Caldwell County vs St. Clair County
A side-by-side comparison of Caldwell County and St. Clair County: population, income, housing, and more.
Caldwell County and St. Clair County are counties in Missouri. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
St. Clair County has the higher population (9,451 vs 8,890 in Caldwell County). Caldwell County has the higher median household income ($62,520 vs $46,731 in St. Clair County). Caldwell County has the higher median home value ($156,700 vs $142,500 in St. Clair County).
Population, income & housing
| Caldwell County | St. Clair County | |
|---|---|---|
| Population | 8,890 | 9,451 |
| Median age | 42.7 yrs | 47.2 yrs |
| Median household income | $62,520 | $46,731 |
| Median home value | $156,700 | $142,500 |
| Median gross rent | $628 | $607 |
| Housing units | 4,269 | 5,295 |
| Homeownership rate | 81.0% | 75.7% |
| Bachelor's degree or higher | 18.4% | 13.7% |
| Unemployment rate | 4.5% | 2.5% |
Trends (ACS 5-year, 2019–2023)
| Caldwell County | St. Clair County | |
|---|---|---|
| Population | 9,039 → 8,890 (-1.6%) | 9,370 → 9,451 (+0.9%) |
| Median household income | $49,839 → $62,520 (+25.4%) | $38,870 → $46,731 (+20.2%) |
| Median home value | $109,300 → $156,700 (+43.4%) | $91,900 → $142,500 (+55.1%) |
| Median gross rent | $631 → $628 (-0.5%) | $574 → $607 (+5.7%) |
Caldwell County
9,0398,890
$49,839$62,520
$109,300$156,700
$631$628
St. Clair County
9,3709,451
$38,870$46,731
$91,900$142,500
$574$607
Age & race/ethnicity
Age distribution (share)
| Caldwell County | St. Clair County | |
|---|---|---|
| Under 5 | 5.4% | 5.4% |
| 5 to 17 | 18.3% | 15.6% |
| 18 to 24 | 7.8% | 6.3% |
| 25 to 34 | 10.5% | 9.7% |
| 35 to 44 | 11.3% | 10.4% |
| 45 to 54 | 12.3% | 11.3% |
| 55 to 64 | 14.3% | 15.6% |
| 65 to 74 | 11.6% | 14.5% |
| 75 and over | 8.4% | 11.3% |
Race & ethnicity (share)
| Caldwell County | St. Clair County | |
|---|---|---|
| White (non-Hispanic) | 92.7% | 92.9% |
| Black or African American | 1.2% | 0.8% |
| American Indian & Alaska Native | 0.2% | 0.1% |
| Asian | 0.3% | 0.2% |
| Native Hawaiian & Pacific Islander | 0.1% | 0.0% |
| Some other race | 0.4% | 0.0% |
| Two or more races | 2.9% | 3.8% |
| Hispanic or Latino | 2.2% | 2.1% |
Educational attainment (age 25+)
Share of adults 25+
| Caldwell County | St. Clair County | |
|---|---|---|
| No high school diploma | 9.2% | 12.1% |
| High school graduate | 40.7% | 43.8% |
| Some college or associate's | 31.7% | 30.5% |
| Bachelor's degree | 12.5% | 9.6% |
| Graduate or professional degree | 5.9% | 4.0% |
Commute to work
How workers get to work (share)
| Caldwell County | St. Clair County | |
|---|---|---|
| Drove alone | 79.1% | 76.5% |
| Carpooled | 9.9% | 13.6% |
| Public transit | 0.1% | 0.1% |
| Walked | 0.7% | 2.8% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 8.6% | 6.6% |
| Other means | 1.6% | 0.5% |
Housing
Units in structure (share)
| Caldwell County | St. Clair County | |
|---|---|---|
| 1-unit, detached | 79.4% | 73.4% |
| 1-unit, attached | 0.7% | 0.5% |
| 2 to 4 units | 5.6% | 3.6% |
| 5 to 19 units | 1.0% | 1.3% |
| 20 or more units | 0.4% | 0.6% |
| Mobile home & other | 13.0% | 20.6% |
Poverty & households
| Caldwell County | St. Clair County | |
|---|---|---|
| Poverty rate | 13.0% | 16.3% |
| Average household size | 2.42 | 2.26 |
| Mean commute (minutes) | 33 | 29 |
| Median year structure built | 1973 | 1977 |
Full profiles
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