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Jeffco Family History

Jeffco Surname 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: Jeffs, Jeff, Jeffcoat, Jeffus, Jeffrey, Ruffo, Junco, Neff, Reff

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

Hint: Try searching for a relative alive in 1940.

Where is the Jeffco family from?

You can see how Jeffco families moved over time by selecting different census years. The Jeffco family name was found in the USA in 1920. In 1920 there was 1 Jeffco family living in Pennsylvania. This was 100% of all the recorded Jeffco's in USA. Pennsylvania had the highest population of Jeffco families in 1920.
Use census records and voter lists to see where families with the Jeffco 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 Jeffco family records will you find?

Census Records

There are 22 census records available for the last name Jeffco. Like a window into their day-to-day life, Jeffco census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search UK census records for Jeffco

Passenger Lists

There are 642 immigration records available for the last name Jeffco. 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 Jeffco immigration records

Draft Cards

There are 6 military records available for the last name Jeffco. For the veterans among your Jeffco ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Jeffco military records

You've only scratched the surface of Jeffco family history

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What is the average Jeffco lifespan?

Between 1975 and 2000, in the United States, Jeffco life expectancy was at its lowest point in 2000, and highest in 1985. The average life expectancy for Jeffco in 1975 was 67, and 10 in 2000.

View Social Security Death Index (SSDI) for Jeffco

An unusually short lifespan might indicate that your Jeffco 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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