In 2017, Costilla County, CO had a population of 3.63k people with a median age of 51 and a median household income of $29,000. Between 2016 and 2017 the population of Costilla County, CO grew from 3,590 to 3,628, a 1.06% increase and its median household income grew from $26,610 to $29,000, a 8.98% increase.
The 5 largest ethnic groups in Costilla County, CO are White (Hispanic) (59.6%), White (Non-Hispanic) (32.1%), Two or More Races (Non-Hispanic) (2.23%), Some Other Race (Hispanic) (1.85%), and Asian (Non-Hispanic) (1.49%). N/A% of the people in Costilla County, CO speak a non-English language, and 95.3% are U.S. citizens.
The median property value in Costilla County, CO is $114,200, and the homeownership rate is 71.4%. Most people in Costilla County, CO commute by Drove Alone, and the average commute time is 16.7 minutes. The average car ownership in Costilla County, CO is 3 cars per household.