View the highest/lowest earning families in The United States

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

The surname Irby has its highest incidence in The United States. It may occur as a variant:. For other possible spellings of Irby click here.

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

The surname Irby is the 34,658^th most frequent family name on a worldwide basis It is held by approximately 1 in 476,497 people. The surname Irby is predominantly found in The Americas, where 98 percent of Irby reside; 98 percent reside in North America and 98 percent reside in Anglo-North America. It is also the 236,561^st most commonly held first name at a global level, borne by 1,133 people.

This surname is most numerous in The United States, where it is carried by 14,923 people, or 1 in 24,289. In The United States it is most frequent in: Texas, where 11 percent are found, Virginia, where 9 percent are found and California, where 6 percent are found. Excluding The United States this last name occurs in 31 countries. It also occurs in Australia, where 1 percent are found and Indonesia, where 0 percent are found.

Irby Family Population Trend ^{historical fluctuation}

The occurrence of Irby has changed over time. In The United States the number of people bearing the Irby surname grew 801 percent between 1880 and 2014 and in England it grew 121 percent between 1881 and 2014.

Irby Last Name Statistics ^demography

In The United States those bearing the Irby last name are 10.97% more likely to be registered with the Republican Party than the national average, with 57.74% being registered to vote for the political party.

The amount Irby earn in different countries varies markedly. In Norway they earn 8.04% more than the national average, earning 373,918 kr per year; in United States they earn 11.04% less than the national average, earning $38,384 USD per year and in Canada they earn 36.4% more than the national average, earning $67,766 CAD per year.