Treynor is located in Iowa. Treynor, Iowa has a population of 898. Treynor is more family-centric than the surrounding county with 35.25% of the households containing married families with children. The county average for households married with children is 27.41%.
The median household income in Treynor, Iowa is $69,038. The median household income for the surrounding county is $56,291 compared to the national median of $57,652. The median age of people living in Treynor is 35.9 years.
The average high temperature in July is 84.8 degrees, with an average low temperature in January of 12 degrees. The average rainfall is approximately 33.5 inches per year, with 28.5 inches of snow per year.