Lewis County, Missouri Demographics 2026
Lewis County, Missouri has a population of 9,945, the 86th most populous county in Missouri. The median household income is $52,340 and the median home value is $118,900. The poverty rate is 15.3%.
Lewis County Quick Facts
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 39 | National average: 61
Education
Educational Attainment (Adults 25+)
Cities & Places in Lewis County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Canton | 2,741 | $46,941 | 15.6% | $115,100 |
| La Grange | 834 | $55,000 | 14.3% | $88,500 |
| La Belle | 777 | $35,074 | 44.4% | $81,500 |
| Ewing | 446 | $51,719 | 8.3% | $78,300 |
| Lewistown | 436 | $53,500 | 12.0% | $90,000 |
| Monticello | 358 | $102,750 | 21.6% | $104,700 |
| Williamstown | 14 | N/A | 0.0% | N/A |
Explore Missouri Rankings
Population Overview
Lewis County is located in Missouri with a total population of 9,945. It is the 86th most populous county out of 115 in Missouri. The county encompasses 7 Census-designated places.
Age Demographics
The median age in Lewis County is 38.2 years. This is 2% lower than the state median of 38.9 years.
Economy, Income & Housing
The median household income in Lewis County is $52,340. This is 24% lower than the state median of $68,920. It is also 33% lower than the national median of $78,538. The poverty rate stands at 15.3%. This is 21% higher than the state poverty rate of 12.6%. The unemployment rate is 6.0%. This is 45% higher than the state rate of 4.1%. The median home value is $118,900. Housing costs are 45% lower than the state median of $215,600. With a home-value-to-income ratio of just 2.3x, Lewis County is one of the most affordable housing markets in the area. 77.0% of occupied housing units are owner-occupied. This homeownership rate is 13% higher than the state average of 67.9%.
Race & Ethnicity
Lewis County has a predominantly White (non-Hispanic) population, comprising 92.0% of all residents. Black or African American residents account for 3.0%. The Black or African American population (3.0%) is well below the state average of 11.0%. The Hispanic or Latino population (1.2%) is well below the state average of 5.1%. The Asian population (0.5%) is well below the state average of 2.1%.
Education
16.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 48% lower than the state rate of 31.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 87.5%.
Data Sources & Methodology
All figures for Lewis County come from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023), with comparisons drawn against Missouri and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.
Frequently Asked Questions
What is the population of Lewis County, Missouri?
Lewis County has a population of 9,945, making it the 86th most populous county in Missouri.
What is the median income in Lewis County?
The median household income in Lewis County is $52,340 with a poverty rate of 15.3%.
How many cities are in Lewis County, Missouri?
Lewis County contains 7 Census-designated places.