Hugh Cholmondeley, 2nd Baron Delamere this time to Augusta Emily Seymour, daughter of Sir George Hamilton Seymour. The children of that marriage were: Baroness Delamere died in 1911. She had survived her husband for 24 years. Cholmondeley was elected to Parliament for Denbighshire as a Tory in 1840, a seat he held until 1841, and then represented Montgomery from 1841 to 1847. In 1855, Cholmondeley was called to the House of Lords when he succeeded his father as second Baron Delamere. In this period, Baron Delamere and his family were inextricable from the history of Cheshire and married into the Hibbert Family of Birtles Hall,Cheshire
Delamere Forest remained wooded well into the 14th century. It retained a population of wild boar and wolves. The remaining part of the southern part of the Forest of Mara remained classed as a hunting forest until 1812 when an Enclosure Act was passed disafforesting the remaining forest (that is, returning its legal status to ordinary land) and transferring ownership of the remnant half to the Crown and half to surrounding major landowners. In April 1821, the King's Bench determined that Delamere was one of four new parishes within the old Forest of Mara during a case about a pauper from Oakmere.