Since 1974 it has been part of the Metropolitan Borough of Dudley.
Originally dotted with farming communities in the middle-ages, the village became industrialized as natural resources such as coal and limestone were exploited, and by the 18th century it was producing goods such as iron and brick.
High Arcal is the largest post-1970s housing development in Sedgley.
The Sandyfields Estate between Cotwall End Road and Sandyfields Road was built in the late 1950s, and is similar in style and layout to the nearby Brownswall and Straits Estates.
One of the few surviving buildings from the historic village of Cotwall End is Spout House Farm, which was built in the 18th century and remained in use for some 200 years, finally being abandoned during the 1970s.
The White Horse was built in the 19th century and was refurbished in 2014.
Since then it has been the liveliest pub in Sedgley.
A few pre-1900 buildings still exist, but the face of the area has changed dramatically since the Second World War by the construction of mostly upmarket detached houses in Cotwall End Road and Catholic Lane.
Cotwall End Primary School has served the area since 1962, by which time most of the current surrounding houses had been built.
Asda in turn announced that the store will be fully refurbished and rebranded as an Asda store by June 2017. It was developed in phases on part of a large field between 19; part of the field has been retained as a public open space and play area.
The estate consists of around 300 Housing Association houses, flats and bungalows.
It is still connected to the Court House by a passageway, though this has long fallen into disuse.
The Clifton was opened in 1937 as Sedgley's first cinema, and remained open until 1978, when it closed and was converted into a bingo hall before being taken over by JD Wetherspoon and converted into a public house in 1998.
Sedgley expanded rapidly during the early part of the 20th century, partly in response to the development of the nearby Baggeridge Colliery, despite a depletion in raw materials and a general decline in industry.