| Place Name | Plainville |
| Place Type | Town |
| ZIP Code(s) | 06062 |
| County | Hartford County |
| Area Code(s) | 860,959 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 17,514 |
| Majority Ethnicity | White 81.2% |
| Metro/Micro Stats Area | Hartford-East Hartford-Middletown, CT |
| US Congressional District(s) | Connecticut 5th |
| State House Districts | 22 |
| State Senate Districts | 31 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 81.2% |
| African American | 2.42% |
| Hispanic | 0.73% |
| Asian | 4.58% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 11.06% |