In the state of texas what is the LEGAL age to leave home?

well when i was living in louisiana my bf came and pickd me up when my parents wernt home they soon found i was gone with my bf after the cops located me they took me to the police station an returnd me to my parents at that time i was 15 now we have moved to texas were i am originaly from and i am 16 i will be 17 in january. i want to know if i can have my bf come and pick me up when im 17 an take me to live with him at the age of 17 in texas can my parents force the law to bring me back? i know in sum states they will pick u up 1 time an after u return home if u leave again they wont do any thing about it what are my options can i leave whe im 17 in texas?