2 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Morgan | 1 | 4,652 | 4,156 | 2.17% | 1,568 | 3 | City |
| Mountain Green | 2 | 3,980 | 3,694 | 2.87% | 735 | 5 | CDP |
Morgan is the largest city in Morgan County, with a population of 4,652.
Mountain Green is the smallest city in Morgan County, with a population of 3,980.
There are 2 cities in Morgan County, Utah.