Rock and Udall are places in Kansas. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
Udall has the higher population (641 vs 123 in Rock). Rock has the higher median household income ($76,786 vs $64,464 in Udall). Since 2019, Rock's population has grown faster (+17.1% vs -7.8%).
Population, income & housing
| Rock | Udall | |
|---|---|---|
| Population | 123 | 641 |
| Median age | 29.8 yrs | 31.3 yrs |
| Median household income | $76,786 | $64,464 |
| Median home value | — | $96,800 |
| Median gross rent | — | $777 |
| Housing units | 42 | 317 |
| Homeownership rate | 75.0% | 60.9% |
| Bachelor's degree or higher | 11.3% | 14.1% |
| Unemployment rate | 0.0% | 3.3% |
Trends (ACS 5-year, 2019–2023)
| Rock | Udall | |
|---|---|---|
| Population | 105 → 123 (+17.1%) | 695 → 641 (-7.8%) |
| Median household income | $59,500 → $76,786 (+29.1%) | $54,821 → $64,464 (+17.6%) |
| Median home value | $43,800 → $55,000 (+25.6%) | $81,400 → $96,800 (+18.9%) |
| Median gross rent | — | $695 → $777 (+11.8%) |
Rock
105123
$59,500$76,786
$43,800$55,000
Udall
695641
$54,821$64,464
$81,400$96,800
$695$777
Age & race/ethnicity
Age distribution (share)
| Rock | Udall | |
|---|---|---|
| Under 5 | 10.6% | 7.2% |
| 5 to 17 | 18.7% | 27.9% |
| 18 to 24 | 5.7% | 8.6% |
| 25 to 34 | 28.5% | 12.9% |
| 35 to 44 | 11.4% | 11.5% |
| 45 to 54 | 0.0% | 6.1% |
| 55 to 64 | 6.5% | 13.3% |
| 65 to 74 | 9.8% | 8.4% |
| 75 and over | 8.9% | 4.1% |
Race & ethnicity (share)
| Rock | Udall | |
|---|---|---|
| White (non-Hispanic) | 97.6% | 78.9% |
| Black or African American | 0.8% | 0.3% |
| American Indian & Alaska Native | 0.0% | 2.3% |
| Asian | 0.0% | 0.0% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.0% | 0.0% |
| Two or more races | 1.6% | 7.6% |
| Hispanic or Latino | 0.0% | 10.8% |
Educational attainment (age 25+)
Share of adults 25+
| Rock | Udall | |
|---|---|---|
| No high school diploma | 7.5% | 4.7% |
| High school graduate | 32.5% | 35.5% |
| Some college or associate's | 48.8% | 45.7% |
| Bachelor's degree | 11.3% | 10.8% |
| Graduate or professional degree | 0.0% | 3.3% |
Commute to work
How workers get to work (share)
| Rock | Udall | |
|---|---|---|
| Drove alone | 80.8% | 87.9% |
| Carpooled | 7.7% | 8.0% |
| Public transit | 0.0% | 0.0% |
| Walked | 0.0% | 3.0% |
| Bicycle | 0.0% | 1.1% |
| Worked from home | 11.5% | 0.0% |
| Other means | 0.0% | 0.0% |
Housing
Units in structure (share)
| Rock | Udall | |
|---|---|---|
| 1-unit, detached | 90.5% | 80.8% |
| 1-unit, attached | 0.0% | 0.6% |
| 2 to 4 units | 0.0% | 2.2% |
| 5 to 19 units | 0.0% | 7.3% |
| 20 or more units | 0.0% | 0.0% |
| Mobile home & other | 9.5% | 9.1% |
Poverty & households
| Rock | Udall | |
|---|---|---|
| Poverty rate | 0.0% | 12.6% |
| Average household size | 3.42 | 2.46 |
| Mean commute (minutes) | 26 | 32 |
| Median year structure built | 1975 | 1961 |
Full profiles
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