North Hertfordshire is one of ten local government districts in the county of Hertfordshire, England. Its council is based in Letchworth Garden City and the largest town is Hitchin. The district also includes the towns of Baldock and Royston and numerous villages and surrounding rural areas. Part of the district lies within the Chiltern Hills, a designated Area of Outstanding Natural Beauty.
The neighbouring districts are East Hertfordshire, Stevenage, Welwyn Hatfield, St Albans, Luton, Central Bedfordshire, South Cambridgeshire and Uttlesford.