- before 1788 - see the descriptions and links on the Ontario GenWeb site for Frontenac County
- 1788 - 1849 - the area was called Mecklenburg District, then Midland District. Learn more on the Archives of Ontario website.
- 1849 - 1998 - Frontenac County was comprised of eighteen townships, of which Clarendon Township was one.
- 1998 - present - Clarendon Township was amalgamated into the Township of North Frontenac in Frontenac County.
Towns and Villages
- Buckshot - now called Plevna
- Plevna - formerly Buckshot * (KFPL Library Branch)
It is a five-volume set of books, blue-grey in colour. Each volume contains transcriptions of various cemeteries, produced by the Kingston Branch of the Ontario Genealogical Society. The individual transcriptions are available for purchase on the publications page of the OGS-Kingston Branch website.