Fonds consists of records, including marriages, 1896-1922, from Brooklin Methodist Circuit, 1872-1925; records of Columbus and Brooklin Presbyterian Pastoral Charge, 1896-1926; records of Brooklin Presbyterian Church, 1877-1925; records of Brooklin and Kedron Pastoral Charge, 1925-1926; records of Columbus and Brooklin Pastoral Charge, 1925; records, including baptisms, 1915-1946, marriages, 1914-1947. and burials, 1914-1949, of Brooklin United Church, 1908-1998.

Collection contains a variety of maps, plans, and drawings pertaining to the Town and Township of Whitby. Maps have been physically arranged according to map type, including Street and Tourism, Physical, Political, Transit, Historical, and Architectural Drawings.

Fonds consists of baptisms, 1847-1857, and marriages, 1847-1849, and Quarterly Board minutes, 1848-1875, of Whitby Methodist Episcopal Circuit (includes Mount Vernon, Base Line, Maple Grove, Gamble's, Shaw's, Myrtle, Newton (later Raglan); records, including marriages, 1864-1874, of Whitby Methodist Circuit (includes Whitby Wesleyan Methodist Circuit, Whitby (Tabernacle), Brooklin, Columbus, Almond's and Kedron), 1864-1923; records, including marriages, 1896-1919, of Whitby Methodist Church (The Tabernacle), 1896-1925; records, including marriages, 1954, 1958, of Whitby Pastoral Charge (including Whitby and Almond's), 1943-1958; records, including baptisms, 1956-1970, marriages 1956-1972, and burials 1957-1968, of Almonds United Church, Whitby Township, 1951-1981; records, including baptisms, 1920-1946, marriages,1920-1956, and burials 1920-1946, of Whitby United Church (includes Whitby Methodist Church), 1920-1961; records of St. Marks's United Church, Whitby (includes Whitby United Church), 1951-2006.

Fonds consists of the records relating to the administration and operation of the Brooklin Council No. 102 of the Royal Templars of Temperance. Series are broken down into administrative, financial, membership, and ceremonial records.