He was educated at Newcome's School, proceeding in 1748 to Corpus Christi College, Cambridge (M.A.

In 1756 he was appointed Canon of the tenth stall at St George's Chapel, Windsor Castle, a position he held until 1762.

In 1793 he sought statutory powers to sell the bishop's palace and grounds in Wisbech.

The Bill passed despite the opposition of Sir James Ayre and the premises were sold by auction in the same year to Joseph Medworth.

Eyre was son-in-law of Henry Southwell of Bank House, Wisbech, Isle of Ely a member of the family tenanting the castle, and to that extent an interested party.