Office Hours
| Sunday | Closed |
| Monday - Friday | 8:00 AM - 5:00 PM |
| Saturday | Closed |
Closed Jan 1, Memorial Day, 4th of July, Labor Day, Thanksgiving day and the day after, Christmas day
Access Hours
| Sunday - Saturday | Open 24 Hours |
24/7 Access
Check Out What Our Customers Are Saying
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Antonio Pirillo on 09/26/2025
The units are clean, and the property I am at feels very safe and secure with the coded gate and ample security cameras. Setting up and getting my unit was a breeze, and payments are automatic so I have peace of mind!“
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James Esser on 09/05/2025
Brand new secure facility. Gated and paved. Folks on the phone were very helpful when I called inquiring about the units. Would very much recommend.“
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Emily England on 08/26/2025
New facility is awesome. Makes me feel comfortable with keeping my stuff safe and organize and clean out my home. Friendly and helpful staff.Facility Amenities
24 Hours Access
RV, Car, and Boat Parking
Call Center
Drive-up Access
Fenced & Gated
Ground Floor
Secure Units
Security Camera
Uncovered
RV, Automobile and Boat Storage Also Available!
Alt's Mini Storage in Dubuque, IA offers secure, well-lit facilities with 24/7 access and gated entry. We provide indoor/outdoor parking for boats, RVs, and vehicles, with drive-up units available. Enjoy flexible month-to-month leases, same-day rentals, and easy online bill pay. Discover customizable storage solutions at Alt's Mini Storage today.
Features & Amenities
- 24/7 Access
- Indoor and Outdoor Boat/RV/Vehicle Parking
- Call Center/Remote Office
- Drive-up Access
- Fenced and Gated
- Ground Floor
- Online Bill Pay
- Secure Units
- Security Cameras
- Uncovered Parking
Self Storage Units in Dubuque, IA
Alt's Mini Storage, centrally located in Dubuque, IA at 10501 Tanzanite Dr, provides convenient access for residents of East Dubuque, IL, Sherill, IA, Durango, IA, Peosta, IA, and Hazel Green, WI. Our facility is situated near Route 3 (Hwy 52), with proximity to John Deere Road and the NW Arterial, ensuring easy accessibility for all your storage needs.
Driving Directions to Alt's Mini Storage:
From Dubuque, IA:
- Head south on Central Ave toward E 14th St
- Turn left onto E 14th St
- Turn left onto White St
- Pass by KFC (on the left in 0.3 mi)
- Turn left onto E 21st St
- Turn right onto Central Ave
- Continue onto IA-3 W
- Alt's Mini Storage will be on the left
From Peosta, IA:
- Head south on Main St/Peosta St/Sundown Rd
- At the traffic circle, continue straight onto Peosta St/Sundown Rd
- Continue to follow Peosta St
- Continue onto Sundown Rd
- Turn left to merge onto US-20 E/US-52
- Continue to follow US-20 E
- Turn left onto NW Arterial
- Turn left onto IA-3 W
- Alt's Mini Storage will be on the left
From East Dubuque, IL:
- Head southeast on Sinsinawa Ave toward 3rd St
- Take the ramp onto US-20 W/Sinsinawa Ave
- Merge onto US-20 W/Sinsinawa Ave
- Continue to follow US-20 W
- Entering Iowa
- Turn right onto Locust St
- Turn right onto Locust Street Conn
- Use the middle lane to turn left onto US-151 N/US-61 N
- Take the White St exit toward Port of Dubuque
- Continue onto White St
- Pass by KFC (on the left in 0.9 mi)
- Turn left onto E 21st St
- Turn right onto Central Ave
- Continue onto IA-3 W
- Alt's Mini Storage will be on the left
From Sherrill, IA:
- Head southeast on Sherrill Rd
- Turn left onto IA-3 E
- Alt's Mini Storage will be on the right