Colorado City is a city in and the county seat of Mitchell County, Texas, United States. The population was 4,146 at the 2010 census.GeographyColorado City is located at . According to the United States Census Bureau, the city has a total area of 5.3sqmi, all of it land.Colorado City is situated along the Colorado River to the west and Lone Wolf Creek to the east.ClimateAccording to the Köppen climate classification system, Colorado City has a semiarid climate, BSk on climate maps.DemographicsAs of the census of 2000, 4,281 people, 1,646 households, and 1,124 families resided in the city. The population density was 809.2 people per square mile (312.5/km²). There were 2,076 housing units at an average density of 392.4 per square mile (151.5/km²). The racial makeup of the city was 76.71% White, 5.09% African American, 0.54% Native American, 0.44% Asian, 14.62% from other races, and 2.59% from two or more races. Hispanics or Latino of any race were 36.25% of the population.Of the 1,646 households, 34.2% had children under the age of 18 living with them, 50.7% were married couples living together, 14.0% had a female householder with no husband present, and 31.7% were not families. About 29.6% of all households were made up of individuals, and 16.7% had someone living alone who was 65 years of age or older. The average household size was 2.53 and the average family size was 3.12.