The Colorado County Courthouse is a classical revival building erected in 1890-1891. The structure was added to the National Register of Historic Places on June 17, 1982. It is undergoing major renovation in 2013-2014.
There were 7,641 households out of which 31.10% had children under the age of 18 living with them, 56.30% were married couples living together, 10.90% had a female householder with no husband present, and 29.30% were non-families. 26.20% of all households were made up of individuals and 14.40% had someone living alone who was 65 years of age or older. The average household size was 2.56 and the average family size was 3.08.
In the county, the population was spread out with 25.60% under the age of 18, 8.90% from 18 to 24, 23.80% from 25 to 44, 23.10% from 45 to 64, and 18.60% who were 65 years of age or older. The median age was 39 years. For every 100 females there were 95.30 males. For every 100 females age 18 and over, there were 92.40 males.
The median income for a household in the county was $32,425, and the median income for a family was $41,388. Males had a median income of $30,063 versus $20,014 for females. The per capita income for the county was $16,910. About 12.30% of families and 16.20% of the population were below the poverty line, including 21.00% of those under age 18 and 15.80% of those age 65 or over.