The City of Yuma is a Home Rule Municipality that is the most populous city in Yuma County, Colorado, United States. The population was 3,285 at the 2000 census.
According to the United States Census Bureau, the city has a total area of 2.4 square miles (6.3 km²), of which, 2.4 square miles (6.3 km²) of it is land and 0.41% is water.
As of the census of 2000, there were 3,285 people, 1,275 households, and 847 families residing in the city. The population density was 1,350.6 people per square mile (522.0/km²). There were 1,393 housing units at an average density of 572.7 per square mile (221.3/km²). The racial makeup of the city was 91.39% White, 0.09% African American, 0.30% Native American, 0.03% Asian, 0.06% Pacific Islander, 7.06% from other races, and 1.07% from two or more races. Hispanic or Latino of any race were 23.47% of the population.