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Where is the Teahan family from?
You can see how Teahan families moved over time by selecting different census years. The Teahan family name was found in the USA, the UK, Canada, and Scotland between 1840 and 1920. The most Teahan families were found in USA in 1920. In 1911 there were 18 Teahan families living in Ontario. This was about 56% of all the recorded Teahan's in Canada. Ontario had the highest population of Teahan families in 1911.
Use census records and voter lists to see where families with the Teahan surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
Between 1955 and 2004, in the United States, Teahan life expectancy was at its lowest point in 1955, and highest in 1996. The average life expectancy for Teahan in 1955 was 58, and 77 in 2004.