The Express-Star, "Grady County's News Source," is a daily newspaper published six days a week in Chickasha, Oklahoma, United States. The publication covers Grady County, Oklahoma. It is published Monday through Friday, and on Sundays.The publication is owned by Community Newspaper Holdings Inc., a company founded in 1997 by Ralph Martin. CNHI newspapers cross-sell advertising packages and share some editorial content through the CNHI News Service.