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Where is the Koltz family from?
You can see how Koltz families moved over time by selecting different census years. The Koltz family name was found in the USA, and the UK between 1880 and 1920. The most Koltz families were found in the USA in 1920. In 1880 there were 14 Koltz families living in Illinois. This was about 41% of all the recorded Koltz's in the USA. Illinois had the highest population of Koltz families in 1880.
Use census records and voter lists to see where families with the Koltz surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
In 1940, Laborer and Stenographer were the top reported jobs for men and women in the US named Koltz. 30% of Koltz men worked as a Laborer and 30% of Koltz women worked as a Stenographer. Some less common occupations for Americans named Koltz were Painter and Waitress.