The first reference to Letwell was in the 12th century when it was part of the lands of Tickhill Castle.
The village is famed locally for its octagonal red-brick 18th century dovecote, and there is also a 19th century dovecote in the village. Letwell has a number of listed Georgian buildings, including farm cottages, a rectory, and a village hall.
The village of Firbeck lies to the north of Letwell, while Gildingwells lies to the south.
Letwell is a rural village, on the border with Nottinghamshire.
Described in the early 1800s - Letwell was in the parish of Saint John's, upper-division of Strafforth and Tickhill, liberties of St. Peter and Tickhill; the population was 135.
In 1862, Letwell was part of the township of Laughton-en-le-Morthen, and was described as a small township, the property of Sir T. White with a population of 135.