Vienna, Missouri Demographics & Population 2026

A note before these figures: with a population of 661, Vienna'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

Vienna is a small community located in Missouri, within Maries County. The total population is 661. It ranks as the 461st most populous out of 1,062 Census-designated places in Missouri.

Age Demographics

The median age in Vienna is 46.3 years. This is 19% higher than the state median of 39.0 years. 16.2% 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 Vienna is $38,221. This is 46% lower than the state median of $70,702. It is also 53% lower than the national median of $80,734. The poverty rate stands at 26.4%. This is 110% 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 Vienna, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $159,400. Housing costs are 31% lower than the state median of $230,300. The home-value-to-income ratio is 4.2x. 44.4% of occupied housing units are owner-occupied. This homeownership rate is 35% lower than the state average of 68.1%.

Race & Ethnicity

Vienna has a predominantly White (non-Hispanic) population, comprising 85.3% 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%. The Hispanic or Latino population (0.6%) is well below the state average of 5.2%.

Education

16.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 49% 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 82.1%.

Data Sources & Methodology

All demographic data for Vienna, 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.