Yuma County, Arizona. Yuma County is a county in the southwestern corner of the U.S. state of Arizona. As of the 2010 census, its population was 195,751. The county seat is Yuma. Yuma County comprises the Yuma, AZ Metropolitan Statistical Area. The county borders the Colorado River to the southwest, with three other states across the river: California of the United States and the Mexican state of Baja California to the west, and Sonora, Mexico, 60 miles to the south.
Louisiana is a southeastern state in the USA. It is between Texas, Arkansas, Mississippi and the Gulf of Mexico. 31 people found this useful.
Louisiana Population 2013. The United States Census Bureau estimates that the population of Louisiana is 4,701,893 in the year 2013, which is ranked the 25th largest population in the United States. This estimate shows a 1.5% increase in the population since the last census in 2010, also conducted by the United States Census Bureau.