Colfax County, Nebraska Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 25th-largest in Nebraska
The population of Colfax County, Nebraska is 10,541 as of the 2023 American Community Survey, making it the 25th-largest county in Nebraska. The median household income is $79,720, the median home value is $128,800, and the median age is 35.0.
The population of Colfax County has grown 2.7% since 2010 (10,541 → 10,826), a +0.19% annualized rate.
10,541
Population
+0.19%
Annual growth
26
People / sq mi
$79,720
Median Income
$128,800
Median Home Value
Colfax County covers 411 sq mi of land at 25.6 people per square mile.
About Colfax County, NE
Colfax County is a county in Nebraska with a population of 10,541. It ranks #25 among counties in Nebraska by population. The median age is 35.0, younger than the national median. The population is 54.4% male and 45.6% female.
The median household income in Colfax County is $79,720, above the US median of $74,580. 3.8% of residents live below the federal poverty level. Home values sit at a median of $128,800, with monthly rent averaging $902. The homeownership rate of 76.1% is higher than the national rate of 64.8%.
Educational attainment in Colfax County reflects 14.1% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 2.8% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 17.7 minutes each way.
Colfax County Population History (2010-2024)
The county of Colfax County had a population of 10,541 in 2010 and 10,826 in 2024, a 2.7% growth over 14 years. The peak was 10,826 in 2024. Average annual growth rate: 0.19%.
10,826
Population (2024)
10,541
Population (2010)
10,826
Peak (2024)
0.19%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 10,541 |
| 2011 | 10,563 |
| 2012 | 10,550 |
| 2013 | 10,451 |
| 2014 | 10,662 |
| 2015 | 10,713 |
| 2016 | 10,726 |
| 2017 | 10,700 |
| 2018 | 10,714 |
| 2019 | 10,677 |
| 2020 | 10,556 |
| 2021 | 10,480 |
| 2022 | 10,645 |
| 2023 | 10,696 |
| 2024 | 10,826 |
Race & Ethnicity
| White | 51.7% |
| Black or African American | 3.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 9.1% |
| Two or More Races | 0.0% |
Age & Sex
35.0
Median Age
45.6%
Female
54.4%
Male
13.6%
Age 65+
Age Distribution
Children (under 15): 25.5% · Seniors (65+): 13.6%
Income & Poverty
| Median household income | $79,720+$4,735 vs state |
| Mean household income | $99,488 |
| Per-capita income | $32,757 |
| Poverty rate | 3.8%-2.9% vs state |
| Unemployment rate | 1.1% |
| Employment-to-population | 69.4% |
Top Industries by Employment
The largest employment sector in Colfax County is manufacturing, accounting for 37.6% of workers.
How residents commute
0.1%
Drive alone
5.1%
Carpool
78.9%
Public transit
2.8%
Work from home
17.7 min
Avg commute
Housing
$128,800$-95,000 vs state
Median home value
$902
Median rent
76.1%
Homeownership rate
3,996
Total housing units
91.1%
Occupied
8.9%
Vacant
23.9%
Renter-occupied
Social & access
88.7%
With health insurance
92.6%
With broadband internet
12.6%
Foreign-born
6.5%
Veterans (18+)
7.0%
With a disability
56.6%
Speak language other than English at home
Education
76.7%
High School+
14.1%
Bachelor's+
Largest cities in Nebraska
Other counties in Nebraska
Part of Nebraska
Metro areas in Nebraska
County rankings
Frequently Asked Questions
Colfax County, Nebraska has a population of 10,541 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 25th-largest county in Nebraska. Population density is 26 people per square mile.
The population of Colfax County has grown 2.7% since 2010 (10,541 → 10,826), a +0.19% annualized rate.
The median household income in Colfax County, Nebraska is $79,720, with mean (average) household income of $99,488 and per-capita income of $32,757. 3.8% of residents live below the federal poverty level.
In Colfax County, the largest racial and ethnic groups are White (51.7%), Hispanic or Latino (9.1%), Black or African American (3.4%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Colfax County, Nebraska is 35.0 years. Residents are 45.6% female and 54.4% male.
The median home value in Colfax County is $128,800 and median monthly rent is $902. 76.1% of occupied housing units are owner-occupied. The county has 3,996 total housing units, 8.9% of which are vacant.
The largest employment sector in Colfax County, Nebraska is manufacturing, employing 37.6% of workers. The unemployment rate is 1.1%.
Omaha is among the largest cities associated with Colfax County, Nebraska, with a population of 488,197.
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Statewide data for Nebraska
Population, race, income, age, and trends across Nebraska
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.