Belchamp Walter is a village and civil parish in Essex, England. It is located approximately 5 km (3.1 mi) west of Sudbury, Suffolk and is 35 km north-northeast from the county town of Chelmsford. It is near Belchamp St Paul and Belchamp Otten. The village is in the district of Braintree and in the parliamentary constituency of Braintree. At the 2021 census the parish had a population of 225.