inspiration and Impact It was an unforgettable evening filled with meaningful connection, powerful stories, and an inspiring keynote that uplifted and motivated all who attended. The night began with a welcoming cocktail hour, creating the...

Frequently Asked Questions

What items are not allowed in A+ Storage units?

At A+ Storage, for the safety of all customers and to maintain our facilities, we do not allow hazardous materials, flammable liquids, perishable goods, explosives, or any illegal substances to be stored in our units. This ensures a secure and safe environment for everyone.

What is A+ Storage?

A+ Storage is a family-owned and operated self-storage business serving the Sun Prairie, DeForest, Madison, and Parkside areas in Wisconsin. We provide clean, secure, and climate-controlled storage solutions tailored to meet residential, commercial, vehicle, and specialty storage needs.

What services does A+ Storage offer?

We offer a wide array of services including self-storage units for household, commercial, car, and motorcycle storage. Our facilities feature climate-controlled units, pest control, security lighting, video surveillance, and convenient paved driveways. Additionally, contractor bays are available for specialized storage needs.

Does A+ Storage offer moving truck rentals?

While our primary focus is on storage, please contact us directly to inquire about moving truck rental options or recommendations in the local area.

Does A+ Storage offer climate-controlled units?

Yes, we provide climate-controlled storage units to protect your sensitive belongings from extreme temperatures and humidity, ensuring they remain in excellent condition year-round.

What are A+ Storage access hours?

Our access hours vary by location but are designed to provide flexibility and convenience. Please contact your local facility or visit our website for specific access times to best accommodate your schedule.

How do I rent a unit at A+ Storage?

Renting a unit at A+ Storage is straightforward. You can reserve a space online through our website or call our knowledgeable staff directly. We are committed to providing personalized service, ensuring you find the perfect storage solution without any hassle.

How much does A+ Storage cost per month?

Our monthly rates depend on the size and type of unit you require. We offer competitive pricing across various sizes ranging from 5’x10′ to 40’x50′. For detailed pricing information, please visit our Storage Rates & Sizes page.

What security features does A+ Storage have?

Security is a top priority at A+ Storage. Our facilities are equipped with robust security lighting, 24/7 video surveillance, gated access, and onsite pest control to safeguard your belongings.

What storage unit sizes are available at A+ Storage?

We offer an extensive range of unit sizes from 5’x10′ up to 40’x50′ to accommodate any storage need, whether it’s for a few boxes or a vehicle. Our nearly 1,400 units across multiple locations ensure that you will find the right fit.