Rochester, IA has a population of 36 and is the 28,475th largest city in the United States. The population density is 38 per sq mi which is 31% lower than the Iowa average and 58% lower than the national average. The median age in Rochester is 0 which is approximately 100% lower than the Iowa average of 38. In Rochester, 42% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 100% of Rochester residents were born in Iowa, 0% were born out of state, 0% were born outside of the United States and 0% were foreign born.
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The population density in Rochester is 31% lower than Iowa.
The median age in Rochester is 100% lower than Iowa.
In Rochester 100.00% of the population is White.
In Rochester 0.00% of the population is Black or African American.