the different states may or may not have slightly different ages.
usually, from 10 and up.
most front seats have the 'normal' seat-belt, instead of the safety harnesses smaller people require.
booster seats are not allowed in front seats with the 'normal' belts.
12
Children usually have to be 12 years or older to sit in the front seat of a car
Legally you must be 13 years of age or older to be in the passenger seat of a car in Louisiana.
12 years of age
13 years old. Kids 12 and under are MUCH safer riding in the back seat.
12
yes its is legal
100
12 years old!
In California, children must be at least 8 years old or 4'9" tall to sit in the front passenger seat of a car. It's safest for children to ride in the back seat until they reach the appropriate age and size.
Your child must be 13 years or older to sit in the front seat of a car. Here is an in-depth explanation of the laws about children riding in cars.
If the car does not have air bags, then a child can sit in the front at any age, but must us a booster seat until they weigh at least 80lbs. If your car has passenger side air bags, then it not recommended for them to sit in the front seat until after they turn 13.