The 2021 census shows 108,860 people across England and Wales identified as Cornish as their nationality.

96,380 of those were living in Cornwall at the time of the census.

89,085 identified as Cornish, while 10,670 people identified as Cornish and British. 9,105 also classified themselves as also English, Welsh, Northern Irish or Scottish.

Cornish in this sense means belonging to or relating to Cornwall.