Below are some options you have for getting married while living in Korea.
If you or your future spouse are USFK and plan on getting married at the gucheon (district office) in Korea there are some more steps that you will have to do ahead of time. If you are eloping or doing a proxy marriage you will not have to do this. There are different steps to be taken depending on if both of you are American or if one of you is not American.
Before you get married, there are certain things that you should discuss. Here are some questions that although they are aimed at military couples, they still pertain to many couples. There are also many
books with questions you should discuss before you get married.