Self-Storage Facilities in Maricopa County, AZ — Market Data (2023)
371 self-storage facilities operate in Maricopa County, AZ, based on 2023 U.S. Census Bureau County Business Patterns (CBP) data — the same establishment counts the federal government uses for economic statistics.
Market density
That works out to 0.809 establishments per 10,000 residents, 54.5% above the national average of 0.5237 per 10,000 residents for self-storage facilities. Markets with lower density have fewer competitors per capita; markets with higher density have more.
Market data
| Metric | Value |
|---|---|
| Establishments | 371 |
| Density (per 10,000 residents) | 0.809 |
| Employment | 1,029 |
| Annual payroll | $45,360,000 |
| Average business size (employees/establishment) | 2.8 |
| County population (2023) | 4,585,871 |
Less saturated nearby markets
These counties have a lower self-storage facilities density than Maricopa County — fewer competitors per capita for the same industry.
- Harris County, TX: 0.802 per 10,000 residents (388 establishments)
- Mecklenburg County, NC: 0.799 per 10,000 residents (93 establishments)
- Orange County, FL: 0.788 per 10,000 residents (116 establishments)
- Broward County, FL: 0.785 per 10,000 residents (154 establishments)
See the full Self-Storage Facilities by county ranking for all 45 counties with available data.
Frequently asked questions
How many self-storage facilities are there in Maricopa County, AZ?
371 self-storage facilities operate in Maricopa County, AZ, according to 2023 U.S. Census Bureau County Business Patterns data.
Is the self-storage facilities market in Maricopa County, AZ saturated compared to the national average?
Maricopa County, AZ has 0.809 self-storage facilities per 10,000 residents, which is 54.5% above the national average of 0.5237 per 10,000 residents. That means more competitors per capita than the typical U.S. county.
What is the average size of a self-storage facilitie business in Maricopa County, AZ?
The average self-storage facilitie business in Maricopa County, AZ has about 2.8 employees (1,029 total employment ÷ 371 establishments).
Are there less saturated nearby markets for self-storage facilities?
Yes — Harris County, TX has a lower density (0.802 per 10,000 residents) than Maricopa County, AZ, along with 3 other nearby counties listed below.