View the highest/lowest earning families in The United States

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

The surname McCoullough is held by more people in The United States than any other country or territory. It may also be found as:. Click here to see other possible spellings of this surname.

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

The surname McCoullough is the 1,168,344^th most prevalent family name in the world. It is borne by approximately 1 in 35,723,264 people. The surname McCoullough is predominantly found in The Americas, where 67 percent of McCoullough are found; 67 percent are found in North America and 66 percent are found in Anglo-North America.

It is most common in The United States, where it is carried by 133 people, or 1 in 2,725,255. In The United States it is primarily found in: Missouri, where 21 percent are found, Texas, where 11 percent are found and Massachusetts, where 8 percent are found. Excluding The United States this last name occurs in 7 countries. It also occurs in Australia, where 34 percent are found and Canada, where 1 percent are found.

McCoullough Family Population Trend ^{historical fluctuation}

The prevalency of McCoullough has changed through the years. In The United States the number of people carrying the McCoullough surname rose 139 percent between 1880 and 2014 and in England it contracted 75 percent between 1881 and 2014.

McCoullough Last Name Statistics ^demography

The religious devotion of those carrying the last name is principally Catholic (36%) in Ireland.

In The United States those bearing the McCoullough last name are 3.23% more likely to be registered Republicans than The US average, with 50% being registered to vote for the political party.

McCoullough earn somewhat less than the average income. In United States they earn 14.42% less than the national average, earning $36,929 USD per year.