De Mario Surname Meaning & De Mario Family History at Ancestry.ca®

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Where is the De Mario family from?

You can see how De Mario families moved over time by selecting different census years. The De Mario family name was found in the USA in 1920. In 1920 there were 21 De Mario families living in New York. This was about 66% of all the recorded De Mario's in USA. New York had the highest population of De Mario families in 1920.

Use census records and voter lists to see where families with the De Mario 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 De Mario family records will you find?

Census Records

There are 3,000 census records available for the last name De Mario. Like a window into their day-to-day life, De Mario census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

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Passenger Lists

There are 642 immigration records available for the last name De Mario. 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.

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Draft Cards

There are 1,000 military records available for the last name De Mario. For the veterans among your De Mario ancestors, military collections provide insights into where and when they served, and even physical descriptions.

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What is the average De Mario lifespan?

Between 1975 and 2001, in the United States, De Mario life expectancy was at its lowest point in 1977, and highest in 1994. The average life expectancy for De Mario in 1975 was 73, and 78 in 2001.

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De Mario Family History