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