
Mount Holly
- County:
- Union County
- County Seat:
- No
- Area (mi²):
- 2.792
- State:
- Arkansas
Mount Holly is a CDP located in Union County, Arkansas. Mount Holly has a 2025 population of 230. Mount Holly is currently growing at a rate of 6.98% annually and its population has increased by 125.49% since the most recent census, which recorded a population of 102 in 2020.
The average household income in Mount Holly is -$1000.00 Mn with a poverty rate of 0%. The median age in Mount Holly is 0 years: 0 years for males, and 0 years for females.