These are the latest key facts about Hertfordshire Constabulary.
About the force
Hertfordshire Constabulary provides policing services to the county of Hertfordshire. The police force area covers 634 square miles in the south east of England.
Although there are some areas of deprivation, Hertfordshire is generally affluent.
Around 1.1 million people mainly live in the urban centres which include the city of St Albans, as well as the towns of Watford and Stevenage. The resident population is ethnically diverse, with 12 percent from black, Asian and minority ethnic communities, and is increased by university students and the large numbers who visit or travel through the county each year.
The transport infrastructure also includes a major rail station.