Rusk, TX has a population of 5,580 and is the 6,022nd largest city in the United States. The population density is 772 per sq mi which is 697% higher than the Texas average and 752% higher than the national average. The median age in Rusk is 37 which is approximately 8% higher than the Texas average of 34. In Rusk, 39% of the population over 15 years of age are married, 84% speak English and 15% speak Spanish. 76% of Rusk residents were born in Texas, 15% were born out of state, 1% were born outside of the United States and 8% were foreign born.