The village of Keymer is located within the county of West Sussex.
The Parish Church (a Grade II listed building) is called Keymer: St Cosmas & St Damian and serves the parish of Clayton w Keymer and the benefice of Clayton w Keymer and belongs to the diocese of Chichester.
Keymer is situated in the South East (England) region of the UK and is governed by Mid Sussex, council.
The village of Keymer is in the West Sussex (North East) region of Surrey, East and West Sussex within South East (England).