Richland County is located in southeastern Illinois and has a population of 16,967 people. Olney is the county seat while Noble serves as the largest city in Richland County. Richland County features many outdoor recreational areas including parks, conservation areas, nature trails and local lakes that offer an abundance of activities such as hiking, biking, fishing and swimming. Visitors can also find fine dining establishments throughout the area as well as a number of historic sites that tell the stories of Richland County’s past.