St. Charles: Demographics & People

About 293 people live in St. Charles, in 115 households. Population shrank 4.9% from 308 (2022) to 293 (2024). Median age 35.2 years. (6.1y younger than Hopkins County; 4.0y younger than Kentucky). Children under 18 are 19% of the population. Population is 95% White (non-Hispanic) and 2% Hispanic or Latino. The community is relatively homogeneous (Simpson index 0.03). 66% of households are family-led. County is losing 73 residents per year (2022-2023). County health: 41% adult obesity, 22% smoke.

Population & Trend

Population shrank 4.9% from 308 (2022) to 293 (2024). Estimated 2026 population: ~278 (extrapolated at -2.4%/yr trend). Census Bureau Vintage estimate: 260.

Census data vintage2024
Population45,423 people
Annual growth rate · Population change-4.9%
Annual growth rate · Population (2022)308
Annual growth rate · Population (2024)293
Annual growth rate · Trend categorydeclining
Population293 people
Population Estimate260

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

Age Distribution

Median age 35.2y is 3.7 years younger than the U.S. median (38.9y). Children under 18 make up 19% — below the U.S. share of ~22%.

Age Summary · Median age35.2 years (vs Kentucky 39.2y)
Age Summary · Children Pct19.1%
Age Summary · Characterfamily-oriented
Population under 1856
Median age35.2 years (vs Kentucky 39.2y)

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

Race, Ethnicity & Diversity

Of 293 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.03 (0 = single group, 1 = perfectly even distribution); this is read as relatively homogeneous.

White residents297
Hispanic or Latino residents4
Diversity Index · Diversity index (Simpson)2.6%
Diversity Index · Diversity labelrelatively homogeneous
Diversity Index · Groups counted2
Diversity Index · Largest group share98.7%
Black population0.7%
Hispanic or Latino population2.0%
White (non-Hispanic) population94.9%

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 (6)

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

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS).

Residents born in this state272
Residents born in another state19
Share born in this state92.8%
Share born in another state7.2%
Native-born U.S. citizens6.5%
Naturalized citizens0.7%
Total foreign-born residents1

Households & Family Composition

115 households. Averaging 2.8 people each — larger than the U.S. average of 2.5. 66% are family households — near the U.S. share of ~65%. Of 74 families, 14% are married couples with children.

Children under 1877
Total families74
Married couples with children10
Single-parent households4
Average household size2.75
Women who gave birth (past year)13.6%
Grandparents living with grandchildren11
Grandparents responsible for grandchildren7
Family households76 households
Households that are families66.1%
Total households115 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. 9.6% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is losing 73 residents per year on net (IRS migration data).

Moved within the county (past year)9.6%
Migration · People moving in (annual)38,700
Migration · People moving out (annual)38,773
Migration · Net migration (in − out)-73
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 disability35
Disability rate12.9%

Other

Congressional District · District1
Congressional District · FormattedKY-01
Congressional District · Congress118th
Cdc Birth Rate · Fips21,107
Cdc Birth Rate · State Fips21
Cdc Birth Rate · County Fips107
Cdc Birth Rate · CountyHopkins
Cdc Birth Rate · Birth Rate38.6%
Cdc Birth Rate · Lower Ci33.60
Cdc Birth Rate · Upper Ci44.10
Cdc Mortality · Fips21,107
Cdc Mortality · CountyHopkins County
Cdc Mortality · Urban RuralMicropolitan
Cdc Mortality · Total Deaths 2020 20232,656
Cdc Vaccination · Fips21,107
Cdc Vaccination · CountyHopkins County
Cdc Vaccination · Dose1 Pop Pct59.3%
Cdc Vaccination · Series Complete Pct53.6%
Cdc Vaccination · Booster Pct46.8%
Cdc Vaccination · Population 201944,686
Cdc Vaccination · Metro StatusNon-metro
Family Score · Score10
Family Score · Schools19
Family Score · Children Pct19.1%
Family Score · Ratingexcellent
Town Summary · Key Factspopulation 293, declining, family-oriented, working-class, blue collar
Town Summary · Population293 people
Town Summary · CountyHopkins County

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