Olco Family History

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

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