Newent is a market town and civil parish in the Forest of Dean in Gloucestershire, England. The town is 11 miles north-west of Glouceā¦Newent is a market town and civil parish in the Forest of Dean in Gloucestershire, England. The town is 11 miles north-west of Gloucester. Its population was 5,073 at the 2001 census, rising to 5,207 in 2011, The population was 6,777 at the 2021 Census. Once a medieval market and fair town, its site had been settled at least since Roman times. The first written record of it appears in the 1086 Domesday Book.