Leigh West is an electoral ward in Leigh, England. It forms part of Wigan Metropolitan Borough Council, as well as the parliamentary constituency of Leigh.

Leigh was originally the centre of a large ecclesiastical parish covering six vills or townships. It became an urban district in 1894 when part of Atherton was added. In 1899 Leigh became a municipal borough.

Leigh has resident population of 42,532 which represents 13.3% of the total Wigan resident population of 319,700. 16.5% of Leigh is made up of residents aged 65+ which is below the borough average of 17.6%. 11.2% of households are aged 65+ and live alone compared with 11.7% of the borough households.

Almost two thirds of Leigh’s communities are ranked within the top 25% most deprived in England. These include the communities of Higher Fold and Plank Lane which appear in the top 1%. Pennington East is ranked in the top 20% most affluent areas in England. 20.5% of residents claim out of work benefits, above the borough average of 15.9%.

The community is relatively unhealthy with 8% of residents describing their health as ‘bad’ or ‘very bad’ compared with the borough average of 7.1%. 62% of residents either own their homes outright or have a mortgage, only 21% of households live in social rented accommodation.