St. Joseph, Kentucky Demographics & Population 2026

A note before these figures: with a population of 144, St. Joseph'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. Joseph is a small community located in Kentucky, within Daviess County. The total population is 144. It ranks as the 496th most populous out of 552 Census-designated places in Kentucky.

Age Demographics

The median age in St. Joseph is 69.4 years. This is 77% higher than the state median of 39.1 years. 38.9% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The poverty rate stands at 85.4%. This is 432% higher than the state poverty rate of 16.1%. 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 St. Joseph, which reflects the size of the sample rather than a labor market without joblessness. Every occupied housing unit the survey reached in St. Joseph was renter-occupied. At this sample size that indicates no owner-occupied homes were captured rather than that none exist.

Race & Ethnicity

The largest racial or ethnic group in St. Joseph is White (non-Hispanic), making up 53.5% of the population. Asian residents account for 46.5%. The Asian population is significantly higher than the state average (46.5% vs 1.6%).

Education

100.0% of residents aged 25 and older hold a bachelor's degree or higher. This places St. Joseph in the top 10% of all cities in the state for educational attainment. This is 263% higher than the state rate of 27.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample. Notably, 100.0% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for St. Joseph, Kentucky 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 Kentucky state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 552 Census-designated places in Kentucky. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.