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Oja Family History

Oja Surname Meaning

Finnish: habitational name from farms so named from oja ‘brook, creek’ with reference to their location. Established as a hereditary surname mostly since the 19th century, especially in southwestern Finland and central Ostrobothnia.

The surname Oja is more common in Estonia than in Finland. In North America, it may also be a shortened form of the surname Ojala.

Source: Dictionary of American Family Names 2nd edition, 2022


Similar surnames: 

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Hint: Try searching for a relative alive in 1940.

Where is the Oja family from?

You can see how Oja families moved over time by selecting different census years. The Oja family name was found in the USA, and Canada between 1911 and 1920. The most Oja families were found in USA in 1920. In 1920 there were 46 Oja families living in Minnesota. This was about 31% of all the recorded Oja's in USA. Minnesota had the highest population of Oja families in 1920.
Use census records and voter lists to see where families with the Oja 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 Oja ancestors do for a living?

In 1940, Laborer and Housework were the top reported jobs for men and women in the USA named Oja. 28% of Oja men worked as a Laborer and 22% of Oja women worked as a Housework. Some less common occupations for Americans named Oja were Truck Driver and Teacher.

View Census Data for Oja | 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, England data unavailable

Top Male Occupations In 1940

  • Laborer
    28%
  • Farmer
    21%
  • Miner
    8%
  • Truck Driver
    5%

Top Female Occupations In 1940

  • Housework
    22%
  • Maid
    19%
  • Housekeeper
    11%
  • Teacher
    9%

What Oja family records will you find?

Census Records

There are 4,000 census records available for the last name Oja. Like a window into their day-to-day life, Oja census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search UK census records for Oja

Passenger Lists

There are 1,000 immigration records available for the last name Oja. Passenger lists are your ticket to knowing when your ancestors arrived in the UK, and how they made the journey - from the ship name to ports of arrival and departure.

View all Oja immigration records

Draft Cards

There are 901 military records available for the last name Oja. For the veterans among your Oja ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Oja military records

You've only scratched the surface of Oja family history

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What is the average Oja lifespan?

Between 1951 and 2004, in the United States, Oja life expectancy was at its lowest point in 1961, and highest in 2004. The average life expectancy for Oja in 1951 was 79, and 85 in 2004.

View Social Security Death Index (SSDI) for Oja

An unusually short lifespan might indicate that your Oja 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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