He was elected to the House of Commons for Dorset in 1876, a seat he held until 1885.
In 1889, he succeeded his father in the two baronies and took his seat in the House of Lords.
On 25 April, 1891, he was appointed as the Honorary Colonel of the Dorset Militia, and on 28 November, 1900, of the 1st Dorsetshire Royal Garrison Artillery (Volunteers).
[1][2] Lord Digby married Emily Beryl Sissy Hood, daughter of Hon.
He died in May 1920, aged 73, and was succeeded in his titles by his eldest son Edward Kenelm Digby.