| Official Name: | Southington, Ohio |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Ohio |
| Pushpin Label: | Southington |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Ohio |
| Subdivision Type2: | County |
| Subdivision Name2: | Trumbull |
| Subdivision Type3: | Township |
| Subdivision Name3: | Southington |
| Unit Pref: | Imperial |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation M: | 272 |
| Elevation Ft: | 892 |
| Coordinates: | 41.3083°N -80.9558°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 44470 |
| Area Code: | 234/330 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1065360 |
Southington is an unincorporated community in central Southington Township, Trumbull County, Ohio, United States. It lies at the intersection of U.S. Route 422 with State Route 305 and has a post office with the ZIP code 44470.[1] It is part of the Youngstown–Warren metropolitan area.
A post office called Southington has been in operation since 1826.[2] The community takes its name from Southington Township, which was named after the town of the same name in Connecticut.[3]
Children in Southington are served by the Southington Local School District. The district has one K-12 building south of Southington, administered as three separate schools: