Clark, Missouri Demographics & Population 2026

A note before these figures: with a population of 200, Clark's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Clark is a small community located in Missouri, within Boone County. The total population is 200. It ranks as the 735th most populous out of 1,062 Census-designated places in Missouri.

Age Demographics

The median age in Clark is 34.1 years. This is 13% lower than the state median of 39.0 years. With 40.5% of the population under 18, Clark has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Clark is $71,250. This is about the same as the state median of $70,702. It is also 12% lower than the national median of $80,734. The poverty rate stands at 21.0%. This is 67% higher than the state poverty rate of 12.6%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The survey records no unemployed residents in Clark, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $131,300. Housing costs are 43% lower than the state median of $230,300. With a home-value-to-income ratio of just 1.8x, Clark is one of the most affordable housing markets in the area. 81.4% of occupied housing units are owner-occupied. This homeownership rate is 19% higher than the state average of 68.1%.

Race & Ethnicity

Clark has a predominantly White (non-Hispanic) population, comprising 86.0% of all residents. Black or African American residents account for 1.5%. The Black or African American population (1.5%) is well below the state average of 10.9%.

Education

7.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 76% lower than the state rate of 32.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 90.5%.

Data Sources & Methodology

All demographic data for Clark, Missouri is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Missouri state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,062 Census-designated places in Missouri. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.