Mortensan Family History

You can see how Mortensan families moved over time by selecting different census years. The Mortensan family name was found in the USA in 1920. In 1920 there was 1 Mortensan family living in North Dakota. This was 100% of all the recorded Mortensan's in USA. North Dakota had the highest population of Mortensan families in 1920.

Use census records and voter lists to see where families with the Mortensan surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.