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Ethnicity Self Defined Code

6 June 2021

The code used to indicate the source of the definition. Self defined or observed. The ONS 16+1 ETHNICITY code as used in the census.

W1 British
W2 Irish
W9 Any other white background
M1 White and Black Caribbean
M2 White and Black African
M3 White and Asian
M9 Any other mixed
A1 Indian
A2 Pakistani
A3 Bangladeshi
A9 Any other Asian background
B1 Caribbean
B2 African
B9 Any other Black background
O1 Chinese
O9 Any other
NS Not stated