Olin is located in Iowa. Olin, Iowa has a population of 607. Olin is less family-centric than the surrounding county with 25% households with children. The county percentage for households with children is 25%.
The median household income in Olin, Iowa is $50,385. The median household income for the surrounding county is $60,810 compared to the national median of $66,222. The median age of people living in Olin is 43.4 years.
The average high temperature in July is 83.8 degrees, with an average low temperature in January of 6.6 degrees. The annual precipitation is 35.33.