| Name | Columbia County |
| State | Wisconsin |
| FIPS Code | 55021 |
| County Seat | Portage |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 56,596 |
| Population Growth Rate(2000-2022) | 2.92% |
| Majority Ethnicity | White 96.89% |
| Public School Majority Ethnicity | White 88% |
| Partisan Voting Index | Republican:+1 |
| Unemployment Rate (December 2024) | 2.1% |
| Area Code(s) | 608 / 274 / 920 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 96.89% |
| African American | 1.75% |
| Hispanic | 0.42% |
| Asian | 0.93% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 87.72% |
| African American | 1.11% |
| Hispanic | 6.8% |
| Asian | 0.86% |
| Native American | 0.33% |
| Hawaiin/Pacific Islander | 0.04% |