Yuma County on the map of Arizona 2024. Cities, roads, borders and directions in Yuma County of Arizona.

Yuma County sits in the southwestern corner of Arizona. This remarkable county was named after a former name of the Quechan people. The county seat of Yuma County is Yuma. The county's area is 5,519 square miles. Established in 1864, today Yuma County is home to 207 thousand Americans. This map shows the borders of Yuma County as well as neighboring counties, including major highways and natural objecsts as of 2024. Zoom in or out of the map using the plus/minus panel. Move the center of this map by dragging it. Also check out the satellite map of Yuma County.