Costilla County, CO — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
3,571
Male
1,801
50.4%
Female
1,770
49.6%
Median Age
50.7 yrs
Avg Household Size
2.3
Foreign Born
6.3%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher20.9%
High School or Higher43.4%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
9.6%
Disability
0.0%
Non-English Home
7.8%
Married
47.2%
Costilla County, CO has a population of 3,571 according to 2023 Census Bureau estimates. The median age is 50.7 years. The largest racial or ethnic group is White at 52.4% of the population. 20.9% of residents hold a bachelor's degree or higher. 6.3% of residents are foreign-born.