The amount of money that a foster parent makes can depend on what state a person lives in. The average daily pay for a foster parent can be from $10 dollars per day to $20 dollars per day. In the state of Rhode Island, a person gets a daily allowance for a child that is under the age of 3. This amount, as of 2013 is $14.39 per day. For a child that is from 4 years to 11 year old, one will receive $13.64 per day. For children 12 years of age and older, a person will receive $15.79 per day.