Olhass Family History

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

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