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St Clair Family History

St Clair Name 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: St. Clair, Sinclair, St. Claire, Leclair, Auclair, Gisclair, Laclair

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

Hint: Try searching for a relative alive in 1940.

Black & white image of a young woman scientist

Where is the St Clair family from?

You can see how St Clair families moved over time by selecting different census years. The St Clair family name was found in the USA, the UK, Canada, and Scotland between 1841 and 1920. The most St Clair families were found in USA in 1880. In 1880 there were 265 St Clair families living in Pennsylvania. This was about 16% of all the recorded St Clair's in USA. Pennsylvania had the highest population of St Clair families in 1880.
Use census records and voter lists to see where families with the St Clair surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.

What did your St Clair ancestors do for a living?

In 1940, Laborer and Teacher were the top reported jobs for men and women in the USA named St Clair. 17% of St Clair men worked as a Laborer and 7% of St Clair women worked as a Teacher. Some less common occupations for Americans named St Clair were Truck Driver and Stenographer. .

View Census Data for St Clair | 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.

Top Male Occupations In 1940

  • Laborer
  • Farmer
  • Salesman
  • Truck Driver

Top Female Occupations In 1940

  • Teacher
  • Housekeeper
  • Housewife
  • Stenographer
Black & white image of two construction labourers

What St Clair family records will you find?

Census Records

There are 52,000 census records available for the last name St Clair. Like a window into their day-to-day life, St Clair census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search US census records for St Clair

Passenger Lists

There are 5,000 immigration records available for the last name St Clair. Passenger lists are your ticket to knowing when your ancestors arrived in the USA, and how they made the journey - from the ship name to ports of arrival and departure.

View all St Clair immigration records

Draft Cards

There are 11,000 military records available for the last name St Clair. For the veterans among your St Clair ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all St Clair military records

You've only scratched the surface of St Clair family history

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What is the average St Clair lifespan?

Between 1945 and 2004, in the United States, St Clair life expectancy was at its lowest point in 1958, and highest in 1999. The average life expectancy for St Clair in 1945 was 44, and 70 in 2004.

View Social Security Death Index (SSDI) for St Clair

Discover the unique achievements of ancestors in the St Clair family tree

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