Cambridge (England) is about 68 km from the ocean.
If you're driving to a town near the beach or coastline, you could try Sutton Bridge.
How far is Monterey from the ocean
How far is Breckenridge from the ocean
How far is Cincinnati from the ocean
How far is Gainesville from the ocean
How far is Dana Point from the ocean
How far is Winston Salem from the ocean
How far is Detroit from the ocean
How far is Fort Collins from the ocean
How far is Page from the ocean
How far is Hangzhou from the ocean