| Place Name | Spencer (town) |
| Place Type | Town |
| ZIP Code(s) | 54449 54479 |
| County | Marathon County |
| Area Code(s) | 535,715 |
| Timezone | Central Standard Time (CST) |
| Population (2021) | 1,689 |
| Majority Ethnicity | White 93.44% |
| Metro/Micro Stats Area | Wausau-Weston, WI |
| US Congressional District(s) | Wisconsin 7th |
| State Assembly Districts | 69 |
| State Senate Districts | 23 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 93.44% |
| African American | 0.3% |
| Hispanic | 0% |
| Asian | 2.65% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.61% |