East Moline, IL has a population of 21,394 and is the 2,028th largest city in the United States. The population density is 1,469 per sq mi which is 561% higher than the Illinois average and 1522% higher than the national average. The median age in East Moline is 39 which is approximately 3% higher than the Illinois average of 37. In East Moline, 54% of the population over 15 years of age are married, 77% speak English and 13% speak Spanish. 66% of East Moline residents were born in Illinois, 20% were born out of state, 1% were born outside of the United States and 14% were foreign born.