Osage County is the largest county by area in the U.S. state of Oklahoma. Created in 1907 when Oklahoma was admitted as a state, the county is named for and is home to the federally recognized Osage N

Shidler is a city in Osage County, Oklahoma, United States. The population was 328 in the 2020 census, a decline from the figure of 441 recorded in 2010.