Pampa, TX has a population of 18,172 and is the 2,393rd largest city in the United States. The population density is 2,016 per sq mi which is 1979% higher than the Texas average and 2125% higher than the national average. The median age in Pampa is 36 which is approximately 5% higher than the Texas average of 34. In Pampa, 62% of the population over 15 years of age are married, 76% speak English and 22% speak Spanish. 64% of Pampa residents were born in Texas, 23% were born out of state, 1% were born outside of the United States and 11% were foreign born.