Seamans Valley is a hamlet in Portland, Jamaica. Seamans Valley is situated nearby to the hamlets Alligator Church and Constant Spring.

Type: Hamlet
Category: locality
Latitude: 18.09018° or 18° 5' 25" north
Longitude: -76.44384° or 76° 26' 38" west
Elevation: 66 metres (217 feet)
Population: N/A
Parish: Portland Parish
County: Surrey County
Country: Jamaica
Region: Caribbean