Cosgrove is located in Iowa. Cosgrove, Iowa has a population of 347.
The median household income in Cosgrove, Iowa is $65,714. The median household income for the surrounding county is $67,414 compared to the national median of $69,021. The median age of people living in Cosgrove is 34.4 years.
The average high temperature in July is 83.9 degrees, with an average low temperature in January of 11.8 degrees. The average rainfall is approximately 36.2 inches per year, with 26.6 inches of snow per year.