Linn County's estimated 2026 population is 12,114 with a growth rate of 0.85% in the past year according to the most recent United States census data. Linn County is the 76th largest county in Missouri. The 2010 population was 12,774 and has seen a growth of -5.17% since that time.
Data after 2023 is projected based on recent change
The racial composition of Linn County includes 95.06% White, and smaller percentages for Black or African American, Asian, Native American, other race, Native Hawaiian or Pacific Islander and multiracial populations.
White (95.06%)
Two or more races (3.05%)
Black or African American (0.68%)
Asian (0.43%)
Native American (0.36%)
Other race (0.32%)
Native Hawaiian or Pacific Islander (0.09%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 11,265 | 95.06% |
| Two or more races | 361 | 3.05% |
| Black or African American | 81 | 0.68% |
| Asian | 51 | 0.43% |
| Native American | 43 | 0.36% |
| Other race | 38 | 0.32% |
| Native Hawaiian or Pacific Islander | 11 | 0.09% |
Married
Widowed
Divorced
Separated
Never Married
Linn County's average per capita income is $41,586. Household income levels show a median of $61,975. The poverty rate stands at 16.2%.
Name | Median | Mean |
|---|---|---|
| Married Families | $84,880 | - |
| Families | $73,841 | $92,173 |
| Households | $61,975 | $81,761 |
| Non Families | $36,266 | $54,698 |
Average Income
Median Household Income
Poverty Rate
