Ste. Genevieve County: Demographics & People
18,571 people call Ste. Genevieve County home. Median age 43.3 years. (4.1y older than Missouri). Population is 2% Hispanic or Latino and 1% Black. County health: 40% adult obesity, 21% smoke.
Population & Trend
Current population 18,571; figures track the most recent Census ACS 5-year estimates.
| Population | 18,571 people |
|---|---|
| Total Town Population | 7,268 people |
Age Distribution
Median age 43.3y is 4.4 years older than the U.S. median (38.9y).
| Age Summary · Total Pop | 18,571 |
|---|---|
| Age Summary · Under 18 | 3,973 |
| Age Summary · 18 To 34 | 3,476.0× |
| Age Summary · 35 To 64 | 7,137.0× |
| Age Summary · 65 Plus | 3,985 |
| Age Summary · Pct Under 18 | 21.4% |
| Age Summary · Pct 18 To 34 | 18.7% |
| Age Summary · Pct 35 To 64 | 38.4% |
| Median age | 43.3 years (vs Missouri 39.2y) |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-28
Race, Ethnicity & Diversity
Of 18,571 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| Census Demographics · Total Population | 18,571 people |
|---|---|
| White residents | 17,445 |
| Black residents | 227 |
| Asian residents | 9 |
| Census Demographics · Aian | 17 |
| Census Demographics · Other Race | 70 |
| Census Demographics · Two Or More Races | 803 |
| Hispanic or Latino residents | 279 |
| Diversity Index | 11.6% |
| Asian population | 0.1% |
| Black population | 1.2% |
| Hispanic or Latino population | 1.5% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-28
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS).
| Census Citizenship · Total | 18,571 |
|---|---|
| Census Citizenship · Native | 18,499 |
| Residents born in this state | 15,569 |
| Residents born in another state | 2,906 |
| Census Citizenship · Foreign Born | 1,078 |
| Census Citizenship · Naturalized | 346 |
| Census Citizenship · Non Citizen | 24 |
| Foreign-born residents | 5.8% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-28
Residential Stability & Migration
How long residents have lived here and where they came from.
| Migration · People moving in (annual) | 17,287 |
|---|---|
| Migration · People moving out (annual) | 17,313 |
| Migration · Net migration (in − out) | -26 |
| Migration · Year | 2022-2023 |
Sources: IRS SOI Migration 2022-2023
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.
| Census Disability · Total Pop | 18,131 |
|---|---|
| With Disability | 2,960 |
| Pct With Disability | 16.3% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-28
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. 0 residents live in group quarters.
| Census Group Quarters · Total | 492 |
|---|
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-28
Other
| Census Mobility · Total | 18,422 |
|---|---|
| Census Mobility · Same House | 16,163 |
| Census Mobility · Same County | 857 |
| Census Mobility · Diff County Same State | 974 |
| Census Mobility · Diff State | 426 |
| Census Mobility · From Abroad | 2 |
| Census Mobility · Moved Total | 2,259 |
| Census Mobility · Pct Moved In Year | 12.3% |
| Pct White | 93.9% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-28