
Fairmount
- County:
- Richland County
- County Seat:
- No
- Area (mi²):
- 0.331
- State:
- North Dakota
Fairmount is a city located in Richland County, North Dakota. Fairmount has a 2025 population of 332. Fairmount is currently declining at a rate of -0.6% annually and its population has decreased by -2.64% since the most recent census, which recorded a population of 341 in 2020.
The average household income in Fairmount is $77,750 with a poverty rate of 11.71%. The median age in Fairmount is 39.2 years: 38.7 years for males, and 39.4 years for females.