St. Francis: Demographics & People

St. Francis is home to 1,229 people, in 588 households. Population shrank 3.1% from 1,268 (2022) to 1,229 (2024). Median age 47.5 years. (6.9y older than Cheyenne County; 10.0y older than Kansas). Children under 18 are 22% of the population. Population is 92% White (non-Hispanic) and 5% Hispanic or Latino. The community is relatively homogeneous (Simpson index 0.13). 42% of households are family-led. County is gaining 157 residents per year (2022-2023). County health: 40% adult obesity, 18% smoke.

Population & Trend

Population shrank 3.1% from 1,268 (2022) to 1,229 (2024). Estimated 2026 population: ~1,191 (extrapolated at -1.5%/yr trend). Census Bureau Vintage estimate: 1,142.

Census data vintage2024
Population2,616 people
Annual growth rate · Population change-3.1%
Annual growth rate · Population (2022)1,268
Annual growth rate · Population (2024)1,229
Annual growth rate · Trend categorydeclining
Population1,229 people
Population Estimate1,142

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

Age Distribution

Median age 47.5y is 8.6 years older than the U.S. median (38.9y). Children under 18 make up 22% — near the U.S. share of ~22%.

Age Summary · Median age47.5 years (vs Kansas 37.5y)
Age Summary · Children Pct21.7%
Age Summary · Characterestablished
Population under 18267
Median age47.5 years (vs Kansas 37.5y)

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

Race, Ethnicity & Diversity

Of 1,229 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 residents1,171
Black residents1
Hispanic or Latino residents86
Diversity Index · Diversity index (Simpson)12.9%
Diversity Index · Diversity labelrelatively homogeneous
Diversity Index · Groups counted3
Diversity Index · Largest group share93.1%
Black population0.2%
Hispanic or Latino population4.7%
White (non-Hispanic) population92.1%

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)
English
(unnamed)
Irish
(unnamed)
Hispanic Total
(unnamed)
Puerto Rican
(unnamed)
Italian
(unnamed)
American
(unnamed)
Polish

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS). 0.7% are foreign-born — below the U.S. average of 13.9%. 3% have naturalized to U.S. citizenship.

Residents born in this state717
Residents born in another state466
Share born in this state58.3%
Share born in another state41.7%
Native-born U.S. citizens37.9%
Foreign-born residents0.7%
Naturalized citizens3.0%
Total foreign-born residents75
From Europe21

Households & Family Composition

588 households. Averaging 2.0 people each — smaller than the U.S. average of 2.5. 42% are family households — below the U.S. share of ~65%. Of 273 families, 19% are married couples with children.

Children under 18272
Total families273
Married couples with children52
Single-parent households26
Average household size2.05
Women who gave birth (past year)21.5%
Grandparents living with grandchildren26
Grandparents responsible for grandchildren9
Family households247 households
Households that are families42.0%
Total households588 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. 12.3% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 157 residents per year on net (IRS migration data).

Moved within the county (past year)12.3%
Migration · People moving in (annual)2,435
Migration · People moving out (annual)2,278
Migration · Net migration (in − out)157
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 disability104
Disability rate8.7%

Group Quarters

Group quarters are non-household living arrangements counted by the Census — college dormitories, nursing homes, military barracks, group homes, correctional facilities, and similar institutional or shared housing. 36 residents live in group quarters (2.9% of population).

Living in group quarters36

Other

Congressional District · District1
Congressional District · FormattedKS-01
Congressional District · Congress118th
Cdc Birth Rate · Fips20,023
Cdc Birth Rate · State Fips20
Cdc Birth Rate · County Fips23
Cdc Birth Rate · CountyCheyenne
Cdc Birth Rate · Birth Rate31.1%
Cdc Birth Rate · Lower Ci16.00
Cdc Birth Rate · Upper Ci54.50
Cdc Mortality · Fips20,023
Cdc Mortality · CountyCheyenne County
Cdc Mortality · Urban RuralNoncore
Cdc Mortality · Total Deaths 2020 2023128
Cdc Vaccination · Fips20,023
Cdc Vaccination · CountyCheyenne County
Cdc Vaccination · Dose1 Pop Pct49.9%
Cdc Vaccination · Series Complete Pct47.0%
Cdc Vaccination · Booster Pct52.2%
Cdc Vaccination · Population 20192,657
Cdc Vaccination · Metro StatusNon-metro
Family Score · Score2.60
Family Score · Schools2
Family Score · Childcare Centers2
Family Score · Children Pct21.7%
Family Score · Ratinglimited
Town Summary · Key Factspopulation 1,229, declining, established, working-class, mixed
Town Summary · Population1,229 people
Town Summary · CountyCheyenne County

Sources: Census place-to-CD118 crosswalk (place_fips) · federal dataset cascade