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Costello Family History

Costello Name Meaning

Irish: shortened Anglicized form of Gaelic Mac Oisdealbhaigh ‘son of Oisdealbhach’ a personal name composed of the elements os ‘deer fawn’ + dealbhach ‘in the form of resembling’. Americanized form of Italian Castello and also of some other surnames beginning with Cast- for example Castelluccio . Americanized form of Croatian Kostelac and Slovenian or Croatian Kostelec or Kostevc.

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


Similar surnames: Castell, Castellon, Morello, Covello, Corsello, Castello, Connell

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

Hint: Try searching for a relative alive in 1940.

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Where is the Costello family from?

You can see how Costello families moved over time by selecting different census years. The Costello family name was found in the USA, the UK, Canada, and Scotland between 1840 and 1920. The most Costello families were found in USA in 1880. In 1891 there were 670 Costello families living in Lancashire. This was about 42% of all the recorded Costello's in United Kingdom. Lancashire had the highest population of Costello families in 1891.
Use census records and voter lists to see where families with the Costello surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.

What did your Costello ancestors do for a living?

In 1939, General Labourer and Unpaid Domestic Duties were the top reported jobs for men and women in the United Kingdom named Costello. 15% of Costello men worked as a General Labourer and 65% of Costello women worked as an Unpaid Domestic Duties. Some less common occupations for Americans named Costello were Joiner and Unpaid Domestic. .

View Census Data for Costello | 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 1939

  • General Labourer
    15%
  • Builders Labourer
    11%
  • Bricklayer
    4%
  • Joiner
    4%

Top Female Occupations In 1939

  • Unpaid Domestic Duties
    65%
  • Incapacitated
    3%
  • Housewife
    2%
  • Unpaid Domestic
    2%
Black & white image of two construction labourers

What Costello family records will you find?

Census Records

There are 189,000 census records available for the last name Costello. Like a window into their day-to-day life, Costello census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search UK census records for Costello

Passenger Lists

There are 41,000 immigration records available for the last name Costello. 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 Costello immigration records

Draft Cards

There are 38,000 military records available for the last name Costello. For the veterans among your Costello ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Costello military records

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What is the average Costello lifespan?

Between 1943 and 2004, in the United States, Costello life expectancy was at its lowest point in 1952, and highest in 2004. The average life expectancy for Costello in 1943 was 70, and 76 in 2004.

View Social Security Death Index (SSDI) for Costello

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