Linn County, MO Demographics

The total population of Linn County is estimated to be 11,892 with 5,823 males (48.97%) and 6,069 females (51.03%). There are 246 more females than males in Linn County.
The median household income in Linn County was $58,634 in 2021, which marked an an increase of 674(1.16%) from $57,960 in 2020. This income is 78.59% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Linn County sees its highest median household income among householders in the age group of 25 to 44 years old, at $72,511. Overall, the median household income for the county of Linn County stands at $58,634.
In Linn County, the median income for all workers aged 15 years and older, regardless of work hours, was $37,602 for males and $28,679 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $50,721 for males and $40,008 for females.
In Linn County, there are just three different racial groups among households. Among these, White households report a median household income of $59,675, followed by Asian households at $36,932, and American Indian and Alaska Native households with a median household income of $16,889.
In 2022, the population of Linn County was 11,820, a 0.19% decrease year-by-year from 2021. Previously, in 2021, Linn County's population was 11,843, a decline of 0.08% compared to a population of 11,852 in 2020.
The median age in Linn County, MO is 41.8, as per 2021 ACS 5-Year Estimates. Of the total population, 19.56% were under the age of 15, 17.53% aged 15 to 29, 41.87% aged 30 to 64, 19.12% aged 65 to 84, and 1.91% were 85 years of age and older.
Racial distribution of Linn County population: 96.45% are White, 0.72% are Black or African American, 0.26% are American Indian and Alaska Native, 0.28% are Asian, 0.08% are Native Hawaiian and other Pacific Islander, 0.33% are some other race and 1.87% are multiracial.