| Place Name | Midfield |
| Place Type | Census Designated Place |
| ZIP Code(s) | 77458 |
| County | Matagorda County |
| Area Code(s) | 361 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 231 |
| Majority Ethnicity | White 62.07% |
| Metro/Micro Stats Area | Bay City, TX |
| US Congressional District(s) | Texas 27th |
| State House Districts | 25 |
| State Senate Districts | 18 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 62.07% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 37.93% |