He collected ancient Roman coins and published papers on architecture, sepulchres and coffins.
In 1816, he bought and restored the Leper Chapel in Cambridge. He gave the chapel to the university, which in turn gave it the Cambridge Preservation Society in 1951. Many art galleries have works by Kerrich in their collections.
Kerrich died in Cambridge on 10 May 1828.
Personal life
Kerrich married Sophia Hayles (1762–1835), fourth daughter of the physician Richard Hayles, on 13 September 1798.
The couple had one son and two daughters. The younger daughter, Frances Margaretta Kerrich, was married on 9 December 1828 to Rev. Charles Henry Hartshorne (1802–1865). The son was the Rev. Richard Edward Kerrich (1801–1872).