| Place Name | Marshfield |
| Place Type | Town |
| ZIP Code(s) | 04630 04654 |
| County | Washington County |
| Area Code(s) | 207 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 470 |
| Majority Ethnicity | White 95.54% |
| US Congressional District(s) | Maine 2nd |
| State House Districts | 138 |
| State Senate Districts | 6 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 95.54% |
| African American | 0% |
| Hispanic | 0.85% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.61% |