West Mercia Police is the territorial police force responsible for policing the counties of Herefordshire, Shropshire (including Telford and Wrekin) and Worcestershire in England. The force area covers 2,868 square miles (7,430 km2) making it the fourth largest police area in England and Wales. The resident population of the area is 1.19 million Its name comes from the ancient kingdom of Mercia.
The force represents a diverse range of policing environments from densely populated urban areas on the edge of Birmingham as well as Telford, Shrewsbury, and Worcester, to sparsely populated rural areas, such as Herefordshire, which remains an important part of the force's responsibility.
The force has its headquarters in the historical manor house and grounds of Hindlip Hall on the outskirts of Worcester. Its badge combines the heraldry of Worcestershire, Herefordshire and Shropshire.