Grimes County is located in the southeastern part of the state of Texas. It was established in 1846 and is named after James Grimes, a governor of the Iowa Territory. The county seat is Anderson, which is known for its historical significance and charming small-town atmosphere. The county covers an area of approximately 1,100 square miles and features a mix of rural landscapes, forests, and waterways. It is part of the Houston–The Woodlands–Sugar Land metropolitan area and offers various recreational activities, including fishing and hiking, particularly in areas like the Sam Houston National Forest.