Hunstville is the county seat of Walker County, Texas. Its population, as of the 2010 census was 38,548. The city is the core of the Huntsville micropolitan area. Ephraim Gray opened a market post on this land in 1836, and that’s when the city began to rise. Gray became the first postmaster one year later, and he had named the town after his hometown Huntsville in Alabama. Huntsville also became a home to Sam Houston, who was the President of the Republic of Texas, and after who the city Houston was named. Huntsville is positioned around 70 miles north of Houston.