The records consist of 2 chapel registers, 1881-1954; numerous account books ranging in date from 1886 - 1977 which include pew rent books, 1893-1977 and Sunday school accounts, ca. 1880-1947; minute books, 1881-1951.
Also miscellaneous papers such as a plans, sections and block plan of the site, annual report for 1967, agenda for a district meeting, 1909, an essay on the history of the cause by R. W. Hughes, a file of papers relating to a Miss Catherine Hughes and a house called Tor View in Penchwintan Road, Bangor in which Parkhill Chapel had an estate in remainder, 1942-1943.