To dream of the coast implies that you are seeking to get in touch with your inner self. Your practical and illogical sides are joining together. This dream may be suggesting that you need to apply more focus on your goals. You are being too lax and careless right now.
[1](sea coast) symbolic of waiting for Christ, Isa, 42:4
[2]Place one is aiming for where one will be safe.
[3]1. Boundary; Gen. 1:9.
[4]