Plympton–Wyoming is a town in the Canadian province of Ontario, located in Lambton County immediately east of Sarnia. It is the seat of the Lambton County Council.The town was created in 2001, amalgamating the Township of Plympton with the formerly independent Village of Wyoming. The town's first mayor was Patricia Davidson, who was elected to the Canadian House of Commons in the 2006 federal election as the Conservative Member of Parliament for Sarnia—Lambton. Davidson also served as mayor of the village of Wyoming for ten years prior to her election as mayor of the amalgamated town. Davidson was succeeded as mayor by former town councillor and deputy mayor Lonny Napper in March 2006. The township is governed by a seven-member Council, including a Mayor and Deputy Mayor.The name Wyoming derives from the Munsee name xwé:wamənk, meaning "at the big river flat."DemographicsAccording to the 2006 Statistics Canada Census: Population 2006: 7,506Population 2001: 7,359% Change (2001 to 2006): 2.0Median income : $29,589 Median income - all census families : $77,933 Median income - couple households with children : $99,950 Dwellings: 3,066Average value of owned dwelling : $210,945 Area (km²): 318.76Density (persons per km²): 23.5 Population trend:  Population in 2011: 7576 Population in 2006: 7506 Population in 2001: 7359 Population total in 1996: 7344 Plympton (township): 5247 Wyoming (village): 2131 Plympton (township): 5275 Wyoming (village): 2071