|Alt names||Barton||source: USGS, GNIS Digital Gazetteer (1994) GNIS40009821|
|Located in||Washita, Oklahoma, United States|
- source: Getty Thesaurus of Geographic Names
- the text in this section is copied from an article in Wikipedia
Sentinel is a town in Washita County, Oklahoma, United States. The population was 901 at the 2010 census, an increase of 4.9 percent from 859 at the 2000 census.