
Marion
- County:
- Summit County
- County Seat:
- No
- Area (mi²):
- 4.79
- State:
- Utah
Marion is a CDP located in Summit County, Utah. Marion has a 2025 population of 600. Marion is currently declining at a rate of -0.99% annually and its population has decreased by -16.78% since the most recent census, which recorded a population of 721 in 2020.
The average household income in Marion is $108,525 with a poverty rate of 9.22%. The median age in Marion is 35.3 years: 22.5 years for males, and 49.8 years for females.