15 Hidden Costs That Can Blow Your Wedding Budget Photo credit: CC license by Lynn Friedman 2. Marriage License The marriage license is an important detail many couples leave out when planning their wedding budget. Marriage licenses typically cost $20 to $30 dollars depending on the county where you live. There are also different prices for residents and non-residents. Some states still require you and your fiancée to submit the results of a blood test before they will issue a marriage license, which will cost you even more money. Prev2 of 16Next Facebook Comments comments