| Barrallton | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | USA Kentucky#USA |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location within the state of Kentucky |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Kentucky |
| Subdivision Type2: | County |
| Subdivision Name2: | Bullitt |
| Unit Pref: | Imperial |
| Population As Of: | 2000 |
| Population Density Km2: | auto |
| Timezone: | Eastern(EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EST |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 531 |
| Coordinates: | 38.0389°N -85.7989°W |
| Postal Code Type: | ZIP codes |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 486424 |
Barrallton is an unincorporated community located in Bullitt County, Kentucky, United States. It was also known as Sunnyside.
A post office was established at Barrallton in 1885, and remained in operation until 1942.[1] John Alden Barrall served as the first postmaster, and probably gave the community its name.[2]