McLean County's estimated 2026 population is 9,677 with a growth rate of -0.65% in the past year according to the most recent United States census data. McLean County is the 15th largest county in North Dakota. The 2010 population was 8,998 and has seen a growth of 7.55% since that time.
Data after 2023 is projected based on recent change
Overall: 47.7 years
Female: 47.9 years
Male: 47.5 years
There are 7,754 adults, (2,581 of whom are seniors) in McLean County.
Female: 4,739 (48.2%)
Male: 5,084 (51.8%)
The racial composition of McLean County includes 88.55% White, 5.86% Native American, and smaller percentages for Asian, other race, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 8,698 | 88.55% |
| Native American | 576 | 5.86% |
| Two or more races | 365 | 3.72% |
| Asian | 100 | 1.02% |
| Other race | 65 | 0.66% |
| Black or African American | 10 | 0.1% |
| Native Hawaiian or Pacific Islander | 9 | 0.09% |
McLean County's average per capita income is $55,910. Household income levels show a median of $83,583. The poverty rate stands at 8.88%.
Name | Median | Mean |
|---|---|---|
| Married Families | $113,661 | - |
| Families | $109,760 | $123,776 |
| Households | $83,583 | $102,353 |
| Non Families | $49,545 | $59,731 |
Average Income
Median Household Income
Poverty Rate