Bee Cave, TX has a population of 5,802 and is the 5,876th largest city in the United States. The population density is 824 per sq mi which is 750% higher than the Texas average and 809% higher than the national average. The median age in Bee Cave is 41 which is approximately 20% higher than the Texas average of 34. In Bee Cave, 71% of the population over 15 years of age are married, 84% speak English and 8% speak Spanish. 39% of Bee Cave residents were born in Texas, 43% were born out of state, 3% were born outside of the United States and 15% were foreign born.