Because you are 14, you can't get married without your parents' consent and if you run away they'll just send you back to your parents. If your parents are hitting you, you should tell a teacher or counselor. In fact talking to a counselor at school may be the best thing right now. You have a baby to protect and you are little more than a baby yourself, so you need to get into a safe and supportive environment and that won't happen unless you talk to someone.
This attorney is licensed in the State of Texas only and this information does not constitute legal advice. If you are seeking legal advice, please consult with an attorney at your earliest convenience.
You need to talk to an adult about your situation! Find a teacher or counselor you trust and share with them what you are going through. You might also consider calling the edna Gladney Center in Ft. Worth and ask to speak to a counselor.