St. Marys, KS Demographics

The total population of St. Marys is estimated to be 2,661 with 1,349 males (50.70%) and 1,312 females (49.30%). There are 37 less females than males in St. Marys.
The median household income in St. Marys was $72,061 in 2021, which marked an an increase of 1,771(2.52%) from $70,290 in 2020. This income is 96.59% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, St. Marys sees its highest median household income among householders in the age group of under 25 years old, at $100,209. Overall, the median household income for the city of St. Marys stands at $72,061.
In St. Marys, the median income for all workers aged 15 years and older, regardless of work hours, was $48,718 for males and $23,870 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $58,133 for males and $50,227 for females.
In St. Marys, population is primarily represented by White households, reporting a median income of $69,959.
In 2022, the population of St. Marys was 2,761, a 0.22% increase year-by-year from 2021. Previously, in 2021, St. Marys's population was 2,755, an increase of 0.29% compared to a population of 2,747 in 2020.
The median age in St. Marys, KS is 27.1, as per 2021 ACS 5-Year Estimates. Of the total population, 25.31% were under the age of 15, 29.76% aged 15 to 29, 31.09% aged 30 to 64, 12.37% aged 65 to 84, and 1.47% were 85 years of age and older.
Racial distribution of St. Marys population: 86.05% are White, 0.75% are Black or African American, 0.14% are American Indian and Alaska Native, 4.64% are Asian, 2.59% are some other race and 5.82% are multiracial.