Delta County, Colorado
Located in Colorado, Delta County has a population of 31,598 residents and a median age of 48.1 years, making it the #1,428 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 14.0%. The median home value is $343,200, and the median household income is $57,774, which is 23% below the national median.
Demographics
Delta County has a population of 31,598, making it the #1,428 most populous county in the US. The median age is 48.1 years, which is 23.7% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Delta County is $57,774, ranking #2,279 out of 3,222 counties — 23.1% below the national median. The poverty rate is 14.0% and unemployment stands at 3.2%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Delta County is $343,200 (+21.7% vs national). Renters pay a median of $1,121/mo and the homeownership rate is 77.9%.
Median Home Value Trend
Rankings →Household Type
Education
In Delta County, 26.6% of adults age 25+ hold a bachelor's degree or higher, which is 21.0% below the national average, ranking #1,044 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Delta County is 76.0 years. 17.9% of adults report poor or fair health and 12.0% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
17.8% of adults in Delta County smoke , 29.0% are obese , and 20.9% report excessive drinking. The drug overdose death rate is 25.4 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Delta County is 6.0 per 100,000 and the suicide rate is 30.9 per 100,000. Motor vehicle deaths occur at a rate of 19.8 per 100,000.
Suicide Rate Trend
Families & Children
17.9% of children in Delta County live in poverty . The teen birth rate is 21.6 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Delta County is 80.5%. The mean commute time is 26.7 min, which is 3.2% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Delta County voted Republican with a margin of 35.5%. The vote was 31% Dem / 66.5% Rep. Compared to 2020, the margin shifted +1.6 toward Democrats .
Vote Share Over Time
About Delta County, Colorado
Delta County, Colorado has a total population of 31,598, making it the 1,428th most populous county in the United States. The median age in Delta County is 48.1 years, which is 23.7% above the national median of 38.9 years.
The median household income in Delta County is $57,774, which ranks #2,279 of 3,222 counties nationwide. This is 23.1% below the national median of $75,149. The poverty rate is 14.0%, higher than the national rate of 12.6%. The unemployment rate stands at 3.2%.
The median home value in Delta County is $343,200, 21.7% above the national median. Renters in Delta County pay a median gross rent of $1,121 per month. The homeownership rate is 77.9%, compared to the national rate of 64.4%.
In Delta County, 26.6% of residents aged 25 and older hold a bachelor's degree or higher, 21.0% below the national average of 33.7%. Health insurance coverage stands at 88.0% of the population. The average commute time for workers is 26.7 min.
Delta County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 79.8% of the population, followed by Hispanic or Latino (14.5%) and Two or More Races (3.1%).
All data for Delta County, Colorado comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.