Johnson County, KS vs Cass County, MO: growth, jobs and income compared
Cass County, MO is growing faster than Johnson County, KS: +1.7% vs +1.0% between 2024 and 2025. Johnson County, KS gained 6,074 residents and Cass County, MO gained 1,915 residents (Census Bureau population estimates).
Data as of 2025 · updated
Side by side
| Measure | Johnson County, KS | Cass County, MO |
|---|---|---|
| Population2025 | 636,906 Larger | 115,859 |
| Population change2020–25 | +4.2% | +7.1% Higher |
| Net domestic migration per 1,000 residents2025 | 2.3 | 15.4 Higher |
| Private-sector job growth2018–23 | +3.0% | +8.5% Higher |
| Median household income2020–24 | $109,208 Higher | $87,535 |
| Unemployment rate2025 | 3.5% Lower | 3.6% |
| New homes permitted per 1,000 residents2025 | 5.1 Higher | 4.2 |
The tag marks the stronger figure in each row: the higher one, or the lower one for the unemployment rate ("Larger" is only the head count). Changes compare the latest period with five years earlier. – means no figure, or a base too small for a change or rate (it would swing on a few people). A figure from another period shows its year and is left out of the comparison.
The two counties share a border, and both are part of the Kansas City, MO-KS metro area.
Each county in full
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Questions
Is Johnson County, KS or Cass County, MO growing faster?
Cass County, MO is growing faster than Johnson County, KS: +1.7% vs +1.0% between 2024 and 2025. Johnson County, KS gained 6,074 residents and Cass County, MO gained 1,915 residents (Census Bureau population estimates).
Which has the higher median household income, Johnson County, KS or Cass County, MO?
Johnson County, KS: $109,208, against $87,535 in Cass County, MO (American Community Survey 5-year estimates, 2020–24).
Which has the lower unemployment rate, Johnson County, KS or Cass County, MO?
Johnson County, KS: 3.5%, against 3.6% in Cass County, MO (2025 annual average, BLS Local Area Unemployment Statistics).
Where they rank in the state
- Kansas counties by population growth
- Kansas counties by net domestic migration per 1,000 residents
- Kansas counties by private-sector job growth
- Kansas counties by median household income
- Kansas counties by lowest unemployment rate
- Kansas counties by new homes permitted per 1,000 residents
- Missouri counties by population growth
- Missouri counties by net domestic migration per 1,000 residents
- Missouri counties by private-sector job growth
- Missouri counties by median household income
- Missouri counties by lowest unemployment rate
- Missouri counties by new homes permitted per 1,000 residents
More comparisons
Sources and method
- U.S. Census Bureau, Population Estimates Program (Vintage 2025)
- U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics
- U.S. Census Bureau, Building Permits Survey
- U.S. Census Bureau, American Community Survey 5-year estimates
- U.S. Census Bureau, County Business Patterns
Each number shows its own period. Changes compare the latest period with five years earlier (or the earliest period available). Beacon CRE last refreshed these figures on 2026-11-05. Figures come from public federal statistics and are informational only, not investment advice. Check the source before relying on a number. Methodology: how we compute every number. More on every layer: data sources and licences.