Smithville, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, Smithville, Missouri had a total population of 10,705, the 82nd largest city in Missouri, with a median household income of $101,165, which is 43% higher than the state average. The poverty rate is 5.4%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 43% above the state average — one of the wealthiest communities in Missouri.
- Near full employment with an unemployment rate of just 1.1%.
Smithville Quick Facts
How Smithville 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 | 10,552 | 10,705 | +1.4% |
| Median household income | $99,925 | $101,165 | +1.2% |
| Median home value | $272,500 | $290,600 | +6.6% |
How Smithville 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+)
Smithville 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 |
| 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 |
| Holt | 440 | $73,125 | 9.8% | $196,300 |
Cities Similar to Smithville
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Kearney | 10,885 | $103,622 | $298,400 | 36.8% | 3.6% |
| Ellisville | 10,002 | $113,309 | $366,600 | 59.4% | 4.6% |
| Crestwood | 12,295 | $107,169 | $319,600 | 56.8% | 5.5% |
| Excelsior Springs | 10,484 | $72,609 | $186,800 | 17.6% | 15.2% |
| Richmond Heights | 9,153 | $94,460 | $358,700 | 76.6% | 5.5% |
Population Overview
Smithville is a small city located in Missouri, within Clay County. The total population is 10,705. It ranks as the 82nd most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in Smithville is 37.4 years. This is 4% lower than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Smithville is $101,165. This is 43% higher than the state median of $70,702. It is also 25% higher than the national median of $80,734. The poverty rate stands at 5.4%. This is 57% lower than the state poverty rate of 12.6%. The unemployment rate is 1.1%. This is 73% lower than the state rate of 4.0%. The median home value is $290,600. Housing costs are 26% higher than the state median of $230,300. With a home-value-to-income ratio of just 2.9x, Smithville is one of the most affordable housing markets in the area. 84.2% of occupied housing units are owner-occupied. This homeownership rate is 24% higher than the state average of 68.1%.
Race & Ethnicity
Smithville has a predominantly White (non-Hispanic) population, comprising 93.7% of all residents. Hispanic or Latino residents account for 2.4%. The Black or African American population (0.6%) is well below the state average of 10.9%. The Hispanic or Latino population (2.4%) is well below the state average of 5.2%. The Asian population (0.2%) is well below the state average of 2.1%.
Education
32.4% of residents aged 25 and older hold a bachelor's degree or higher. This is about the same as 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 92.9%.
Data Sources & Methodology
All demographic data for Smithville, 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 Smithville, Missouri?
Smithville, Missouri has a population of 10,705 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Smithville, MO?
The median household income in Smithville is $101,165, which is 25% higher than the national median of $80,734.
What is the poverty rate in Smithville, MO?
The poverty rate in Smithville is 5.4%. This means approximately 573 residents live below the federal poverty line.
What is the racial makeup of Smithville, Missouri?
Smithville's population is 93.7% White, 0.6% Black, 2.4% Hispanic/Latino, and 0.2% Asian.
What is the median home value in Smithville, MO?
The median home value in Smithville is $290,600. The home-value-to-income ratio is 2.9x.
How educated is Smithville, Missouri?
32.4% of adults (25+) in Smithville hold a bachelor's degree or higher, and 12.4% hold a graduate or professional degree.