Grand Valley is located in Colorado. Grand Valley, Colorado has a population of 616.
The median household income in Grand Valley, Colorado is $41,429. The median household income for the surrounding county is $66,503 compared to the national median of $57,652. The median age of people living in Grand Valley is 30.1 years.
The average high temperature in July is 88.9 degrees, with an average low temperature in January of 11.4 degrees. The average rainfall is approximately 17.7 inches per year, with 66.2 inches of snow per year.