Hampton, IL has a population of 1,996 and is the 11,038th largest city in the United States. The population density is 1,208 per sq mi which is 443% higher than the Illinois average and 1233% higher than the national average. The median age in Hampton is 43 which is approximately 16% higher than the Illinois average of 37. In Hampton, 67% of the population over 15 years of age are married, 95% speak English and 3% speak Spanish. 67% of Hampton residents were born in Illinois, 30% were born out of state, 0% were born outside of the United States and 3% were foreign born.