Clarksville, Missouri Demographics & Population 2026

A note before these figures: with a population of 402, Clarksville'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

Clarksville is a small community located in Missouri, within Pike County. The total population is 402. It ranks as the 571st most populous out of 1,062 Census-designated places in Missouri.

Age Demographics

The median age in Clarksville is 37.7 years. This is 3% lower than the state median of 39.0 years. With 30.9% of the population under 18, Clarksville has a notably young demographic profile, suggesting a family-oriented community. 10.9% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Clarksville is $63,000. This is 11% lower than the state median of $70,702. It is also 22% lower than the national median of $80,734. The poverty rate stands at 4.2%. This is 66% lower than the state poverty rate of 12.6%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 5.7%. This is 43% higher than the state rate of 4.0%. The median home value is $107,700. Housing costs are 53% lower than the state median of $230,300. With a home-value-to-income ratio of just 1.7x, Clarksville is one of the most affordable housing markets in the area. 85.0% of occupied housing units are owner-occupied. This homeownership rate is 25% higher than the state average of 68.1%.

Race & Ethnicity

Clarksville has a predominantly White (non-Hispanic) population, comprising 93.8% of all residents. Hispanic or Latino residents account for 1.2%. The Black or African American population (0.8%) is well below the state average of 10.9%. The Hispanic or Latino population (1.2%) is well below the state average of 5.2%.

Education

34.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 6% higher 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 82.8%. Notably, 18.0% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Clarksville, 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.