De Kalb, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, De Kalb, Missouri had a total population of 518, the 511th largest town in Missouri, with a median household income of $94,028, which is 33% higher than the state average. The poverty rate is 7.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 33% above the state average — one of the wealthiest communities in Missouri.
- Only 7.1% of adults have a bachelor's degree, well below the national average of 35.7%.
- Housing is very affordable with a home-value-to-income ratio of just 1.5x.
- Near full employment with an unemployment rate of just 1.6%.
De Kalb Quick Facts
How De Kalb 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 | 532 | 518 | -2.6% |
| Median household income | $92,143 | $94,028 | +2.0% |
| Median home value | $127,100 | $137,500 | +8.2% |
How De Kalb 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+)
De Kalb Rankings in Missouri
Explore Missouri Rankings
Other Cities in Buchanan County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| St. Joseph | 71,236 | $57,956 | 17.7% | $154,200 |
| Gower | 1,799 | $83,750 | 10.9% | $213,200 |
| Agency | 871 | $106,000 | 1.3% | $251,800 |
| Easton | 336 | $61,250 | 6.7% | $150,000 |
| Rushville | 260 | $60,938 | 11.5% | $73,800 |
| Faucett | 114 | N/A | 12.3% | $242,300 |
| Lewis and Clark Village | 101 | $93,750 | 22.8% | $160,700 |
Cities Similar to De Kalb
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Leawood | 512 | $97,813 | $251,900 | 50.3% | 6.3% |
| Bell City | 496 | N/A | $47,500 | 10.4% | 36.7% |
| Wilbur Park | 491 | $91,667 | $204,900 | 48.0% | 11.2% |
| Edgerton | 518 | $78,393 | $212,100 | 11.5% | 13.1% |
| Shoal Creek Drive | 485 | $99,583 | $136,300 | 20.1% | 6.6% |
A note before these figures: with a population of 518, De Kalb'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
De Kalb is a small community located in Missouri, within Buchanan County. The total population is 518. It ranks as the 511th most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in De Kalb is 28.1 years. This is 28% lower than the state median of 39.0 years. With 36.5% of the population under 18, De Kalb has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in De Kalb is $94,028. This is 33% higher than the state median of $70,702. It is also 16% higher than the national median of $80,734. The poverty rate stands at 7.7%. This is 39% lower than the state poverty rate of 12.6%. The unemployment rate is 1.6%. This is 59% lower than the state rate of 4.0%. The median home value is $137,500. Housing costs are 40% lower than the state median of $230,300. With a home-value-to-income ratio of just 1.5x, De Kalb is one of the most affordable housing markets in the area. 66.5% of occupied housing units are owner-occupied. This homeownership rate is 2% lower than the state average of 68.1%.
Race & Ethnicity
De Kalb has a predominantly White (non-Hispanic) population, comprising 98.8% of all residents. Black or African American residents account for 0.4%. The Black or African American population (0.4%) is well below the state average of 10.9%.
Education
7.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 78% 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 91.3%.
Data Sources & Methodology
All demographic data for De Kalb, 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 De Kalb, Missouri?
De Kalb, Missouri has a population of 518 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in De Kalb, MO?
The median household income in De Kalb is $94,028, which is 16% higher than the national median of $80,734.
What is the poverty rate in De Kalb, MO?
The poverty rate in De Kalb is 7.7%. This means approximately 40 residents live below the federal poverty line.
What is the racial makeup of De Kalb, Missouri?
De Kalb's population is 98.8% White, 0.4% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in De Kalb, MO?
The median home value in De Kalb is $137,500. The home-value-to-income ratio is 1.5x.
How educated is De Kalb, Missouri?
7.1% of adults (25+) in De Kalb hold a bachelor's degree or higher, and 2.7% hold a graduate or professional degree.