United States › Kansas › St. Marys CITY · 2020 ACS
St. Marys Kansas · 2,759 residents · 1.18 sq mi
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The short version
St. Marys is a city of 2,759 people in Kansas. This skews young, with a median age of 27.2. Getting to work takes 15 minutes on average. About 23% of adults have finished a four-year degree. Poverty is uncommon here, at 3.5% of people here. 561 more people live here than in 2000.
At a glance
Lower income
below the US median
US median: $66,278
Younger
median age 27.2
US median: 38.8
Less educated
23% hold a bachelor's degree
US average: 33%
Less affordable
home values up 30%, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 31.2 in 2000
US average: 38.8
Population, 1990 – 2024
2K 2K 2K 3K 3K 1990 2000 2010 2020 2024 St. Marys Age distribution, 2020
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Section 02
Income & economy $62,031
+8%inflation adjusted, since 2000
from $38,083 in 2000
US average: $66,278
from $15,536 in 2000
US average: $35,364
Households earning $100K+
from 20.3% in 2009
US average: 43.9%
from 11.1% in 2000
US average: 12.8%
Workforce by industry, 2020
Agriculture, forestry, fishing 4.6%
Public administration 3.9%
Professional, scientific, technical 2.7%
Arts, entertainment, food 1.4%
Education & health services 1.2%
Transportation & warehousing 0.9%
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$155,100
+30%inflation adjusted, since 2000
from $79,500 in 2000
US average: $265,253
$737
+11%inflation adjusted, since 2000
from $442 in 2000
US average: $1,124
from 75.0% in 2000
31.0% rent
3.11 people
+11%since 2009
from 2.79 people in 2009
US average: 2.61
from 2.4 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 92.2%(2,027)
Hispanic / Latino 4.1%(91)
2020
White, non-Hispanic 80.2%(2,214)
Hispanic / Latino 12%(331)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 16 more ancestry groups with data from 18.8% in 2000
US average: 32.9%
High school or higher
from 89.4% in 2000
US average: 88.5%
from 5.4% in 2000
US average: 12.7%
Section 06
Commute & transportation from 17.4 min in 2000
US average: 26.9
from 76.2% in 2009
US average: 75.1%
from 4.2% in 2009
US average: 8.4%
Section 07
Work & employment from 5.5% in 2011
US average: 5.4%
from 61.8% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 30.9% in 2009
US average: 39.3%
Section 08
People & community from 3.1% in 2009
US average: 13.5%
from 8.0% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 8.0% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 32.4%(66)
Gulf War (1990s) 14.2%(29)
Share of the 204 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to St. Marys Head to head
Compare St. Marys to nearby cities ST. MARYS VS
Topeka
Income $56,956 −8%
Home value $144,200 −7%
Population 125,795 +4409%
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ST. MARYS VS
Manhattan
Income $60,172 −3%
Home value $246,700 +59%
Population 54,673 +1860%
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ST. MARYS VS
Fort Riley
Income $54,362 −12%
Home value $222,100 +43%
Population 8,606 +208%
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ST. MARYS VS
Junction City
Income $61,181 −1%
Home value $171,500 +11%
Population 22,583 +709%
SEE FULL COMPARISON →
Frequently asked
How many people live in St. Marys, Kansas? St. Marys, Kansas has about 2,759 residents according to the 2020 American Community Survey.
What is the median household income in St. Marys, Kansas? The typical household in St. Marys, Kansas earns about $62,031 a year. Half of households make more than that, and half make less.
Is St. Marys, Kansas expensive? In St. Marys, Kansas, the median home is worth about $155,100, and the typical rent is about $737 a month.
How educated are people in St. Marys, Kansas? About 22.9% of adults age 25 and over in St. Marys, Kansas hold a bachelor's degree or higher.
What is the poverty rate in St. Marys, Kansas? About 3.5% of people in St. Marys, Kansas live below the federal poverty line.
Has St. Marys, Kansas grown since 1990? Yes, St. Marys, Kansas has grown since 1990. The population has added about 993 residents, a change of about 56 percent over that period.
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