Olro Family History

You can see how Olro families moved over time by selecting different census years. The Olro family name was found in the USA in 1880. In 1880 there were 5 Olro families living in Iowa. This was 100% of all the recorded Olro's in USA. Iowa had the highest population of Olro families in 1880.

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