Surname distribution maps for Corscadden
Corscadden in the 1881 Census
Corscadden in the 21st Century
The maps, if available, show both where there are more people named Corscadden and where they are most concentrated.
The darker the colour, the more people in that county are named Corscadden.
The larger the dot, the greater the proportion of people in that county are named Corscadden.
Hovering over the dots will give you the individual statistics for that county.