St. Francois County: Demographics & People

St. Francois County is home to 66,999 people. Median age 39.5 years. Population is 3% Black and 2% Hispanic or Latino. County is gaining 1,136 residents per year (2022-2023). County health: 42% adult obesity, 25% smoke.

Population & Trend

Current population 66,999; figures track the most recent Census ACS 5-year estimates.

Population66,999 people
Total Town Population46,830 people

Age Distribution

Median age 39.5y is 0.6 years older than the U.S. median (38.9y).

Age Summary · Total Pop66,999
Age Summary · Under 1814,011
Age Summary · 18 To 3415,273.0×
Age Summary · 35 To 6426,176.0×
Age Summary · 65 Plus11,539
Age Summary · Pct Under 1820.9%
Age Summary · Pct 18 To 3422.8%
Age Summary · Pct 35 To 6439.1%
Median age39.5 years (at Missouri median)

Sources: Census ACS 5-Year 2024 — county-level query  ·  Refreshed 2026-04-28

Race, Ethnicity & Diversity

Of 66,999 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).

Census Demographics · Total Population66,999 people
White residents60,518
Black residents1,873
Asian residents253
Census Demographics · Aian239
Census Demographics · Nhpi18
Census Demographics · Other Race597
Census Demographics · Two Or More Races3,501
Diversity Index18.1%
Asian population0.4%
Black population2.8%
Hispanic or Latino population1.9%

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 · Total66,999
Census Citizenship · Native65,985
Residents born in this state53,547
Residents born in another state12,216
Census Citizenship · Foreign Born3,541
Census Citizenship · Naturalized2,647
Census Citizenship · Non Citizen222
Foreign-born residents5.3%

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. The surrounding county is gaining 1,136 residents per year on net (IRS migration data).

Migration · People moving in (annual)54,998
Migration · People moving out (annual)53,862
Migration · Net migration (in − out)1,136
Migration · Population growingYes
Migration · Year2022-2023

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 Pop62,050
With Disability13,253
Pct With Disability21.4%

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 · Total5,439

Sources: Census ACS 5-Year 2024 — county-level query  ·  Refreshed 2026-04-28

Other

Census Mobility · Total66,426
Census Mobility · Same House56,937
Census Mobility · Same County5,399
Census Mobility · Diff County Same State3,391
Census Mobility · Diff State638
Census Mobility · From Abroad61
Census Mobility · Moved Total9,489
Census Mobility · Pct Moved In Year14.3%
Pct White90.3%

Sources: Census ACS 5-Year 2024 — county-level query  ·  Refreshed 2026-04-28