View the most partisan surnames in The United States

Where Does The Last Name Keithley Come From? ^{nationality or country of origin}

The surname Keithley is borne by more people in The United States than any other country or territory. It can also occur as a variant:. For other possible spellings of this surname click here.

How Common Is The Last Name Keithley? ^{popularity and diffusion}

It is the 147,969^th most frequently occurring last name at a global level. It is borne by approximately 1 in 2,437,306 people. The last name occurs mostly in The Americas, where 76 percent of Keithley live; 76 percent live in North America and 76 percent live in Anglo-North America. Keithley is also the 472,030^th most frequent first name worldwide It is held by 342 people.

This last name is most commonly held in The United States, where it is borne by 2,889 people, or 1 in 125,462. In The United States Keithley is most frequent in: Missouri, where 15 percent live, California, where 10 percent live and Maryland, where 9 percent live. Outside of The United States this last name is found in 14 countries. It also occurs in England, where 2 percent live and Canada, where 0 percent live.

Keithley Family Population Trend ^{historical fluctuation}

The frequency of Keithley has changed over time. In The United States the share of the population with the surname expanded 536 percent between 1880 and 2014 and in England it expanded 138 percent between 1881 and 2014.

Keithley Last Name Statistics ^demography

In The United States those holding the Keithley surname are 21.49% more likely to be registered with the Republican Party than the national average, with 68.26% being registered to vote for the political party.

The amount Keithley earn in different countries varies marginally. In United States they earn 0.49% more than the national average, earning $43,360 USD per year and in Canada they earn 1.81% less than the national average, earning $48,784 CAD per year.