Pike Creek Valley, DE has a population of 10,077 and is the 3,924th largest city in the United States. The population density is 3,901 per sq mi which is 959% higher than the Delaware average and 4206% higher than the national average. The median age in Pike Creek Valley is 41 which is approximately 3% higher than the Delaware average of 40. In Pike Creek Valley, 47% of the population over 15 years of age are married, 90% speak English and 5% speak Spanish. 46% of Pike Creek Valley residents were born in Delaware, 42% were born out of state, 1% were born outside of the United States and 11% were foreign born.