Waukon, IA has a population of 3,786 and is the 7,694th largest city in the United States. The population density is 1,273 per sq mi which is 2230% higher than the Iowa average and 1305% higher than the national average. The median age in Waukon is 46 which is approximately 21% higher than the Iowa average of 38. In Waukon, 69% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 73% of Waukon residents were born in Iowa, 27% were born out of state, 0% were born outside of the United States and 0% were foreign born.