Llangollen Canal not completed until 1805. To join the two halves up, a heavily engineered route from Trevor Basin via Ruabon and Brymbo to the River Dee at Chester was planned, but very little of it was built. Instead, the present route from Frankton to Hurleston Junction on the Chester Canal was constructed, and opened in 1805. To supply the system with water, a navigable feeder was built to Llantisilio, just beyond Llangollen, where the Horseshoe Falls weir was constructed on the River Dee to allow the water to be abstracted. As part of the Shropshire Union system, the canal from Hurleston
Marbury, Cheshire parish council was formed in 1959, before which the civil parish was administered by Marbury Parish Council, formed in 1894. From 1974 the civil parish was served by Crewe and Nantwich Borough Council, which was succeeded on 1 April 2009 by the unitary authority of Cheshire East. Marbury cum Quoisley falls in the parliamentary constituency of Eddisbury, which has been represented by Antoinette Sandbach since 2015, after being represented by Stephen O'Brien (1999–2015). The civil parish has a total area of . The terrain is undulating in character, rising from around 75 metres by the Llangollen Canal in the north