St. George: Demographics & People

Census counts 1,039 people in St. George, in 369 households. Population shrank 6.8% from 1,115 (2022) to 1,039 (2024). Median age 30.6 years. (5.2y younger than Pottawatomie County; 6.9y younger than Kansas). Children under 18 are 35% of the population. Population is 88% White (non-Hispanic) and 5% Hispanic or Latino. The community is relatively homogeneous (Simpson index 0.13). 78% of households are family-led. County is gaining 243 residents per year (2022-2023). County health: 31% adult obesity, 13% smoke.

Population & Trend

Population shrank 6.8% from 1,115 (2022) to 1,039 (2024). Estimated 2026 population: ~969 (extrapolated at -3.4%/yr trend). Census Bureau Vintage estimate: 881.

Census data vintage2024
Population25,348 people
Annual growth rate · Population change-6.8%
Annual growth rate · Population (2022)1,115
Annual growth rate · Population (2024)1,039
Annual growth rate · Trend categoryshrinking
Population1,039 people
Population Estimate881

Sources: Census ACS 5-Year 2023, Table B01003  ·  Refreshed 2026-04-12

Age Distribution

Median age 30.6y is 8.3 years younger than the U.S. median (38.9y). Children under 18 make up 35% — above the U.S. share of ~22%.

Age Summary · Median age30.6 years (vs Kansas 37.5y)
Age Summary · Children Pct35.1%
Age Summary · Characteryoung professional
Population under 18365
Median age30.6 years (vs Kansas 37.5y)

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Race, Ethnicity & Diversity

Of 1,039 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.13 (0 = single group, 1 = perfectly even distribution); this is read as relatively homogeneous.

White residents986
Asian residents16
Hispanic or Latino residents56
Diversity Index · Diversity index (Simpson)12.8%
Diversity Index · Diversity labelrelatively homogeneous
Diversity Index · Groups counted3
Diversity Index · Largest group share93.2%
Hispanic or Latino population5.1%
White (non-Hispanic) population88.4%

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Ancestry

Self-reported ancestry from Census ACS — what residents report as their ethnic origin, separate from race. Counts can exceed population because people can list multiple ancestries.

Top (8)

(unnamed)
German
(unnamed)
Hispanic Total
(unnamed)
Irish
(unnamed)
English
(unnamed)
Puerto Rican
(unnamed)
American
(unnamed)
Italian
(unnamed)
Asian

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS). 0.6% are foreign-born — below the U.S. average of 13.9%. 2% have naturalized to U.S. citizenship.

Residents born in this state730
Residents born in another state279
Share born in this state70.3%
Share born in another state29.7%
Native-born U.S. citizens26.9%
Foreign-born residents0.6%
Naturalized citizens2.3%
Total foreign-born residents34
From Europe9

Households & Family Composition

369 households. Averaging 2.9 people each — larger than the U.S. average of 2.5. 78% are family households — above the U.S. share of ~65%. Of 318 families, 57% are married couples with children.

Children under 18406
Total families318
Married couples with children181
Single-parent households5
Average household size2.86
Women who gave birth (past year)12.4%
Grandparents living with grandchildren3
Family households287 households
Households that are families77.8%
Total households369 households

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Residential Stability & Migration

How long residents have lived here and where they came from. 13.1% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 243 residents per year on net (IRS migration data).

Moved within the county (past year)13.1%
Migration · People moving in (annual)27,451
Migration · People moving out (annual)27,208
Migration · Net migration (in − out)243
Migration · Population growingYes
Migration · Year2022-2023

Sources: IRS SOI Migration 2021-2022  ·  Refreshed 2026-04-12

Disability

Census ACS measures self-reported functional limitations — vision, hearing, mobility, cognitive, self-care, or independent-living. The U.S. baseline disability rate is about 12–13%; rates trend higher with median age.

Residents with a disability86
Disability rate7.4%

Other

Congressional District · District1
Congressional District · Congress118th
Cdc Birth Rate · Fips20,149
Cdc Birth Rate · State Fips20
Cdc Birth Rate · County Fips149
Cdc Birth Rate · CountyPottawatomie
Cdc Birth Rate · Birth Rate10.8%
Cdc Birth Rate · Lower Ci8.10
Cdc Birth Rate · Upper Ci14.20
Cdc Mortality · Fips20,149
Cdc Mortality · CountyPottawatomie County
Cdc Mortality · Urban RuralSmall metro
Cdc Mortality · Total Deaths 2020 2023496
Cdc Vaccination · Fips20,149
Cdc Vaccination · CountyPottawatomie County
Cdc Vaccination · Dose1 Pop Pct48.6%
Cdc Vaccination · Series Complete Pct44.0%
Cdc Vaccination · Booster Pct59.1%
Cdc Vaccination · Population 201924,383
Cdc Vaccination · Metro StatusMetro
Family Score · Score1.50
Family Score · Schools1
Family Score · Children Pct35.1%
Family Score · Ratinglimited
Town Summary · Key Factspopulation 1,039, shrinking, young professional, affluent, white collar
Town Summary · Population1,039 people
Town Summary · CountyPottawatomie County

Sources: NCES school congressional district assignment · federal dataset cascade