| Place Name | Mattawamkeag |
| Place Type | Census Designated Place |
| ZIP Code(s) | 04459 |
| County | Penobscot County |
| Area Code(s) | 207 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 583 |
| Majority Ethnicity | White 91.58% |
| Metro/Micro Stats Area | Bangor, ME |
| US Congressional District(s) | Maine 2nd |
| State House Districts | 141 |
| State Senate Districts | 5 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 91.58% |
| African American | 8.42% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |