| Place Name | Bayside |
| Place Type | Town |
| ZIP Code(s) | 78340 |
| County | Refugio County |
| Area Code(s) | 361 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 432 |
| Population Growth Rate (2010-19) | -15.38% |
| Majority Ethnicity | White 72% |
| US Congressional District(s) | Texas 27th |
| State House Districts | 30 |
| State Senate Districts | 18 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 72% |
| African American | 1.75% |
| Hispanic | 0.5% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 25.75% |