From June to November, 1917 the British XV Corps held the front from the sea to St. Georges; the 24th and 39th Casualty Clearing Stations were posted at Oosthoek (between Adinkerke and Furnes) from July to November, and the 1st Canadian Casualty Clearing Station at Adinkerke for a short time in June. Adinkerke Churchyard Extension is a Belgian Military Cemetery on the West side of the Churchyard. The Commonwealth graves are in two small plots and are numbered consecutively with the other graves. There are 67 Commonwealth burials of the 1914-18 war commemorated in this site. The Commonwealth plots cover an area of 222 square metres.
Burials (CWGC):
- United Kingdom: 59
- Other Commonwealth: 8
- Total Commonwealth: 67