Riverdale is a city located in McLean County North Dakota. With a 2020 population of 219, it is the 149th largest city in North Dakota and the 16388th largest city in the United States . Riverdale is currently declining at a rate of -0.90% annually but its population has increased by 6.83% since the most recent census, which recorded a population of 205 in 2010. Riverdale reached it's highest population of 227 in 2015. Spanning over 1 miles, Riverdale has a population density of 158 people per square mile.
The average household income in Riverdale is $71,694 with a poverty rate of 7.14%. The median rental costs in recent years comes to - per month, and the median house value is $159,900. The median age in Riverdale is 57.7 years, 57.8 years for males, and 56.9 years for females.