Eastleigh is a local government district and borough in Hampshire, England, bordering Southampton. Its main town is Eastleigh. Other places include Bishopstoke , Hamble-le-Rice, Hedge End, Chandler's Ford , Fair Oak , and the Hamble Valley .
The current borough was formed on April 1, 1974 by the merger of the old borough of Eastleigh with part of Winchester Rural District .