Yuma County, Arizona
Yuma County | |
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Clockwise from top: Old Yuma City Hall, Ocean to Ocean Bridge, Kofa Mountains, Downtown Yuma, Yuma County administration building, McPhaul Suspension Bridge, Yuma County Courthouse and the Sonoran Desert near Yuma. | |
Location within the U.S. state of Arizona | |
Arizona's location within the U.S. | |
| Coordinates: 32°47′13″N 113°58′58″W / 32.786944444444°N 113.98277777778°W | |
| Country | United States |
| State | Arizona |
| Founded | November 9, 1864 |
| Named after | Yuma (Quechan) people |
| Seat | Yuma |
| Largest city | Yuma |
| Area | |
• Total | 5,519 sq mi (14,290 km2) |
| • Land | 5,514 sq mi (14,280 km2) |
| • Water | 5.1 sq mi (13 km2) 0.1% |
| Population (2020) | |
• Total | 203,881 |
• Estimate (2024) | 220,310 |
| • Density | 37/sq mi (14/km2) |
| Time zone | UTC−7 (Mountain) |
| Congressional districts | 7th, 9th |
| Website | www |
Yuma County is a county in the southwestern corner of the U.S. state of Arizona, one of 15 counties in the state. As of the 2020 census, its population was 203,881. The county seat is Yuma.
Yuma County includes the Yuma, Arizona Metropolitan Statistical Area.
The county borders three states: Sonora, Mexico, to the south, and two other states to the west, across the Colorado River: California of the United States and the Mexican state of Baja California.
Being 63.8% Hispanic in 2020, Yuma is Arizona's largest majority-Hispanic county.