Following a serious illness in 1971 Hilton became disillusioned with politics, and decided to dedicate himself to his work with the builders federation. When it became clear that his constituency was to be abolished due to boundary changes, he announced he would not be seeking re-election elsewhere.
Following a health crisis in 1971, Hilton lost interest in political pursuits and redirected his efforts towards his work with the builders federation. When it became apparent that his constituency would be dissolved due to changes in electoral boundaries, he stated he would not seek re-election elsewhere.