East Hertfordshire is one of ten local government districts in Hertfordshire, England. Its council is based in Hertford, the county town of Hertfordshire. The largest town in the district is Bishop's Stortford, and the other main towns are Ware, Buntingford and Sawbridgeworth. At the 2011 Census, the population of the district was 137,687. By area it is the largest of the ten local government districts in Hertfordshire. The district borders North Hertfordshire, Stevenage, Welwyn Hatfield and Broxbourne in Hertfordshire, and Epping Forest, Harlow and Uttlesford in Essex.

Hertfordshire is a ceremonial county in the East of England and one of the home counties. It borders Bedfordshire to the north-west, Cambridgeshire to the north-east, Essex to the east, Greater London to the south and Buckinghamshire to the west. The largest settlement is Watford, and the county town is Hertford.