Leffinwell Family History

You can see how Leffinwell families moved over time by selecting different census years. The Leffinwell family name was found in the USA between 1840 and 1920. The most Leffinwell families were found in USA in 1920. In 1840 there was 1 Leffinwell family living in Connecticut. This was 100% of all the recorded Leffinwell's in USA. Connecticut had the highest population of Leffinwell families in 1840.

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