It was abolished under the Representation of the People Act 1918 when it was re-combined with Huntingdon and Huntingdonshire was re-established as a single member constituency.
In addition it included some suburbs of Peterborough and the small towns of Ramsey and St. Ives, as well as part of the Fens.
However the area was mostly Conservative, with the rural population under the influence of the largest local landowner Lord de Ramsey.
In July 1887 his father, Edward Fellowes, was created the 1st Lord de Ramsey - shortly before his death on 9 August 1887.
The Liberal MP elected in 1906, Alexander Boulton, was a Canadian lawyer (who later in his career helped found the English-Speaking Union).