Find Korean language classes, such as the private or small group Korean classes offered by "Language Trainers" in Houston. Private Korean classes can usually be taken once or several times a week and can often fit your schedule if you have other obligations.
Enroll in a Korean language course at a Houston educational institution. Colleges such as Rice University offer Korean language courses. Contact the language department at a college if you are not already a student and inquire about attending classes. If you have a job or other obligation, ask if it offers Korean classes in the evening.
Join a Korean cultural association such as the Korean American Society in Houston or the Korean Students Association at Rice University. This is a great way to introduce yourself to Korean culture and meet native Korean speakers.
Meet up with other language speakers in Houston. Try to arrange a language exchange with a Korean speaker by talking to someone you meet at a Korean cultural club. Visit the Houston page of websites such as Meetup and set up a Korean language group.
Visit a library in Houston. The Houston Public Library website has a list of library locations around the city. If you do not have the time or money to enroll in a class, you can teach yourself by studying from a Korean language book. "Learn Korean Language" has an extensive list of Korean language books for all levels.