- Celbridge House later known as Oakley Park house was built in 1724 by Dr. Arthur Price who became vicar of Celbridge and in 1744 was promoted to Archbishop of Cashel.
- Richard Guinness, father of the famous Arthur Guinness, worked for the Archbishop as a land steward. One of his duties was to supervise the brewing of beer for the workers on the estate.
- Another famous family to live in the house were the Napiers. Lady Sarah Napier was a sister of Lady Louisa Conolly of Castletown.
- The Napiers had eight children and two of their sons, William and Charles became world famous. William joined the English army at the age of 16 years and fought in the wars against Napoleon. He was decorated for his bravery on seven occasions. Charles joined the army at the age of 13 years where he later became Commander in Chief of the army of India.
- The house was purchased in 1952 by its present owners, the Brothers of St. John of God.