Shenandoah, TX has a population of 2,653 and is the 9,469th largest city in the United States. The population density is 1,359 per sq mi which is 1302% higher than the Texas average and 1400% higher than the national average. The median age in Shenandoah is 47 which is approximately 37% higher than the Texas average of 34. In Shenandoah, 71% of the population over 15 years of age are married, 90% speak English and 5% speak Spanish. 45% of Shenandoah residents were born in Texas, 44% were born out of state, 1% were born outside of the United States and 10% were foreign born.