Alsen is a city located in North Dakota. With a 2020 population of 30, it is the 312th largest city in North Dakota and the 19306th largest city in the United States. Alsen is currently declining at a rate of -3.23% annually and its population has decreased by -14.29% since the most recent census, which recorded a population of 35 in 2010. Alsen reached it's highest population of 35 in 2010. Spanning over 30 miles, Alsen has a population density of 1 people per square mile.
The average household income in Alsen is $70,143 with a poverty rate of 0.00%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Alsen is 31.9 years, 31.7 years for males, and 0 years for females. For every 100 females there are 533.3 males.