
Riverdale
- County:
- McLean County
- County Seat:
- No
- Area (mi²):
- 1.387
- State:
- North Dakota
Riverdale is a city located in McLean County, North Dakota. Riverdale has a 2025 population of 224. Riverdale is currently growing at a rate of 0.45% annually and its population has increased by 1.36% since the most recent census, which recorded a population of 221 in 2020.
The average household income in Riverdale is $109,007 with a poverty rate of 3.21%. The median age in Riverdale is 62.9 years: 63.8 years for males, and 61.2 years for females.