| Place Name | Marshfield |
| Place Type | City |
| ZIP Code(s) | 54449 |
| County | Wood County Marathon County |
| Area Code(s) | 535,715 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 18,655 |
| Population Growth Rate (2010-19) | -0.99% |
| Majority Ethnicity | White 93.54% |
| Metro/Micro Stats Area | Wisconsin Rapids-Marshfield, WIWausau-Weston, WI |
| US Congressional District(s) | Wisconsin 7th |
| State Assembly Districts | 69,86 |
| State Senate Districts | 23,29 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 93.54% |
| African American | 1.33% |
| Hispanic | 0.06% |
| Asian | 2.79% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 2.28% |