For an overview of the average cost of a U.S. foster adoption, see the categories below. Don’t forget that the cost of adoption will be offset by the federal adoption tax credit (unless your income exceeds federal limitations) so make sure to keep detailed records of fees and payments during your adoption process.
U.S. FOSTER ADOPTION COST BREAKDOWN
Attorney Fees: $0-$1,000
Airfare, Hotels, Etc.: $0-$2,000
AVERAGE COST (before tax credit): $0-$3,500
MAXIMUM TAX CREDIT: $13,190
-  May be included in program fee or homestudy fee.
-  Costs of adopting a child from foster care may be eligible for reimbursement (up to $2,000) by the child’s state, depending on state regulations. Also, adoptions of U.S. children with special needs are eligible for the federal tax credit, regardless of actual expenses.
-  Subject to income limitations. Visit the IRS website for more info.