Halton may refer to:
Halton was a federal electoral district in Ontario, Canada, represented in the House of Commons of Canada from 1867 to 1988 before being abolished in an electoral district redistribution, and again from 1997 to 2015, when it was again abolished in another electoral district redistribution. When it was last contested in 2011, its population was 203,437, of whom 115,255 were eligible electors.
Halton riding was created by British North America Act in 1867, and defined as Halton County.
In 1966, the riding was redefined to consist of the Towns of Milton and Oakville and the Township of Esquesing in the County of Halton, and the Township of Erin in the County of Wellington.
In 1976, it was redefined to consist of the Towns of Milton and Oakville, and southern the part of the Town of Halton Hills.
The electoral district was abolished in 1987 when it was redistributed between Halton—Peel and Oakville—Milton ridings.
Coordinates: 53°19′37″N 2°42′22″W / 53.327°N 2.706°W
Halton is a constituency in Cheshire, represented in the House of Commons of the UK Parliament since 1997 by Derek Twigg of the Labour Party.
The constituency was created in 1983. Throughout its lifetime it has been a safe seat for the Labour Party's incumbent MPs, of which there have been two.
Halton constituency sits on either side of the River Mersey and comprises Widnes, the original town of Runcorn (with a small part of the new town) and Hale village. It consists of 14 electoral wards; Hale, Ditton, Riverside, Hough Green, Broadheath, Kingsway, Birchfield, Farnworth, Appleton, Halton, Mersey, Heath, Grange and Halton Brook.
Following their review of parliamentary representation in Cheshire, in 2007 the Boundary Commission for England made minor changes to the existing arrangement as a consequence of population changes. The electoral wards included in this modified constituency were (as at 12 April 2005):