What age can you leave a child home alone overnight?
Laws for Leaving a Child Home Alone. Only a couple of states have laws that specify the age when a child can be left home alone, including Maryland (age 8) and Illinois (age 14).However, most states have guidelines with the Department of Health and Human Services or other child protective agencies that test a child's ability to be left home alone.aws for Leaving a Child Home Alone. Only a couple of states have laws that specify the age when a child can be left home alone, including Maryland (age 8) and Illinois (age 14).