| Place Name | Portage |
| Place Type | City |
| ZIP Code(s) | 53901 |
| County | Columbia County |
| Area Code(s) | 608 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 10,267 |
| Population Growth Rate (2010-19) | 2.49% |
| Majority Ethnicity | White 87.03% |
| Metro/Micro Stats Area | Madison, WI |
| US Congressional District(s) | Wisconsin 6th |
| State Assembly Districts | 81 |
| State Senate Districts | 27 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 87.03% |
| African American | 4.89% |
| Hispanic | 0.37% |
| Asian | 0.69% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 7.02% |