Mount Holly, Arkansas | |
|---|---|
  Mount Holly, Arkansas  Mount Holly, Arkansas | |
| Coordinates: 33°18′11″N 92°57′14″W / 33.30306°N 92.95389°W | |
| Country | United States |
| State | Arkansas |
| County | Union |
| Elevation | 259 ft (79 m) |
| Population (2020) | |
| • Total | 123 |
| Time zone | UTC-6 (Central (CST)) |
| • Summer (DST) | UTC-5 (CDT) |
| ZIP code | 71758 |
| Area code | 870 |
| GNIS feature ID | 2805664[1] |
Mount Holly is an unincorporated community and census-designated place (CDP) in Union County, Arkansas, United States. Mount Holly is located at the junction of Arkansas highways 57 and 160, 18 miles (29 km) west-northwest of El Dorado. Mount Holly has a post office with ZIP code 71758.[2] It was first listed as a CDP in the 2020 census with a population of 123.[3]