| Name | Thomas County |
| State | Kansas |
| FIPS Code | 20193 |
| County Seat | Colby |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 7,858 |
| Population Growth Rate(2020-2024) | -0.93% |
| Majority Ethnicity | White 90.56% |
| Public School Majority Ethnicity | White 80% |
| Partisan Voting Index | Strongly Republican:+34 |
| Unemployment Rate (May 2026) | 3.2% |
| Sales Tax Rate (2025) | 8.25% |
| Area Code(s) | 785 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 90.56% |
| African American | 1.29% |
| Hispanic | 7.9% |
| Asian | 0.24% |
| Native American | 0.01% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 79.61% |
| African American | 1.69% |
| Hispanic | 15.4% |
| Asian | 0.68% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |