Fairmount
- County:
- Richland County
- County Seat:
- No
- Area (mi²):
- 40.875
- State:
- North Dakota
Fairmount is located in Richland County, North Dakota. Fairmount has a 2025 population of 93 . Fairmount is currently declining at a rate of -1.06% annually but its population has increased by 1.09% since the most recent census, which recorded a population of 92 in 2020.
The median age in Fairmount is 63 years: 54.5 years for males, and 64.3 years for females. For every 100 females there are 124.0 males.