According to theU.S. Census Bureau, the county has a total area of 4,775 square miles (12,370 km2), of which 4,773 square miles (12,360 km2) is land and 2.7 square miles (7.0 km2) (0.06%) is water.[4] It is the largest county by area in Colorado.
U.S. Decennial Census[6] 1790-1960[7] 1900-1990[8] 1990-2000[9] 2010-2020[1]
At the2000 census there were 15,207 people, 6,173 households, and 4,092 families living in the county. The population density was 3 people per square mile (1.2 people/km2). There were 7,629 housing units at an average density of 2 units per square mile (0.77 units/km2). Theracial makeup of the county was 82.63% White, 0.39% Black or African American, 2.54% Native American, 0.37% Asian, 0.20% Pacific Islander, 10.03% from other races, and 3.83% from two or more races. 41.45% of the population were Hispanic or Latino of any race.[10]Of the 6,173 households 28.80% had children under the age of 18 living with them, 49.90% were married couples living together, 11.60% had a female householder with no husband present, and 33.70% were non-families. 29.70% of households were one person and 14.30% were one person aged 65 or older. The average household size was 2.40 and the average family size was 2.97.
The age distribution was 24.20% under the age of 18, 7.90% from 18 to 24, 24.00% from 25 to 44, 25.90% from 45 to 64, and 18.00% 65 or older. The median age was 41 years. For every 100 females there were 95.80 males. For every 100 females age 18 and over, there were 93.70 males.
The median household income was $28,273 and the median family income was $34,072. Males had a median income of $27,182 versus $20,891 for females. The per capita income for the county was $16,829. About 14.00% of families and 17.30% of the population were below thepoverty line, including 20.00% of those under age 18 and 17.20% of those age 65 or over.
A Democratic stronghold since the days ofFranklin Roosevelt after having been solidly Republican during the "system of 1896" like the rest of Hispanic Colorado, Las Animas County has seen a strong trend toward the Republican Party in recent elections.Hillary Clinton's 2016 performance was the worst by a Democrat sinceJohn W. Davis in 1924. She was also the first Democrat to lose the county sinceGeorge McGovern in 1972. In2020,Joe Biden became the first Democrat to win the presidency without the county sinceWoodrow Wilson in 1912.
Las Animas County was the only county in Colorado to votefor legal abortion butagainst legal same-sex marriage in 2024, althoughanti-LGBT sentiment was also noticeably higher thananti-abortion sentiment in neighboringBent County as well as inJackson County on the opposite side of the state, both of which opposed both but only opposed same-sex marriage by a landslide margin. In Colorado overall, thepro-LGBT Amendment J did slightly better than thepro-choice Amendment 79.[11]
United States presidential election results for Las Animas County, Colorado[12]
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