How far under the surface of the Earth is the mantle?

Answer:
The upper mantle of the earth is about 5 to 6 miles below the oceanic crust, and some 19 to 20 miles below the continental crust. Use the link below for more information.
First answer by Quirkyquantummechanic. Last edit by Quirkyquantummechanic. Contributor trust: 3693 [recommend contributor recommended]. Question popularity: 2 [recommend question].