The village of Great Gaddesden is located within the county of Hertfordshire.
The Parish Church (a Grade I listed building) is called Great Gaddesden: St John the Baptist and serves the parish of Great Gaddesden and the benefice of Great Berkhamsted, Great Gaddesden, Little Gaddesden, Nettleden and Potten End and belongs to the diocese of St.Albans.
Great Gaddesden is situated in the East of England region of the UK and is governed by Dacorum, council.
The village of Great Gaddesden is in the Hertfordshire region of Bedfordshire and Hertfordshire within East of England.