St. Marys is a city located in Jackson County, Pottawatomie County, Shawnee County, and Wabaunsee County Kansas. St. Marys has a 2024 population of 2,775. St. Marys is currently growing at a rate of 0.25% annually and its population has increased by 1.02% since the most recent census, which recorded a population of 2,747 in 2020.
The average household income in St. Marys is $81,985 with a poverty rate of 4.69%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in St. Marys is 26.4 years, 27.3 years for males, and 25.7 years for females.
According to the most recent ACS, the racial composition of St. Marys was:
White
Two or more races
Other race
Asian
Black or African American
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 868 | 3.02 | 64.5 | 35.5 |
| Married | 572 | 3.6 | 73.1 | 26.9 |
| Non Family | 228 | 1.29 | 41.2 | 58.8 |
| Female | 41 | 3.29 | 70.7 | 29.3 |
| Male | 27 | 4.96 | 70.4 | 29.6 |
3.6
Average Family Size
3.02
Average Household Size
64.5%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among native american people with a rate of 100%.
The highest rate of bachelors degrees is among asian people with a rate of 68%.
All
Male
Female
$47,708
Average Earnings
$59,233
Average Male
$31,318
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
95.7% of St. Marys residents speak only English, while 4.3% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.6% of the population.
rate
4.69%
Overall Poverty Rate
3.23%
Male Poverty Rate
6.18%
Female Poverty Rate
The race most likely to be in poverty in St. Marys is Multiple, with 10.98% below the poverty level.
The race least likely to be in poverty in St. Marys is White, with 4.84% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 5.48%. Among those working part-time, it was 3.85%, and for those that did not work, the poverty rate was 5.51%.
Married
Widowed
Divorced
Separated
NeverMarried
53.6%
Overall Marriage Rate
63.2%
Male Marriage Rate
44.5%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
2.78%
Veteran Poverty Rate
22.22%
Veteran Disability Rate
LaborForceParticipation
63.9%
Labor Force Participation
62%
Employment Rate
3.1%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
51.48%
Born in St. Marys
97.29%
Native Born
2.71%
Foreign Born
1.92%
Non Citizen
0.79%
Naturalized
97.29% of St. Marys residents were born in the United States, with 51.48% having been born in Kansas. 1.92% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 2,810 | 7 | 0.25% |
| 2028 | 2,803 | 7 | 0.25% |
| 2027 | 2,796 | 7 | 0.25% |
| 2026 | 2,789 | 7 | 0.25% |
| 2025 | 2,782 | 7 | 0.25% |
| 2024 | 2,775 | 7 | 0.25% |
| 2023 | 2,768 | 7 | 0.25% |
| 2022 | 2,761 | 6 | 0.22% |
| 2021 | 2,755 | 8 | 0.29% |
| 2020 | 2,747 | 78 | 2.92% |
| 2019 | 2,669 | -8 | -0.3% |
| 2018 | 2,677 | -13 | -0.48% |
| 2017 | 2,690 | -10 | -0.37% |
| 2016 | 2,700 | 17 | 0.63% |
| 2015 | 2,683 | -6 | -0.22% |
| 2014 | 2,689 | -13 | -0.48% |
| 2013 | 2,702 | -1 | -0.04% |
| 2012 | 2,703 | 13 | 0.48% |
| 2011 | 2,690 | 10 | 0.37% |
| 2010 | 2,680 | 0 | 0% |