Wahpeton is a city located in Richland County North Dakota. With a 2020 population of 7,606, it is the 11th largest city in North Dakota and the 3745th largest city in the United States . Wahpeton is currently declining at a rate of -0.83% annually and its population has decreased by -2.06% since the most recent census, which recorded a population of 7,766 in 2010. Wahpeton reached it's highest population of 9,064 in 1980. Spanning over 5 miles, Wahpeton has a population density of 1,459 people per square mile.
The average household income in Wahpeton is $59,500 with a poverty rate of 15.99%. The median rental costs in recent years comes to $669 per month, and the median house value is $123,300. The median age in Wahpeton is 30 years, 26.5 years for males, and 35 years for females.