- source: Getty Thesaurus of Geographic Names
- source: Family History Library Catalog
- the text in this section is copied from an article in Wikipedia
Fairfax is a town in Osage County, Oklahoma, United States, within the Osage Indian Reservation. The population was 1,380 at the 2010 census, down 11.3 percent from 1,555 at the 2000 census.