LULAC is the largest and oldest Hispanic Organization in the United States. LULAC advances the economic condition, educational attainment, political influence, health and civil rights of Hispanic Americans through community-based programs operating at more than 700 LULAC councils nationwide. The organization involves and serves all Hispanic nationality groups.

District III is made up of the following counties in Northeast Texas: Archer, Bowie, Clay, Camp, Cass, Collin, Cooke, Dallas, Delta, Denton, Ellis, Fannin, Franklin, Grayson, Gregg, Harrison, Hopkins, Hunt, Jack, Kaufman, Lamar, Marion, Montague, Morris, Rains, Red River, Rockwall, Smith, Titus, Upshur, Van Zandt, Wichita, Wise, Wood and Young.