Knob Noster, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, Knob Noster, Missouri had a total population of 2,838, the 212th largest city in Missouri, with a median household income of $62,353, which is 12% lower than the state average. The poverty rate is 6.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Unemployment rate of 10.0% is notably above the national average.
Knob Noster Quick Facts
How Knob Noster 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 | 2,824 | 2,838 | +0.5% |
| Median household income | $60,294 | $62,353 | +3.4% |
| Median home value | $146,700 | $202,600 | +38.1% |
How Knob Noster 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+)
Knob Noster Rankings in Missouri
Explore Missouri Rankings
Other Cities in Johnson County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Warrensburg | 19,582 | $57,067 | 16.2% | $222,200 |
| Whiteman AFB | 3,517 | $54,641 | 13.3% | $328,800 |
| Holden | 1,989 | $63,056 | 19.2% | $148,200 |
| Leeton | 660 | $51,917 | 14.0% | $99,600 |
| Kingsville | 360 | $67,171 | 6.7% | $96,500 |
| Centerview | 248 | $60,000 | 19.8% | $61,000 |
| Chilhowee | 232 | $56,458 | 25.4% | N/A |
| La Tour | 132 | N/A | 21.2% | N/A |
Cities Similar to Knob Noster
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lawson | 2,905 | $65,941 | $186,000 | 18.4% | 12.7% |
| Fayette | 2,801 | $57,679 | $146,700 | 34.3% | 16.9% |
| Montgomery City | 2,801 | $57,500 | $161,100 | 20.2% | 17.7% |
| Moline Acres | 2,843 | $55,132 | $90,000 | 14.0% | 18.9% |
| Gray Summit | 2,991 | $65,667 | $170,500 | 16.8% | 4.2% |
Population Overview
Knob Noster is a small community located in Missouri, within Johnson County. The total population is 2,838. It ranks as the 212th most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in Knob Noster is 32.0 years. This is 18% lower than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Knob Noster is $62,353. This is 12% lower than the state median of $70,702. It is also 23% lower than the national median of $80,734. The poverty rate stands at 6.0%. This is 52% lower than the state poverty rate of 12.6%. The unemployment rate is 10.0%. This is 149% higher than the state rate of 4.0%. The median home value is $202,600. Housing costs are 12% lower than the state median of $230,300. The home-value-to-income ratio is 3.2x. 54.2% of occupied housing units are owner-occupied. This homeownership rate is 20% lower than the state average of 68.1%.
Race & Ethnicity
The largest racial or ethnic group in Knob Noster is White (non-Hispanic), making up 81.7% of the population. Black or African American residents account for 8.7%. The Hispanic or Latino population (1.0%) is well below the state average of 5.2%. The Asian population (0.7%) is well below the state average of 2.1%.
Education
29.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 9% 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 95.3%.
Data Sources & Methodology
All demographic data for Knob Noster, 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 Knob Noster, Missouri?
Knob Noster, Missouri has a population of 2,838 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Knob Noster, MO?
The median household income in Knob Noster is $62,353, which is 23% lower than the national median of $80,734.
What is the poverty rate in Knob Noster, MO?
The poverty rate in Knob Noster is 6.0%. This means approximately 171 residents live below the federal poverty line.
What is the racial makeup of Knob Noster, Missouri?
Knob Noster's population is 81.7% White, 8.7% Black, 1.0% Hispanic/Latino, and 0.7% Asian.
What is the median home value in Knob Noster, MO?
The median home value in Knob Noster is $202,600. The home-value-to-income ratio is 3.2x.
How educated is Knob Noster, Missouri?
29.4% of adults (25+) in Knob Noster hold a bachelor's degree or higher, and 9.2% hold a graduate or professional degree.