Weld County, Colorado
Located in Colorado, Weld County has a population of 350,396 residents and a median age of 35.3 years, making it the #212 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 9.6%. The median home value is $471,700, and the median household income is $97,097, which is 29% above the national median.
Demographics
Weld County has a population of 350,396, making it the #212 most populous county in the US. The median age is 35.3 years, which is 9.3% below 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 Weld County is $97,097, ranking #199 out of 3,222 counties — 29.2% above the national median. The poverty rate is 9.6% and unemployment stands at 4.8%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Weld County is $471,700 (+67.3% vs national). Renters pay a median of $1,539/mo and the homeownership rate is 76.0%.
Median Home Value Trend
Rankings →Household Type
Education
In Weld County, 33.2% of adults age 25+ hold a bachelor's degree or higher, which is 1.6% below the national average, ranking #562 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Weld County is 78.8 years. 15.3% of adults report poor or fair health and 9.6% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
12.5% of adults in Weld County smoke , 31.2% are obese , and 20.8% report excessive drinking. The drug overdose death rate is 21.9 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Weld County is 3.5 per 100,000 and the suicide rate is 18.1 per 100,000. Motor vehicle deaths occur at a rate of 15.7 per 100,000.
Homicide Rate Trend
Families & Children
9.9% of children in Weld County live in poverty and the infant mortality rate is 4.3 per 1,000 live births. The teen birth rate is 17.1 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Weld County is 77.0%. The mean commute time is 30.8 min, which is 11.5% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Weld County voted Republican with a margin of 21.0%. The vote was 38.2% Dem / 59.2% Rep. Compared to 2020, the margin shifted 3.0 toward Republicans .
Vote Share Over Time
About Weld County, Colorado
Weld County, Colorado has a total population of 350,396, making it the 212th most populous county in the United States. The median age in Weld County is 35.3 years, which is 9.3% below the national median of 38.9 years.
The median household income in Weld County is $97,097, which ranks #199 of 3,222 counties nationwide. This is 29.2% above the national median of $75,149. The poverty rate is 9.6%, lower than the national rate of 12.6%. The unemployment rate stands at 4.8%.
The median home value in Weld County is $471,700, 67.3% above the national median. Renters in Weld County pay a median gross rent of $1,539 per month. The homeownership rate is 76.0%, compared to the national rate of 64.4%.
In Weld County, 33.2% of residents aged 25 and older hold a bachelor's degree or higher, 1.6% below the national average of 33.7%. Health insurance coverage stands at 92.0% of the population. The average commute time for workers is 30.8 min.
Weld County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 62.0% of the population, followed by Hispanic or Latino (31.0%) and Two or More Races (3.2%).
All data for Weld 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.