How much do you have to weigh to sit in the front seat of a car in IL?

In Illinois, there is no specific weight requirement for sitting in the front seat of a car. However, children under 8 years old must be secured in a child safety seat or booster seat, depending on their weight and height. It is recommended that children under 13 years old ride in the back seat for safety. Always follow manufacturer guidelines for car seats and seat belts.