At 28 years old, Castro was elected into the Texas Legislature, where he served five terms as state representative. As Vice Chairman of the Higher Education Committee and Democratic Floor Leader in the Texas House, he was at the forefront in proposing forward-thinking legislative reforms in the areas of mental health and juvenile justice. Castro has helped restore millions of dollars in funding to critical health care and education programs. In 2012, Castro was elected to serve in the U.S House of Representatives as representative of Texas Congressional District 20. As Congressman, he continues to be a tireless advocate for those who call San Antonio home.
Castro was born in San Antonio, Texas. A second generation Mexican American, he was raised on the city’s Westside and is a proud product of the public school system. Joaquin graduated with honors from Stanford University in 1996 and received a Juris Doctorate degree in 2000 from Harvard Law School.