In 1901 Hassall moved to the Colony of Natal. He was associated with the Federal Cold Storage but deciding on a quiet life, he became a country hotel keeper in Natal. In 1915 he settled at Chelmsford Hotel, Tongaat, on the Natal north coast.[1]
After a long illness, he died on Tuesday 17 February 1920, at his residence, Chelmsford Hotel, and was buried at Verulam Cemetery.[1]