| Rockdale | |
| 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: | Boyd |
| Unit Pref: | Imperial |
| Population As Of: | 2000 |
| Population Total: | 288649 |
| Population Density Km2: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 656 |
| Coordinates: | 38.4189°N -82.6981°W |
| Postal Code Type: | ZIP codes |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 502159 |
Rockdale is an unincorporated community in Boyd County, Kentucky, United States, located south of Ashland. It is located on Midland Trail (original U.S. Route 60) at its intersection of Kentucky Route 538 and corridor into the city of Ashland. It was mostly a rural area until the 1970s, when a large subdivision began development, with several hundred tract houses.
Rockdale is a part of the Huntington-Ashland Metropolitan Statistical Area (MSA). As of the 2010 census, the MSA had a population of 287,702. New definitions from February 28, 2013, placed the population at 363,000.[1]