Medicine Park, OK has a population of 292 and is the 22,637th largest city in the United States. The population density is 145 per sq mi which is 166% higher than the Oklahoma average and 60% higher than the national average. The median age in Medicine Park is 55 which is approximately 52% higher than the Oklahoma average of 36. In Medicine Park, 62% of the population over 15 years of age are married, 96% speak English and 1% speak Spanish. 34% of Medicine Park residents were born in Oklahoma, 63% were born out of state, 2% were born outside of the United States and 1% were foreign born.