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Treahy Family History

Treahy Surname Meaning

Historically, surnames evolved as a way to sort people into groups - by occupation, place of origin, clan affiliation, patronage, parentage, adoption, and even physical characteristics (like red hair). Many of the modern surnames in the dictionary can be traced back to Britain and Ireland.


Similar surnames: Treacy, Tracy, Creasy, Trenary, Trahey, Ready, Leahy, Greany, Trease

Search for a relative to learn more about your family history.

Hint: Try searching for a relative alive in 1940.

Where is the Treahy family from?

You can see how Treahy families moved over time by selecting different census years. The Treahy family name was found in the USA between 1880 and 1920. The most Treahy families were found in USA in 1880. In 1880 there were 11 Treahy families living in New York. This was about 58% of all the recorded Treahy's in USA. New York had the highest population of Treahy families in 1880.
Use census records and voter lists to see where families with the Treahy surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
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What did your Treahy ancestors do for a living?

In 1940, Clerk was the top reported job for people in the USA named Treahy. 100% of Treahy women worked as a Clerk.

View Census Data for Treahy | Data not to scale

*We display top occupations by gender to maintain their historical accuracy during times when men and women often performed different jobs.

United States shown, Canada data unavailable

Top Female Occupations In 1940

  • Clerk
    100%

What Treahy family records will you find?

Census Records

There are 916 census records available for the last name Treahy. Like a window into their day-to-day life, Treahy census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search Canadian census records for Treahy

Passenger Lists

There are 54 immigration records available for the last name Treahy. Passenger lists are your ticket to knowing when your ancestors arrived in Canada, and how they made the journey - from the ship name to ports of arrival and departure.

View all Treahy immigration records

Draft Cards

There are 73 military records available for the last name Treahy. For the veterans among your Treahy ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Treahy military records

You've only scratched the surface of Treahy family history

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What is the average Treahy lifespan?

Between 1967 and 2003, in the United States, Treahy life expectancy was at its lowest point in 1970, and highest in 2003. The average life expectancy for Treahy in 1967 was 78, and 88 in 2003.

View Social Security Death Index (SSDI) for Treahy

An unusually short lifespan might indicate that your Treahy ancestors lived in harsh conditions. A short lifespan might also indicate health problems that were once prevalent in your family. The SSDI is a searchable database of more than 70 million names. You can find birthdates, death dates, addresses and more.

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