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U.S. House · TX-20 · Democratic candidate · 2026

Joaquin Castro

Democratic candidate for Texas's 20th Congressional District

San Antonio congressman, attorney and former state legislator with a long record in education, foreign affairs and community literacy.

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Portrait of Joaquin Castro
DistrictTX-20
OfficeCongress
ElectionNov. 3, 2026

Policy priorities

Where Joaquin stands.

Office policy

College grants and opportunity

  • Supports retaining federal grants for Hispanic-serving and minority-serving colleges and universities

Office policy

Medicare prescription drug affordability

  • Supports Medicare drug price negotiations and protections limiting seniors' insulin and prescription expenses

Office policy

Clean energy and household savings

  • Supports clean energy jobs and incentives for home efficiency, energy storage and cleaner transportation

Office policy

Children and immigration detention

  • Supports ending child and family detention at Dilley and stronger oversight of immigration detention conditions

Office policy

Ukraine support and Russia sanctions

  • Supports military assistance for Ukraine and targeted sanctions on Russian officials, banks and investment

Office policy

Big Bend and border construction

  • Supports delaying construction at Big Bend's Mariscal Mountain until federal agencies address environmental and public concerns

Record and background

Record & experience.

  1. Since 2013

    Experience

    U.S. representative

    Serves San Antonio in Congress.

  2. 2002–2012

    Experience

    Texas state representative

    Served five terms in District 125.

  3. 2013

    Experience

    Freshman Democrats co-president

    Led newly elected House Democrats.

  • Experience

    Private practice attorney

    Practiced law in San Antonio.

  • Experience

    Higher Education Committee vice-chair

    Led on state higher education policy.

  • Experience

    Texas Democratic floor leader

    Helped lead House Democrats.

  • Experience

    Congressional Hispanic Caucus chair

    Led the congressional caucus.

  • Experience

    Trailblazers College Tour creator

    Raised funds for student college visits.

  • Experience

    SA READS founder

    Established San Antonio's literacy campaign.

  • Experience

    Families Helping Families creator

    Created an annual dinner and awards.

  • Experience

    Visiting law professor

    Taught at St. Mary's University.

  • Experience

    Adjunct professor

    Taught at Trinity University.

  • Experience

    National College Advising Corps board member

    Serves education-related nonprofit leadership.

  • Accomplishment

    Literacy campaign book distribution

    Helped distribute over 200,000 books.

  • Experience

    Western Hemisphere ranking member

    Leads subcommittee Democrats.

  • Experience

    U.S.-Mexico Caucus co-founder

    Helped establish the congressional caucus.

  • Experience

    U.S.-Mexico Caucus co-chair

    Helps lead the congressional caucus.

  • Experience

    U.S.-Japan Caucus co-founder

    Helped establish the congressional caucus.

  • Experience

    U.S.-Japan Caucus co-chair

    Helps lead the congressional caucus.

  • Experience

    Pre-K and Child Care Caucus co-founder

    Helped establish the congressional caucus.

  • Experience

    Pre-K and Child Care Caucus co-chair

    Helps lead the congressional caucus.

  • Experience

    ASEAN Caucus co-founder

    Helped establish the congressional caucus.

  • Experience

    ASEAN Caucus co-chair

    Helps lead the congressional caucus.

  • Experience

    Hispanic-Serving Institutions Caucus co-chair

    Leads advocacy for these institutions.

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