| Place Name | Shiro |
| Place Type | Census Designated Place |
| ZIP Code(s) | 77831 77873 |
| County | Grimes County |
| Area Code(s) | 936 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 180 |
| Majority Ethnicity | Hispanic 0% |
| US Congressional District(s) | Texas 8th |
| State House Districts | 13 |
| State Senate Districts | 5 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 27.59% |
| African American | 15.52% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 56.9% |