Camborne was a county constituency in Cornwall which returned one Member of Parliament to the House of Commons of the Parliament of the United Kingdom.

Between 1885 and 1918 its official name was The North West or Camborne Division of Cornwall, and it was sometimes referred to simply as North West Cornwall.

1885–1918: Part of the Sessional Division of Penwith East, and the civil parishes of Gwennap and St Agnes.

1918–1950: The Borough of Helston, the Urban Districts of Camborne, Hayle, Phillack, and Redruth, the Rural District of Redruth, in the Rural District of East Kerrier the parishes of Constantine, Mabe, and Perranarworthal, in the Rural District of Helston the parishes of Crowan and Wendron, and in the Rural District of Truro the parishes of Kea, Kenwyn Rural, Perranzabuloe, St Agnes, St Allen, and Tregavethan.

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;