
Mason City
- County:
- Custer County
- County Seat:
- No
- Area (mi²):
- 0.474
- State:
- Nebraska
Mason City is a village located in Custer County, Nebraska. Mason City has a 2025 population of 150. Mason City is currently growing at a rate of 0.67% annually and its population has increased by 2.04% since the most recent census, which recorded a population of 147 in 2020.
The average household income in Mason City is $99,205 with a poverty rate of 12.57%. The median age in Mason City is 27.8 years: 31 years for males, and 26.8 years for females.