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Extra Space Storage6139 S Miller RdBldg ABuckeye, AZ 85326

4.9

New Customer:
Current Customer: (623) 257-3285

24/7 Access

With upgrade

1 / 7

4.9

Extra Space Storage at 6139 S Miller Rd, Bldg A

6139 S Miller Rd, Bldg ABuckeye, AZ 85326

Current Customer: (623) 257-3285
New Customer:

24/7 Access

With upgrade

Select a Unit Below

‌

Small

5' x 5'

1st Floor Access
Climate Controlled
Indoor

Size Help

IN STORE

$34

WEB RATE

$24

Small

10' x 5'

1st Floor Access
Climate Controlled
Indoor

Size Help

IN STORE

$56

WEB RATE

$40

Small

5' x 10'

1st Floor Access
Climate Controlled
Indoor

Size Help

IN STORE

$56

WEB RATE

$40

5x10 storage units are a great solution for a wide range of short-term and long-term self storage needs, including moving to a new home, storing college dorm room items, using storage while deployed, and decluttering a house or apartment. These units are comparable in size to a walk-in closet. 5x10 units can typically hold the contents of a small bedroom or dorm room, such as a queen-size mattress set, dresser, TV, and several boxes.

Medium

7' x 13'

1st Floor Access
Climate Controlled
Indoor

Size Help

IN STORE

$107

WEB RATE

$76

Medium

10' x 10'

1st Floor Access
Climate Controlled
Indoor

Size Help

IN STORE

$111

WEB RATE

$79

Medium

10' x 10'

1st Floor Access
Climate Controlled
Indoor
Multi-Door Unit

Size Help

IN STORE

$111

WEB RATE

$79

Medium

20' x 5'

1st Floor Access
Climate Controlled
Indoor
Multi-Door Unit

Size Help

IN STORE

$111

WEB RATE

$79

Medium

10' x 13'

1st Floor Access
Climate Controlled
Indoor

Size Help

IN STORE

$135

WEB RATE

$96

Medium

10' x 15'

1st Floor Access
Climate Controlled
Indoor

Size Help

IN STORE

$152

WEB RATE

$109

10x15 storage units are available as enclosed self storage units or as outdoor vehicle parking spaces. If you rent a 10x15 enclosed unit, you can store the contents of a small apartment or house, including furniture, appliances, and several moving boxes. If you rent a 10x15 outdoor parking space, you can store a motorcycle or small watercraft—though you’ll need to check with the facility on specific vehicle storage guidelines.

Large

20' x 10'

1st Floor Access
Climate Controlled
Indoor
Multi-Door Unit

Size Help

IN STORE

$179

WEB RATE

$127

Large

10' x 20'

1st Floor Access
Climate Controlled
Indoor

Size Help

IN STORE

$179

WEB RATE

$127

10x20 storage units are one of the largest unit sizes offered. Depending on the facility, these storage spaces may be available as enclosed units or as outdoor vehicle parking. Enclosed 10x20 units can hold the contents of a multi-bedroom home, including furniture, moving boxes, and appliances. Outdoor 10x20 parking spaces can typically accommodate RVs, boats, cars, and motorcycles—though you’ll need to check with the facility on specific vehicle storage guidelines.

Large

10' x 25'

1st Floor Access
Climate Controlled
Indoor

Size Help

IN STORE

$179

WEB RATE

$127

10x25 storage units are among the largest unit sizes offered. Depending on the facility, these units may be available as enclosed spaces or as outdoor vehicle parking. Enclosed 10x25 units are ideal for storing the contents of a multi-bedroom home, such as appliances, furniture, and moving boxes. Outdoor 10x25 parking spots can typically hold RVs, boats, cars, and motorcycles—though you’ll need to check with the facility on specific vehicle storage guidelines.

Large

20' x 15'

1st Floor Access
Climate Controlled
Indoor
Multi-Door Unit

Size Help

IN STORE

$199

WEB RATE

$142

Large

10' x 30'

1st Floor Access
Climate Controlled
Indoor

Size Help

IN STORE

$199

WEB RATE

$142

10x30 storage units are among the largest unit sizes our storage locations, and they may be available as either enclosed units or as outdoor vehicle parking spaces. With 10x30 enclosed units, you can store the contents of a large multi-bedroom home. With 10x30 outdoor parking spots, you can store a vehicle, such as a motorcycle, car, boat, camper, or RV—though you’ll need to check with the facility on specific vehicle storage guidelines.

Large

20' x 25'

1st Floor Access
Climate Controlled
Indoor
Multi-Door Unit

Size Help

IN STORE

$303

WEB RATE

$231

Large

20' x 30'

1st Floor Access
Climate Controlled
Indoor
Multi-Door Unit

Size Help

IN STORE

$352

WEB RATE

$277

Units Available Nearby

1' x 1'

Available now at 14050 W Van Buren St, Goodyear, AZ 85338 starting at $5/mo

Available Nearby

Nearby Locations

Convenient Self Storage Near You in Buckeye

Located at 6139 S Miller Rd, Bldg A near the intersection of Miller Rd and W Southern Ave, Extra Space Storage serves residents of Buckeye and nearby areas. Locals will recognize our facility near AutoZone and Domino’s Pizza, within 1 mile of Miller Park and within 5 miles of Conger.

Available Storage Unit Sizes

Whether you're looking for residential or commercial storage in Buckeye, AZ, Extra Space Storage has the solution for you. Our storage units range in size from 5x5 to 10x30 and come with features like indoor access and first-floor access.

Exceptional Security Features

Extra Space Storage cares about your stored items. That's why our 6139 S Miller Rd, Bldg A storage facility utilizes high-quality security features like video surveillance and electronic gate access.

Other Amenities & Services

Sturdy moving carts available for heavy, bulky items
Accommodates trucks larger than 20 feet
Wide-drive aisles to accommodate large moving trucks
Cylinder locks required for units
Gate access on Sundays
On-site office

Cheap Storage Units in Buckeye

Looking for affordable self storage in Buckeye? Extra Space Storage has the solutions you need. We offer cheap self storage near you for as low as $24 per month, with move-in deals like first month free and first month half-off at select facilities. Contact our expert team at 6139 S Miller Rd, Bldg A for current move-in deals and rent your unit today!

The Self Storage Partner You Can Trust

Experience the Extra Space Storage difference when you rent with us! Our trustworthy staff and well-maintained facility make us the perfect self storage partner for both short-term and long-term needs. Contact us today to reserve a storage unit in Buckeye!

Company

Employees: 1-10

Payment Options: MasterCard / VISA / American Express / Discover / Check / Cash / Invoice

Established Date: 1977

Site Number: 6621

Phone Number:(623) 299-2073

Hours

Rental & Support

Monday: 6:00 AM - 10:00 PM
Tuesday: 6:00 AM - 10:00 PM
Wednesday: 6:00 AM - 10:00 PM
Thursday: 6:00 AM - 10:00 PM
Friday: 6:00 AM - 10:00 PM
Saturday: 6:00 AM - 10:00 PM
Sunday: 6:00 AM - 10:00 PM

Access

Monday:6:00 AM - 10:00 PM
Tuesday:6:00 AM - 10:00 PM
Wednesday:6:00 AM - 10:00 PM
Thursday:6:00 AM - 10:00 PM
Friday:6:00 AM - 10:00 PM
Saturday:6:00 AM - 10:00 PM
Sunday:6:00 AM - 10:00 PM

Office

Monday:9:30 AM - 6:00 PM
Tuesday:9:30 AM - 6:00 PM
Wednesday:9:30 AM - 6:00 PM
Thursday:9:30 AM - 6:00 PM
Friday:9:30 AM - 6:00 PM
Saturday:9:00 AM - 5:30 PM
Sunday:Closed

Directions

Intersections/Landmarks

Miller Rd and W Southern Ave

Directions from the North

Drive south on N Miller Rd. Pass W Broadway Rd and continue driving south on N Miller Rd. Our facility will be on your left after W Southern Ave.

Directions from the South

Drive north on S 1st St. Pass Monroe Ave and continue driving north on S Miller Rd. Our facility will be on your right after Alarcon Blvd.

Directions from the East

Drive west on W Southern Ave. Turn left onto N Miller Rd. Our facility will be on your left.

Directions from the West

Drive east on W Southern Ave. Turn right onto N Miller Rd. Our facility will be on your left.

Frequently Asked Questions at 6139 S Miller Rd, Bldg A

Do I have to sign a lease to get a storage unit at 6139 S Miller Rd, Bldg A?

In order to rent a storage unit from Extra Space Storage in Buckeye, you are required to sign a lease at one of our facilities. However, our leases are month-to-month, allowing customers to rent storage for as long or as little as they need it with no long-term commitments required!

Can I rent a storage unit for 1 month in Buckeye, AZ?

Yes! Storage units at our S Miller Rd storage facility offer both long-term and short-term self storage options with month-to-month leases! Customers can rent a unit for as short as one month or longer if they need it!

Do I need insurance to rent a storage unit at 6139 S Miller Rd, Bldg A?

When renting a storage unit in Buckeye from Extra Space Storage, customers are required to have proof of insurance. For most customers, your storage unit is often covered by your homeowners insurance or renters insurance, but you can purchase self storage insurance from Extra Space Storage. The benefit of purchasing self storage insurance through Extra Space Storage on S Miller Rd is that our options may provide more coverage for your items and possibly help you avoid increases in your premiums over time.

How secure are storage units at Extra Space Storage on S Miller Rd?

At Extra Space Storage on S Miller Rd, we utilize advanced security to help keep our customers and their stored items safe. Most of our locations use security features like video surveillance and electronic gate access. Some locations may offer additional protection, such as security access to your floor only, on-site resident managers, and individually-alarmed storage units. Contact our team to learn what security features are available at 6139 S Miller Rd, Bldg A!

What type of lock do I need for a storage unit?

At Extra Space Storage, we require all customers at our S Miller Rd location to have a secure lock for their storage unit. You can even purchase locks at our storage facility. Contact us today to learn more about which locks we require for our storage units!

*Promotional Terms & Conditions and Size Disclaimer

Promotional Terms

Limit, one promotion per customer. Promotions cannot be used in conjunction with any other offer except for web rate pricing. Promotions are subject to change and availability. Promotions may not be available in-store. Promotions do not apply to taxes, insurance, administrative fees, or other fees. Promotions must be applied at time of checkout and cannot be applied to an existing rental, once rented. See Rental Agreement for additional details.

Half-Off and Free Rent Promotions

Only available at participating locations for selected units. “First Month Free,” “First Month Half Off,” “Second Month Free,” “Second Month Half Off” and other rent promotions do not apply to taxes, insurance, administrative fees, or other fees and may not be combined.

$50 Moving Truck Credit in New York City

Only available at participating locations for selected units. Extra Space will provide a $50.00 credit for customers that use a moving truck or moving service to move into the Extra Space facility. To redeem, customers must provide a valid receipt from the moving service to the store manager. Please see the store manager for additional details.

Size Disclaimer

Unit sizes advertised for rent are approximate only and units at the self-storage facility may differ slightly in shape and/or size. Customers should inspect the actual unit to be rented before signing a rental agreement and should base the decision to rent on the inspection of the unit and not on the advertised unit size. Rental amounts for a particular unit are not based on square footage measurements.

Reviews

4.9 stars

108 Reviews

5 stars103

4 stars3

3 stars2

2 stars0

1 star0

Showing 3 of 108

Isa

September 12, 2026

Sooo helpful and polite and clean. And professional!!!!

Thank you for your 5-star review Isa! We're so glad to hear that you found our team helpful, polite, and professional, and that you appreciated the cleanliness of our Extra Space Storage facility. We appreciate you sharing your positive experience!

Extra Space Storage (9/12/2026)

Google Review

tracy

September 4, 2026

Great customer service and friendly end very clean Very professional love the service thank you

We are glad to hear you loved our customer service and clean, professional facility. Thanks for choosing us!

Extra Space Storage (9/26/2025)

Google Review

Maribel

August 19, 2026

Alice in the main office is awesome, very professional and helpful. She made sure we got the right unit for our belongings that needed storage. The storage unit buildings have great access with carts in every door to bring in your stuff. The app to get in and out of the building is amazing. Highly recommend ??

Thanks for highlighting Alice's professionalism and our app's convenience. We're glad the carts and unit selection made your experience seamless, Maribel!

Extra Space Storage (8/19/2026)

Google Review

Extra Space Storage at 6139 S Miller Rd, Bldg A

Select a Unit Below

Units Available Nearby

Convenient Self Storage Near You in Buckeye

Available Storage Unit Sizes

Exceptional Security Features

Other Amenities & Services

Cheap Storage Units in Buckeye

The Self Storage Partner You Can Trust

Hours

Rental & Support

Access

Office

Directions

Frequently Asked Questions at 6139 S Miller Rd, Bldg A

Do I have to sign a lease to get a storage unit at 6139 S Miller Rd, Bldg A?

Can I rent a storage unit for 1 month in Buckeye, AZ?

Do I need insurance to rent a storage unit at 6139 S Miller Rd, Bldg A?

How secure are storage units at Extra Space Storage on S Miller Rd?

What type of lock do I need for a storage unit?

Reviews

4.9 stars

Isa

tracy

Maribel

Company Information

More Information

Help

Self Storage Locations

Recently Searched Locations

Today's Hours

Extra Space Storage at 6139 S Miller Rd, Bldg A

Today's Hours

Select a Unit Below

Units Available Nearby

Convenient Self Storage Near You in Buckeye

Available Storage Unit Sizes

Exceptional Security Features

Other Amenities & Services

Cheap Storage Units in Buckeye

The Self Storage Partner You Can Trust

Hours

Rental & Support

Access

Office

Directions

Frequently Asked Questions at 6139 S Miller Rd, Bldg A

Do I have to sign a lease to get a storage unit at 6139 S Miller Rd, Bldg A?

Can I rent a storage unit for 1 month in Buckeye, AZ?

Do I need insurance to rent a storage unit at 6139 S Miller Rd, Bldg A?

How secure are storage units at Extra Space Storage on S Miller Rd?

What type of lock do I need for a storage unit?

Reviews

4.9 stars

Isa

tracy

Maribel

Company Information

More Information

Help

Self Storage Locations

Recently Searched Locations