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Where is the Mccahan family from?
You can see how Mccahan families moved over time by selecting different census years. The Mccahan family name was found in the USA, the UK, Canada, and Scotland between 1840 and 1920. The most Mccahan families were found in USA in 1920. In 1840 there were 12 Mccahan families living in Pennsylvania. This was about 60% of all the recorded Mccahan's in USA. Pennsylvania had the highest population of Mccahan families in 1840.
Use census records and voter lists to see where families with the Mccahan surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.