Kittson County residents who died during the 1918 Spanish Influenza epidemic, included:
- Gust A. Leonard Norberg: Died of Spanish Flu at U.S. Army Jefferson Barracks during WWI on January 19, 1918
- Ida Swan, only 18 years old.
- Henry Marius Hanson, son of Herman Hanson and junior member of the firm of Hanson & Son Cement Workers, was called to his eternal rest Thursday October 31, 1918. Death was caused by pneumonia following an attack of Spanish Influenza. (Source: Karlstad Advocate Newspaper/Nov. 15, 1918)
In 1918, Kittson County closed schools in November and they were not reopened until early spring 1919, because of the "Spanish Flu" epidemic (sources include: Tri-County School History)