Medway is a unitary authority area with borough status in the ceremonial county of Kent in South East England. It was formed in 1998 by merging the boroughs of Rochester-upon-Medway and Gillingham, and is administered by Medway Council, which is independent from Kent County Council. The borough had a population of 278,016 in 2019. The boro…Medway is a unitary authority area with borough status in the ceremonial county of Kent in South East England. It was formed in 1998 by merging the boroughs of Rochester-upon-Medway and Gillingham, and is administered by Medway Council, which is independent from Kent County Council. The borough had a population of 278,016 in 2019. The borough contains the towns of Chatham, Gillingham, Rainham, Rochester and Strood, which are collectively known as the Medway Towns.