In California, it is illegal for an adult (someone 18 or older) to have sex with a minor (someone younger than 18), even if the sex is consensual. Those who break the law have committed statutory rape.

What happens if I get a 17 year old pregnant?

Teens are at a higher risk for pregnancy-related high blood pressure (preeclampsia) and its complications than average age mothers. Risks for the baby include premature birth and low birth weight. Preeclampsia can also harm the kidneys or even be fatal for mother or baby.