Thielhorn Family History

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

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