Davenport, IA has a population of 102,305 and is the 302nd largest city in the United States. The population density is 1,610 per sq mi which is 2847% higher than the Iowa average and 1677% higher than the national average. The median age in Davenport is 35 which is approximately 8% lower than the Iowa average of 38. In Davenport, 52% of the population over 15 years of age are married, 93% speak English and 4% speak Spanish. 61% of Davenport residents were born in Iowa, 35% were born out of state, 1% were born outside of the United States and 4% were foreign born.