Parliament created this constituency in the Representation of the People Act 1918 as one of four divisions of the parliamentary borough of Newcastle-upon-Tyne, which had previously been represented by one two-member seat.
Included the former Urban District of Benwell and Fenham which had been absorbed into the County Borough in 1904 and had previously been part of the abolished Tyneside constituency.
Boundaries redrawn to take account of expansion of the County Borough and redistribution of wards.
About half the electorate, comprising the former Urban District of Newburn was included in a newly constituted Newcastle upon Tyne North.
The political parties had been making preparations for an election to take place from 1939 and by the end of this year, the following candidates had been selected; At the outbreak of the Second World War the planned election was postponed and the major parties agreed to an electoral truce, where they would not contest by-elections against each other for the duration of the war.