Hudson, IA has a population of 2,414 and is the 10,028th largest city in the United States. The population density is 287 per sq mi which is 426% higher than the Iowa average and 217% higher than the national average. The median age in Hudson is 42 which is approximately 9% higher than the Iowa average of 38. In Hudson, 71% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 82% of Hudson residents were born in Iowa, 15% were born out of state, 0% were born outside of the United States and 2% were foreign born.