How much does Adult Adoption Cost?

The cost of adult adoption in the United States can vary significantly, generally ranging from about $100 to $2,000. The specific cost depends on several factors, including the state in which the adoption takes place and associated legal fees. On average, the cost is around $800, but lawyer fees alone can range from $100 to $1,500. In some instances, such as stepparent or kinship adoptions, the cost may be less than $100.