| Country: | England |
| Official Name: | Lea-by-Backford |
| Type: | Hamlet |
| Coordinates: | 53.234°N -2.911°W |
| Population: | 207 |
| Population Ref: | (2011 census) |
| Civil Parish: | Lea-by-Backford |
| Unitary England: | Cheshire West and Chester |
| Lieutenancy England: | Cheshire |
| Region: | North West England |
| Constituency Westminster: | City of Chester |
| Post Town: | CHESTER |
| Postcode District: | CH1 |
| Postcode Area: | CH |
| Dial Code: | 01244 |
| Os Grid Reference: | SJ393712 |
| Static Image Name: | Sign, Lea-by-Backford, Cheshire - DSC06894.JPG |
| Static Image Caption: | Lea-by-Backford sign |
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 2abbr=onNaNabbr=on to the east and Mollington is approximately 2abbr=onNaNabbr=on 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.[1]
Lea-by-Backford, including part of the hamlet of Dunkirk, was a township within the Backford parish of the Wirral Hundred. The population was recorded at 70 in 1801, 91 in 1851, 73 in 1901, 233 in 1951 and 191 in 2001.[2]