Background
Walter was the son of Sir John Walter, of Wolvercot, Oxfordshire, Lord Chief Baron of the Exchequer (1625-1630), and his first wife, Margaret Offlet, daughter of William Offlet, of London.
Walter was the son of Sir John Walter, of Wolvercot, Oxfordshire, Lord Chief Baron of the Exchequer (1625-1630), and his first wife, Margaret Offlet, daughter of William Offlet, of London.
He studied law at the Inner Temple and was called to the bar in 1630 He succeeded his father on 18 November 1630 and was appointed Sheriff of Oxfordshire for 1636.
He matriculated at Christ Church, Oxford on 16 March 1621, aged 17. Walter was created baronet of Sarsden on 20 November 1641. He was created Doctorate.C.L. of Oxford on 2 November 1642.
He compounded and was fined £1,430 in August 1646.
In April 1663 he was elected Member of Parliament for Oxfordshire but the election was declared void. Walter died intestate at the age of about 70 and was buried at Sarsden on 27 March 1675.
In 1628, he was elected Member of Parliament for Weobley and sat until 1629 when King Charles decided to rule without parliament for eleven years.