Lea-by-Backford is a hamlet and civil parish in the unitary authority of Cheshire West and Chester and the ceremonial county of Cheshire, England. It is situated between Chester and Ellesmere Port, west of the A41 trunk road and to the north of the Shropshire Union Canal. Backford is approximately 1.2 mi to the east and Mollington is approximately 1.2 mi to the south. At the 2011 census the population of the parish was 207.In 1086, the settlement was recorded in the Domesday Book as Wisdelea.