The Borough of Broxbourne is a local government district with borough status in Hertfordshire, England. Its council is based in Cheshunt. Other settlements in the borough include Broxbourne, Hoddesdon and Waltham Cross. The eastern boundary of the district is the River Lea. The borough covers 20 square miles in south east Hertfordshire, and had an estimated population of 99,000 in 2021. Much of the borough lies within the Metropolitan Green Belt which surrounds London.