Henry County vs Knox County
A side-by-side comparison of Henry County and Knox County: population, income, housing, and more.
Henry County and Knox County are counties in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
Knox County has the higher population (49,294 vs 48,948 in Henry County). Henry County has the higher median household income ($69,912 vs $53,291 in Knox County). Henry County has the higher median home value ($145,300 vs $104,900 in Knox County).
Population, income & housing
| Henry County | Knox County | |
|---|---|---|
| Population | 48,948 | 49,294 |
| Median age | 43.4 yrs | 42.4 yrs |
| Median household income | $69,912 | $53,291 |
| Median home value | $145,300 | $104,900 |
| Median gross rent | $837 | $725 |
| Housing units | 22,208 | 23,788 |
| Homeownership rate | 80.4% | 69.8% |
| Bachelor's degree or higher | 24.3% | 20.3% |
| Unemployment rate | 4.0% | 4.5% |
Trends (ACS 5-year, 2019–2023)
| Henry County | Knox County | |
|---|---|---|
| Population | 49,267 → 48,948 (-0.6%) | 50,508 → 49,294 (-2.4%) |
| Median household income | $59,933 → $69,912 (+16.7%) | $44,129 → $53,291 (+20.8%) |
| Median home value | $119,200 → $145,300 (+21.9%) | $83,000 → $104,900 (+26.4%) |
| Median gross rent | $679 → $837 (+23.3%) | $634 → $725 (+14.4%) |
Henry County
49,26748,948
$59,933$69,912
$119,200$145,300
$679$837
Knox County
50,50849,294
$44,129$53,291
$83,000$104,900
$634$725
Age & race/ethnicity
Age distribution (share)
| Henry County | Knox County | |
|---|---|---|
| Under 5 | 5.1% | 5.5% |
| 5 to 17 | 16.9% | 14.6% |
| 18 to 24 | 6.8% | 9.8% |
| 25 to 34 | 10.8% | 11.1% |
| 35 to 44 | 12.6% | 11.7% |
| 45 to 54 | 12.4% | 11.6% |
| 55 to 64 | 14.2% | 13.6% |
| 65 to 74 | 12.3% | 12.6% |
| 75 and over | 8.9% | 9.6% |
Race & ethnicity (share)
| Henry County | Knox County | |
|---|---|---|
| White (non-Hispanic) | 87.3% | 80.8% |
| Black or African American | 2.0% | 7.7% |
| American Indian & Alaska Native | 0.0% | 0.1% |
| Asian | 0.4% | 1.0% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.5% | 0.3% |
| Two or more races | 3.0% | 3.8% |
| Hispanic or Latino | 6.7% | 6.3% |
Educational attainment (age 25+)
Share of adults 25+
| Henry County | Knox County | |
|---|---|---|
| No high school diploma | 7.9% | 10.7% |
| High school graduate | 33.7% | 34.9% |
| Some college or associate's | 34.0% | 34.1% |
| Bachelor's degree | 16.6% | 13.1% |
| Graduate or professional degree | 7.7% | 7.2% |
Commute to work
How workers get to work (share)
| Henry County | Knox County | |
|---|---|---|
| Drove alone | 82.0% | 80.5% |
| Carpooled | 6.8% | 8.9% |
| Public transit | 0.1% | 0.5% |
| Walked | 2.7% | 3.6% |
| Bicycle | 0.1% | 0.2% |
| Worked from home | 7.5% | 5.7% |
| Other means | 0.8% | 0.6% |
Housing
Units in structure (share)
| Henry County | Knox County | |
|---|---|---|
| 1-unit, detached | 87.3% | 76.9% |
| 1-unit, attached | 1.1% | 0.9% |
| 2 to 4 units | 5.3% | 7.6% |
| 5 to 19 units | 2.3% | 6.1% |
| 20 or more units | 2.3% | 4.3% |
| Mobile home & other | 1.8% | 4.2% |
Poverty & households
| Henry County | Knox County | |
|---|---|---|
| Poverty rate | 8.1% | 15.9% |
| Average household size | 2.38 | 2.18 |
| Mean commute (minutes) | 23 | 21 |
| Median year structure built | 1961 | 1956 |
Full profiles
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