Rock, Kansas Demographics & Population 2026
During the 2020–2024 ACS period, Rock, Kansas had a total population of 90, the 561st largest community in Kansas, with a median household income of $62,000, which is 17% lower than the state average. The poverty rate is 0.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Rock Quick Facts
How Rock Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 123 | 90 | -26.8% |
| Median household income | $76,786 | $62,000 | -19.3% |
How Rock Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 45 | National average: 61
Education
Educational Attainment (Adults 25+)
Rock Rankings in Kansas
Explore Kansas Rankings
Other Cities in Cowley County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Arkansas City | 11,884 | $49,629 | 17.2% | $86,800 |
| Winfield | 11,711 | $56,656 | 15.3% | $132,700 |
| Udall | 807 | $70,667 | 12.9% | $96,100 |
| Burden | 554 | $55,833 | 12.9% | $58,600 |
| Dexter | 540 | $52,357 | 2.8% | $81,800 |
| Parkerfield | 527 | $125,938 | 1.1% | $221,400 |
| Geuda Springs | 223 | $51,528 | 3.6% | $86,300 |
| Atlanta | 169 | $59,792 | 15.5% | $72,800 |
| Silverdale | 116 | $31,188 | 82.8% | $186,900 |
| Cambridge | 69 | $103,125 | 0.0% | $47,500 |
Cities Similar to Rock
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Chautauqua | 91 | N/A | $57,500 | 8.8% | 7.7% |
| Formoso | 89 | N/A | $43,300 | 15.3% | 13.5% |
| Isabel | 93 | $62,132 | N/A | 3.3% | 6.5% |
| Abbyville | 87 | N/A | $85,000 | 3.3% | 41.4% |
| Big Bow | 86 | N/A | N/A | 3.6% | 0.0% |
A note before these figures: with a population of 90, Rock's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Rock is a small community located in Kansas, within Cowley County. The total population is 90. It ranks as the 561st most populous out of 721 Census-designated places in Kansas.
Age Demographics
The median age in Rock is 24.6 years. This is 34% lower than the state median of 37.4 years.
Economy, Income & Housing
The median household income in Rock is $62,000. This is 17% lower than the state median of $74,275. It is also 23% lower than the national median of $80,734. The ACS records no residents below the poverty line in Rock. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The survey records no unemployed residents in Rock, which reflects the size of the sample rather than a labor market without joblessness. 40.6% of occupied housing units are owner-occupied. This homeownership rate is 40% lower than the state average of 67.2%.
Race & Ethnicity
Rock has a predominantly White (non-Hispanic) population, comprising 97.8% of all residents. Black or African American residents account for 1.1%. The Black or African American population (1.1%) is well below the state average of 5.1%.
Education
23.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 35% lower than the state rate of 35.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 84.6%.
Data Sources & Methodology
All demographic data for Rock, Kansas is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Kansas state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 721 Census-designated places in Kansas. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Rock, Kansas?
Rock, Kansas has a population of 90 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Rock, KS?
The median household income in Rock is $62,000, which is 23% lower than the national median of $80,734.
What is the poverty rate in Rock, KS?
The ACS sample for Rock recorded no residents below the federal poverty line. Because the community is small, this indicates that the survey did not capture poverty here rather than that no poverty exists — the estimate carries a wide margin of error.
What is the racial makeup of Rock, Kansas?
Rock's population is 97.8% White, 1.1% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Rock, KS?
The Census Bureau does not publish a reliable median home value estimate for Rock — there are too few owner-occupied homes in the ACS sample. The national median is $332,700.
How educated is Rock, Kansas?
23.1% of adults (25+) in Rock hold a bachelor's degree or higher, and 0.0% hold a graduate or professional degree.