| Name | Lyon County |
| State | Kansas |
| FIPS Code | 20111 |
| County Seat | Emporia |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 32,267 |
| Population Growth Rate(2020-2024) | 0.28% |
| Majority Ethnicity | White 73.44% |
| Public School Majority Ethnicity | White 53% |
| Partisan Voting Index | Republican:+7 |
| Unemployment Rate (May 2026) | 5.4% |
| Sales Tax Rate (2025) | 7.5% |
| Area Code(s) | 620 / 785 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 73.44% |
| African American | 1.55% |
| Hispanic | 22.92% |
| Asian | 1.74% |
| Native American | 0.34% |
| Hawaiin/Pacific Islander | 0.01% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 52.9% |
| African American | 1.1% |
| Hispanic | 39.74% |
| Asian | 1.2% |
| Native American | 0.38% |
| Hawaiin/Pacific Islander | 0.02% |