Harpenden and Berkhamsted (UK Parliament constituency)

Harpenden and Berkhamsted is a constituency of the House of Commons in the UK Parliament. Further to the completion of the 2023 Periodic Review of Westminster constituencies, it was first contested at the 2024 general election. The current MP is Victoria Collins.

Boundaries
The constituency is composed of the following (as they existed on 1 December 2020):


 * The Borough of Dacorum wards of: Aldbury and Wigginton; Ashridge; Berkhamsted Castle; Berkhamsted East; Berkhamsted West; Northchurch; Tring Central; Tring East; Tring West and Rural; Watling.


 * The City of St. Albans wards of: Harpenden East; Harpenden North; Harpenden South; Harpenden West; Redbourn; Sandridge; Wheathampstead.

It comprises the following areas:

Following a local government boundary review which came into effect in May 2022, the parts in the City of St Albans now comprise the following wards from the 2024 general election:
 * Harpenden, Redbourn, Sandridge and Wheathampstead, transferred from the abolished constituency of Hitchin and Harpenden
 * Berkhamsted and Tring, transferred from South West Hertfordshire
 * A sparsely populated rural area connecting the above two areas, transferred from Hemel Hempstead


 * Harpenden East; Harpenden North & Rural; Harpenden South; Harpenden West; Marshalswick East & Jersey Farm (part); Redbourn; Sandridge & Wheathampstead; and very small parts of the Marshalswick West, St Stephen and Verulam wards.

Members of Parliament
Hitchin & Harpenden and South West Hertfordshire prior to 2024