McLean County, North Dakota
Located in North Dakota, McLean County has a population of 9,823 residents and a median age of 47.7 years, making it the #2,495 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 8.9%. The median home value is $227,100, and the median household income is $83,583, which is 11% above the national median.
Demographics
McLean County has a population of 9,823, making it the #2,495 most populous county in the US. The median age is 47.7 years, which is 22.6% 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 McLean County is $83,583, ranking #462 out of 3,222 counties — 11.2% above the national median. The poverty rate is 8.9% and unemployment stands at 1.4%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in McLean County is $227,100 (-19.4% vs national). Renters pay a median of $784/mo and the homeownership rate is 84.2%.
Median Home Value Trend
Rankings →Household Type
Education
In McLean County, 26.1% of adults age 25+ hold a bachelor's degree or higher, which is 22.4% below the national average, ranking #1,094 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in McLean County is 76.8 years. 14.1% of adults report poor or fair health and 7.3% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
16.2% of adults in McLean County smoke , 36.4% are obese , and 24.7% report excessive drinking.
Adult Smoking Trend
Safety
The suicide rate is 21.7 per 100,000. Motor vehicle deaths occur at a rate of 28.2 per 100,000.
Suicide Rate Trend
Families & Children
10.1% of children in McLean County live in poverty . The teen birth rate is 8.2 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in McLean County is 75.1%. The mean commute time is 27.2 min, which is 1.3% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, McLean County voted Republican with a margin of 58.2%. The vote was 20.2% Dem / 78.4% Rep. Compared to 2020, the margin shifted 4.6 toward Republicans .
Vote Share Over Time
About McLean County, North Dakota
McLean County, North Dakota has a total population of 9,823, making it the 2,495th most populous county in the United States. The median age in McLean County is 47.7 years, which is 22.6% above the national median of 38.9 years.
The median household income in McLean County is $83,583, which ranks #462 of 3,222 counties nationwide. This is 11.2% above the national median of $75,149. The poverty rate is 8.9%, lower than the national rate of 12.6%. The unemployment rate stands at 1.4%.
The median home value in McLean County is $227,100, 19.4% below the national median. Renters in McLean County pay a median gross rent of $784 per month. The homeownership rate is 84.2%, compared to the national rate of 64.4%.
In McLean County, 26.1% of residents aged 25 and older hold a bachelor's degree or higher, 22.4% below the national average of 33.7%. Health insurance coverage stands at 95.6% of the population. The average commute time for workers is 27.2 min.
McLean County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 88.1% of the population, followed by American Indian (non-Hispanic) (5.5%) and Two or More Races (3.1%).
All data for McLean County, North Dakota 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.