Blenheim Palace Blenheim Palace Blenheim Palace (pronounced ) is a monumental country house in Blenheim, Oxfordshire, England. It is the principal residence of the Dukes of Marlborough, and the only non-royal, non-episcopal country house in England to hold the title of palace. The palace, one of England's largest houses, was built between 1705 and 1722, and designated a UNESCO World Heritage Site in 1987. The palace is named for the 1704 Battle of Blenheim, and thus ultimately after Blindheim (also known as Blenheim) in Bavaria. It was originally intended to be a reward to John Churchill, 1st Duke of Marlborough for his
Blenheim Palace military triumphs against the French and Bavarians in the War of the Spanish Succession, culminating in the Battle of Blenheim. Soon after construction began it became the subject of political infighting, leading to Marlborough's exile, the fall from power of his duchy and lasting damage to the reputation of the architect Sir John Vanbrugh. Designed in the rare, and short-lived, English Baroque style, architectural appreciation of the palace is as divided today as it was in the 1720s. It is unique in its combined use as a family home, mausoleum and national monument. The palace is notable as the birthplace