| Fredericktown | |
| Settlement Type: | Unincorporated |
| Pushpin Map: | USA Kentucky#USA |
| 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: | Washington |
| Unit Pref: | Imperial |
| Population As Of: | 2000 |
| Population Density Km2: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Coordinates: | 37.7583°N -85.3417°W |
| Postal Code Type: | ZIP codes |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
Fredericktown is an unincorporated in Washington County, Kentucky, United States. It lies just south of U.S. Route 150 and is southeast of Bardstown.
First mentioned in a 1785 survey, the town was established in 1818 as Fredericksburg. By the time the post office opened in 1828, it was known as Fredericktown. The post office closed in 1911.[1]