Colfax County, Nebraska
Located in Nebraska, Colfax County has a population of 10,641 residents and a median age of 35.5 years, making it the #2,443 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 6.9%. The median home value is $144,700, and the median household income is $82,530, which is 10% above the national median.
Demographics
Colfax County has a population of 10,641, making it the #2,443 most populous county in the US. The median age is 35.5 years, which is 8.7% 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 Colfax County is $82,530, ranking #493 out of 3,222 counties — 9.8% above the national median. The poverty rate is 6.9% and unemployment stands at 1.3%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Colfax County is $144,700 (-48.7% vs national). Renters pay a median of $980/mo and the homeownership rate is 76.3%.
Median Home Value Trend
Rankings →Household Type
Education
In Colfax County, 14.8% of adults age 25+ hold a bachelor's degree or higher, which is 56.2% below the national average, ranking #2,849 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Colfax County is 82.0 years. 21.7% of adults report poor or fair health and 14.7% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
16.1% of adults in Colfax County smoke , 38.8% are obese , and 19.4% report excessive drinking.
Adult Smoking Trend
Safety
The suicide rate is 17.1 per 100,000. Motor vehicle deaths occur at a rate of 21.6 per 100,000.
Motor Vehicle Deaths Trend
Families & Children
11.9% of children in Colfax County live in poverty . The teen birth rate is 36.8 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Colfax County is 72.5%. The mean commute time is 19.3 min, which is 30.1% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Colfax County voted Republican with a margin of 51.0%. The vote was 24% Dem / 75% Rep. Compared to 2020, the margin shifted 7.8 toward Republicans .
Vote Share Over Time
About Colfax County, Nebraska
Colfax County, Nebraska has a total population of 10,641, making it the 2,443rd most populous county in the United States. The median age in Colfax County is 35.5 years, which is 8.7% below the national median of 38.9 years.
The median household income in Colfax County is $82,530, which ranks #493 of 3,222 counties nationwide. This is 9.8% above the national median of $75,149. The poverty rate is 6.9%, lower than the national rate of 12.6%. The unemployment rate stands at 1.3%.
The median home value in Colfax County is $144,700, 48.7% below the national median. Renters in Colfax County pay a median gross rent of $980 per month. The homeownership rate is 76.3%, compared to the national rate of 64.4%.
In Colfax County, 14.8% of residents aged 25 and older hold a bachelor's degree or higher, 56.2% below the national average of 33.7%. Health insurance coverage stands at 87.8% of the population. The average commute time for workers is 19.3 min.
Colfax County is a diverse community. The largest racial or ethnic group is Hispanic or Latino at 47.8% of the population, followed by White (non-Hispanic) (44.7%) and Black (non-Hispanic) (3.5%).
All data for Colfax County, Nebraska 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.