Mosby, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, Mosby, Missouri had a total population of 52, the 972nd largest city in Missouri, with a median household income of $48,750, which is 31% lower than the state average. The poverty rate is 17.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 31% below the state average, indicating significant economic challenges.
- Only 4.9% of adults have a bachelor's degree, well below the national average of 35.7%.
Mosby Quick Facts
How Mosby 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 | 56 | 52 | -7.1% |
| Median household income | $62,500 | $48,750 | -22.0% |
How Mosby 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: 40 | National average: 61
Education
Educational Attainment (Adults 25+)
Mosby Rankings in Missouri
Explore Missouri Rankings
Other Cities in Clay County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Liberty | 30,689 | $88,542 | 7.0% | $283,300 |
| Gladstone | 27,207 | $79,271 | 11.0% | $231,500 |
| Kearney | 10,885 | $103,622 | 3.6% | $298,400 |
| Smithville | 10,705 | $101,165 | 5.4% | $290,600 |
| Excelsior Springs | 10,484 | $72,609 | 15.2% | $186,800 |
| North Kansas City | 4,983 | $49,682 | 9.1% | $197,500 |
| Lawson | 2,905 | $65,941 | 12.7% | $186,000 |
| Pleasant Valley | 2,736 | $75,682 | 4.5% | $202,000 |
| Claycomo | 1,820 | $49,343 | 19.8% | $169,600 |
| Glenaire | 587 | $92,813 | 4.4% | $225,400 |
Cities Similar to Mosby
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Mount Leonard | 52 | N/A | $37,500 | 5.9% | 73.1% |
| New Market | 52 | N/A | $165,400 | 82.7% | 0.0% |
| Blanchard | 51 | N/A | N/A | 47.1% | 0.0% |
| Watson | 51 | N/A | $26,900 | 12.8% | 21.6% |
| Milford | 54 | N/A | $329,200 | 20.5% | 1.8% |
A note before these figures: with a population of 52, Mosby'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
Mosby is a small community located in Missouri, within Clay County. The total population is 52. It ranks as the 972nd most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in Mosby is 48.5 years. This is 24% higher than the state median of 39.0 years. Only 11.5% of residents are under 18, indicating fewer families with children. 15.4% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Mosby is $48,750. This is 31% lower than the state median of $70,702. It is also 40% lower than the national median of $80,734. The poverty rate stands at 17.3%. This is 38% higher than the state poverty rate of 12.6%. The unemployment rate is 5.9%. This is 46% higher than the state rate of 4.0%. 87.0% of occupied housing units are owner-occupied. This homeownership rate is 28% higher than the state average of 68.1%.
Race & Ethnicity
Every resident counted in Mosby was recorded as White (non-Hispanic). A figure of exactly 100.0% reflects a survey sample too small to capture the community's full composition rather than a precise measurement.
Education
4.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 85% lower than the state rate of 32.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 53.7%.
Data Sources & Methodology
All demographic data for Mosby, Missouri 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 Missouri state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,062 Census-designated places in Missouri. 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 Mosby, Missouri?
Mosby, Missouri has a population of 52 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Mosby, MO?
The median household income in Mosby is $48,750, which is 40% lower than the national median of $80,734.
What is the poverty rate in Mosby, MO?
The poverty rate in Mosby is 17.3%. This means approximately 9 residents live below the federal poverty line.
What is the racial makeup of Mosby, Missouri?
Mosby's population is 100.0% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Mosby, MO?
The Census Bureau does not publish a reliable median home value estimate for Mosby — there are too few owner-occupied homes in the ACS sample. The national median is $332,700.
How educated is Mosby, Missouri?
4.9% of adults (25+) in Mosby hold a bachelor's degree or higher, and 2.4% hold a graduate or professional degree.