St. Mary city, Kentucky Demographics & Population 2026

Population Overview

St. Mary city is a small community located in Kentucky. The total population is 210. It ranks as the 461st most populous out of 552 cities and towns in Kentucky.

Age Demographics

The median age in St. Mary city is 28.3 years. This is 28% lower than the state median of 39.1 years.

Economy, Income & Housing

The median household income in St. Mary city is $60,833. This is 3% lower than the state median of $62,417. Compared to the national median of $78,538, household income here is 23% lower. The poverty rate stands at 4.3%. This is 73% lower than the state poverty rate of 16.1%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 4.0%. This is 16% lower than the state rate of 4.8%. The median home value is $177,600. Housing costs are 8% lower than the state median of $192,300. With a home-value-to-income ratio of just 2.9x, St. Mary city is one of the most affordable housing markets in the area. 83.3% of occupied housing units are owner-occupied. This homeownership rate is 22% higher than the state average of 68.3%.

Race & Ethnicity

St. Mary city has a predominantly White (non-Hispanic) population, comprising 93.3% of all residents. Black or African American residents account for 0.9%. The Black or African American population (0.9%) is well below the state average of 7.8%.

Education

21.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 19% lower than the state rate of 27.0%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.2%.

Data Sources & Methodology

All demographic data for St. Mary city, Kentucky is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. 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. For official data, visit data.census.gov.