Cornwall Mountian is a place in Westmoreland, Jamaica. Cornwall Mountian is situated nearby to the villages Barneyside and Mount Stewart.

Type: Locality
Category: Locality
Latitude: 18.2872° or 18° 17' 14" north
Longitude: -77.9867° or 77° 59' 12" west
Elevation: 396 metres (1,299 feet)
Population: 609
Parish: Westmoreland Parish
County: Cornwall County
Country: Jamaica
Region: Caribbean