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

Castlo is borne by more people in England than any other country or territory. It may also appear in the variant forms:. For other potential spellings of this surname click here.

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

Castlo is the 3,323,005^th most frequently occurring last name on a worldwide basis, held by around 1 in 208,215,598 people. This last name occurs mostly in Europe, where 77 percent of Castlo live; 77 percent live in Northern Europe and 77 percent live in British Isles.

This surname is most commonly held in England, where it is held by 27 people, or 1 in 2,063,632. In England it is most frequent in: Norfolk, where 30 percent reside, Kent, where 22 percent reside and East Riding of Yorkshire, where 15 percent reside. Barring England Castlo occurs in 7 countries. It also occurs in The United States, where 6 percent reside and Angola, where 3 percent reside.

Castlo Family Population Trend ^{historical fluctuation}

The prevalency of Castlo has changed over time. In England the number of people bearing the Castlo surname increased 300 percent between 1881 and 2014 and in The United States it contracted 71 percent between 1880 and 2014.