Koster Family History

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Koster Name Meaning

Dutch and North German: status name for a sexton, Middle Dutch coster(e). Compare German Kuster. North German (Köster): occupational nickname or status name for a day laborer who owned no land, from Middle Low German koster, from kossater ‘cottager’. South German: occupational name for a wine taster, from kosten ‘to taste’. Jewish (Ashkenazic): occupational name for a grocer or provisioner, from German Koster ‘provisions’, ‘foodstuffs’ + the agent suffix -er.

Source: Dictionary of American Family Names ©2013, Oxford University Press

Similar surnames: Oster, Kuster, Poster, Kolter, Doster, Coster, Kloster, Kosten

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Koster Ethnicity Estimate

What are the common regions with the Koster name?

These results combine data from everyone in the AncestryDNA® database with the last name Koster. The Ancestry® ethnicity regions shown are top five most common on average for these people.

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  • England & Wales


  • Germanic Europe


  • Ireland & Scotland


  • Eastern Europe & Russia


  • Norway


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Koster Family Origin

Where is the Koster family from?

Koster Family Occupations

What did your Koster ancestors do for a living?

In 1881, the most common Koster occupation in the UK was Attendant To The Sick (Monthly Nurse). 8% of Koster's were Attendant To The Sick (Monthly Nurse)s. A less common occupation for the Koster family was Carman. Attendant To The Sick (Monthly Nurse), Boot & Shoe Maker and Bricklayer were the top 3 reported jobs worked by Koster.

View Census data for Koster | Data not to scale

  • Attendant To The Sick (Monthly Nurse)

  • Boot & Shoe Maker

  • Bricklayer

  • Carman


Census records can tell you a lot of little known facts about your Koster ancestors, such as occupation. Occupation can tell you about your ancestor's social and economic status.

Koster Historical Records

What Koster family records will you find?

Census Record

There are 35,000 census records available for the last name Koster. Like a window into their day-to-day life, Koster census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search 1891 UK census records for Koster

Passenger List

There are 16,000 immigration records available for the last name Koster. 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 Koster immigration records

Draft Card

There are 7,000 military records available for the last name Koster. For the veterans among your Koster ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Koster military records

You've only scratched the surface of Koster family history.

Koster Life Expectancy

What is the average Koster lifespan?

Between 1943 and 2004, in the United States, Koster life expectancy was at its lowest point in 1943, and highest in 2004. The average life expectancy for Koster in 1943 was 35, and 81 in 2004.

View Social Security Death Index (SSDI) for Koster

An unusually short lifespan might indicate that your Koster 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.

Famous Koster Family Ancestors

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