Onecko Family History

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

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