Cool! I thought Sibley, where my wife grew up, was small. Marne has under 150 people!
Population 94.
https://www.google.com/maps/place/Oyens,+IA/@42.8198478,-96....
Marne looks huge compared to Oyens... Marne has a restaurant and two stores! Oyens has a grain elevator and a closed church.
My nephew's wife grew up in Spirit Lake.