Crowmarsh

Summary
Crowmarsh is the family seat of the Earls of Moreton. At the start of the Sins of the Cities trilogy, the 5th Earl of Moreton is Clem Talleyfer's brother.

Real or fictional?
Crowmarsh is described as a moated manor house and its architecture is based on the real estate Baddesley Clinton in Warwickshire near Birmingham, UK.