- Category: Populated Place
- Type: Other Settlement
- Latitude/Longitude: 50°12'2"N 5°15'33"W
- Eastings/Northings: 167500, 38500
- OS Grid: SW675385
- Mapcode Local: GBR Z2.4FJX
- Mapcode Global: VH12Q.S6GY
Location and coordinates are for the approximate centre of Grillis within this administrative area.
Geographic features and populated places may cross administrative borders.