Grandfield is a city located in Oklahoma. With a 2020 population of 921, it is the 229th largest city in Oklahoma and the 10664th largest city in the United States. Grandfield is currently declining at a rate of -1.50% annually and its population has decreased by -11.27% since the most recent census, which recorded a population of 1,038 in 2010. Grandfield reached it's highest population of 1,040 in 2010. Spanning over 1 miles, Grandfield has a population density of 1,099 people per square mile.
The average household income in Grandfield is $49,698 with a poverty rate of 26.97%. The median rental costs in recent years comes to $528 per month, and the median house value is $58,800. The median age in Grandfield is 44.7 years, 46.1 years for males, and 43.3 years for females. For every 100 females there are 102.3 males.