Las Animas is the Statutory City that is the county seat and the only incorporated municipality in Bent County, Colorado, United States. The city population was 2,410 at the 2010 United States Census. Las Animas is located on the Arkansas River, just west of its confluence with the Purgatoire River (or “Purgatory River”), in southeast Colorado east of Pueblo, near the historic Bent’s Fort.
Las Animas is located in northwest Bent County at 38°4′1″N 103°13′33″W / 38.06694°N 103.22583°W / 38.06694; -103.22583 (38.066980, -103.225937), along the Arkansas River. U.S. Highway 50 is the main highway through the city, leading west 82 miles (132 km) to Pueblo and east 36 miles (58 km) to Lamar.
According to the United States Census Bureau, the city has a total area of 1.7 square miles (4.3 km), of which 1.6 square miles (4.2 km) is land and 0.039 square miles (0.1 km), or 2.75%, is water.
As of the census of 2000, there were 2,758 people, 1,091 households, and 716 families residing in the city. The population density was 2,134.2 people per square mile (825.5/km²). There were 1,264 housing units at an average density of 978.1 per square mile (378.3/km²). The racial makeup of the city was 74.87% White, 0.91% African American, 2.86% Native American, 0.58% Asian, 15.34% from other races, and 5.44% from two or more races. Hispanic or Latino of any race were 42.60% of the population.
There were 1,091 households out of which 31.0% had children under the age of 18 living with them, 46.0% were married couples living together, 14.8% had a female householder with no husband present, and 34.3% were non-families. 30.7% of all households were made up of individuals and 14.6% had someone living alone who was 65 years of age or older. The average household size was 2.46 and the average family size was 3.04.
In the city, the population was spread out with 27.3% under the age of 18, 8.6% from 18 to 24, 24.0% from 25 to 44, 22.2% from 45 to 64, and 17.9% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 94.1 males. For every 100 females age 18 and over, there were 117.8 males.
The median income for a household in the city was $26,157, and the median income for a family was $29,815. Males had a median income of $26,168 versus $23,250 for females. The per capita income for the city was $13,893. About 19.7% of families and 25.0% of the population were below the poverty line, including 39.3% of those under age 18 and 14.4% of those age 65 or over.