Located on the A412 between Watford to the north-east and Rickmansworth to the south-west, it is approximately 20 miles (32 km) north-west of central London.

Croxley Green has changed considerably in the years since John Dickinson built paper mills in the area.

[1] Croxley Green is a part of the UK Parliament constituency, South West Hertfordshire.

Gagan Mohindra is the Member of Parliament since the December 2019 United Kingdom general election.

[3][4] Croxley Green was historically part of the parish of Rickmansworth, which was included in the Watford Poor Law Union from 1835.