Black undertook a variety of jobs, eventually becoming a journalist with the Bulletin from 1889 to 1891 and editor of the Australian Workman from 1891 to 1892.
In 1891 he was elected to the New South Wales Legislative Assembly for West Sydney, one of the first group of Labour MLAs.
He was defeated in 1898 and returned to journalism, editing the Sydney Worker, the Radical and the Bathurst National Advocate.
He married Rosalind Clarkson (née Singleton) in 1894 at St Pauls Anglican Church in Hornsby.
[4] Rosalind passed in 1917 He married Priscilla Verne (née, Jones, Kelly), a former actress on the Tivoli circuit in Australia, at Randwick on 11 April 1928.