Blennan Family History

You can see how Blennan families moved over time by selecting different census years. The Blennan family name was found in the USA between 1880 and 1920. The most Blennan families were found in USA in 1880. In 1880 there were 9 Blennan families living in Illinois. This was about 53% of all the recorded Blennan's in USA. Illinois had the highest population of Blennan families in 1880.

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