You must be about 12 years old and older. if your a parent asking this make sure the home is safe.   There is no legal minimum age for a child to be left at home alone. …The appropriate age depends on the child, the length of the stay, the home itself, and the neighborhood.
http://www.answers.com/Q/How_old_does_a_child_have_to_be_to_stay_at_home_in_the_state_of_Indiana_by_themselves
Children ages 8 through 9 can be left in their home alone for up to 2 hours. Children 10 through 13 can be left alone for up to 12 hours. Children 14 to 17 can be left at home up to 24 hours with adequate adult back-up supervision (an adult willing to take legal responsibility preferably within 5 miles).
http://www.answers.com/Q/How_old_does_a_child_have_to_be_to_stay_at_home_in_the_state_of_Indiana_by_themselves
Updated August 09, 2016. Letting an older child stay home while you run a quick errand or even for an hour or two after school until you get home from work is often more cost-effective and practical than trying to find child care. With appropriate rules and maturity level, a home-alone arrangement can work.
https://www.verywell.com/when-is-my-child-old-enough-to-stay-home-alone-616797
Only two states have legislated a specific age to leave a child home alone, Illinois and Maryland. Generally speaking, the child must be safe, must feel safe, and know how to take care of themselves in an emergency.
http://www.answers.com/Q/How_old_does_a_child_have_to_be_to_stay_at_home_in_the_state_of_Indiana_by_themselves
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.
http://family.findlaw.com/parental-rights-and-liability/when-can-you-leave-a-child-home-alone-.html
All parents eventually face the decision to. leave their child home alone for the first time. Whether they are just running to the store for. a few minutes or working during after-school. hours, parents need to be sure their children have. the skills and maturity to handle the situation. safely. Being trusted to stay home alone can be a. positive experience for a child who is mature and. well prepared.
https://www.childwelfare.gov/pubpdfs/homealone.pdf
Our iMom printable with 10 Home Alone Rules is a good start. The following table lists the minimum age at which children may be left at home alone, categorized by state within the U.S. Please note that city and county ordinances within each state may have more definitive and restrictive laws.
http://www.imom.com/home-alone-rules-state/
Boredom can also breed the temptation to have a friend over, go outside in the front yard, or take a quick walk. That's when the potential for danger or trouble escalates. Experts warn that the tween and early teen years are when most parents typically agree to let a child stay home alone.
https://www.verywell.com/when-is-my-child-old-enough-to-stay-home-alone-616797
Home Alone Rules by State. Many parents are faced with the dilemma of whether or not they should leave their child home alone, especially during after-school hours. Before you consider leaving your child without supervision, be sure they are reasonably mature, able to take care of themselves, and completely prepared for emergency situations.
http://www.imom.com/home-alone-rules-state/
There is, to my knowledge, no specific law governing that, said Steuben County, Indiana Sheriff Rick Lewis. I know some parents think it's OK to leave children who are 10 years old home alone. See Link below for all State legal age limits for home alone children.
http://www.answers.com/Q/Is_it_legal_for_a_11_year_old_to_stay_home_alone_in_Indiana
how old can a child be to stay home alone in indiana
In Indiana, a child should be 10 years old to stay alone at home. In Indiana, a 10 year old child can stay home alone.