Grosheide remained active in national politics, in January 1974 he was nominated as Mayor of Rijswijk, taking office on 1 February 1974. Grosheide also worked as the director of the Abraham Kuyper Foundation from 1 July 1974 until 1 August 1979 and served again on the Anti-Revolutionary Party Executive Board from August 1974 until October 1980. In June 1978 Grosheide was appointed Director-General of the Custodial Institutions Agency of the Ministry of Justice, he resigned as Mayor the same day he was installed as Director-General on 1 July 1978. Grosheide was appointed Special Coordinator for European Immigration an Asylum and Deputy Secretary-General of the Ministry of Justice on 1 January 1991. In January 1993 Grosheide was nominated as Extraordinary Member of the Council of State, he resigned as a Special Coordinator the day he was installed as a Member of the Council of State, serving from 1 February 1993 until 1 September 2000.
Grosheide was known for his abilities as a manager and policy wonk. Grosheide continued to comment on political affairs until his retirement in 2012 and holds the distinction as the longest-serving State Secretary for Education with 7 years, 306 days and the fifth youngest-serving cabinet member after World War II with 33 years, 28 days.
Grosheide died on 18 December 2022, at the age of 92.[1]