Lymm is a large village and civil parish in Warrington, Cheshire, England. Lymm was an urban district of Cheshire from 1894 to 1974. The civil parish of Lymm incorporates the hamlets of Booths Hill, Broomedge, Church Green, Deansgreen, Heatley, Heatley Heath, Little Heatley, Oughtrington, Reddish, Rushgreen and Statham. According to the 2001 Census it had a population of 10,552.
The name, of Celtic origins, means a "place of running water" and is likely derived from an ancient stream that ran through the village centre.
The village is part of the Lymm ward of the Borough of Warrington. There are three councillors: two represent the Liberal Democrats and one represents the Conservative Party.
There is also a twelve-member Lymm Parish Council. Following the 2012 elections, there are six Conservatives, three Liberal Democrats, two independents and one Labour councillor.
Lymm is twinned with Meung-sur-Loire
Note: Statistics expressed as percentages may not add up to 100%
Census data is based on that of Lymm Ward