St. Louis, Oklahoma Demographics & Population 2026

A note before these figures: with a population of 93, St. Louis'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

St. Louis is a small community located in Oklahoma, within Pottawatomie County. The total population is 93. It ranks as the 683rd most populous out of 834 Census-designated places in Oklahoma.

Age Demographics

The median age in St. Louis is 56.4 years. This is 52% higher than the state median of 37.0 years. Only 3.2% of residents are under 18, indicating fewer families with children. 16.1% 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 St. Louis is $36,250. This is 44% lower than the state median of $65,039. It is also 55% lower than the national median of $80,734. The poverty rate stands at 23.7%. This is 54% higher than the state poverty rate of 15.3%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 14.3%. This is 187% higher than the state rate of 5.0%. The median home value is $85,000. Housing costs are 57% lower than the state median of $199,800. With a home-value-to-income ratio of just 2.3x, St. Louis is one of the most affordable housing markets in the area. 86.8% of occupied housing units are owner-occupied. This homeownership rate is 32% higher than the state average of 65.8%.

Race & Ethnicity

The largest racial or ethnic group in St. Louis is White (non-Hispanic), making up 73.1% of the population. Hispanic or Latino residents account for 2.1%. The Hispanic or Latino population (2.1%) is well below the state average of 12.7%.

Education

9.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 67% lower than the state rate of 28.3%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.2%.

Data Sources & Methodology

All demographic data for St. Louis, Oklahoma 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 Oklahoma state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 834 Census-designated places in Oklahoma. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.