| Name | Cumberland County |
| State | Maine |
| FIPS Code | 23005 |
| County Seat | Portland |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 282,143 |
| Population Growth Rate(2000-2022) | 7.6% |
| Majority Ethnicity | White 94.1% |
| Public School Majority Ethnicity | White 78% |
| Partisan Voting Index | Democratic:+17 |
| Unemployment Rate (June 2025) | 2.6% |
| Area Code(s) | 207 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 94.1% |
| African American | 3.36% |
| Hispanic | 0.18% |
| Asian | 2.29% |
| Native American | 0.03% |
| Hawaiin/Pacific Islander | 0.03% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 78.46% |
| African American | 9.37% |
| Hispanic | 4.62% |
| Asian | 2.92% |
| Native American | 0.26% |
| Hawaiin/Pacific Islander | 0.08% |