In 1698, he succeeded his mother to Wychnor, and in 1711 to some of the estates of his great-uncle Sir John Crewe of Utkinton.
Before he took his seat he was listed on 18 February 1706 as a supporter of the Court over the ‘place clauses’ of the regency bill.
Probably in consequence, given the public support for Sacheverell, he decided not take part at the Newcastle election in 1710 He was appointed a Gentleman of the privy chamber in July 1714, shortly before Queen Anne's death, and retained the post for the rest of his life.
[1] Offley stood as a Whig again for Newcastle-under-Lyme at the 1715 general election, and was returned on petition for the third time on 2 June 1715.
He also voted against the government on the repeal of the Occasional Conformity and Schism Acts in 1719, but for them on the Peerage Bill.