Central Texas · Texas School District

United ISD

United ISD is the largest school district in Webb County, serving Laredo. United ISD teachers qualify for TSAHC Heroes program eligibility. Verified May 19, 2026.

Last verified May 19, 2026

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What Buyers Should Know

United ISD is the largest school district in Webb County (~45,000 students across 5 high schools), serving most of urbanized Laredo. United HS, Alexander HS, John B. Alexander HS, United South HS, and Lyndon B. Johnson HS anchor the district. United ISD teachers and full-time school staff qualify for the TSAHC Homes for Texas Heroes Program.