Grandfield is located in Oklahoma. Grandfield, Oklahoma has a population of 869. Grandfield is less family-centric than the surrounding county with 24.24% of the households containing married families with children. The county average for households married with children is 26.98%.
The median household income in Grandfield, Oklahoma is $31,058. The median household income for the surrounding county is $40,728 compared to the national median of $57,652. The median age of people living in Grandfield is 47.1 years.
The average high temperature in July is 97 degrees, with an average low temperature in January of 25.3 degrees. The average rainfall is approximately 31.1 inches per year, with 1.9 inches of snow per year.