Secret City Half Marathon and 5K

Secret City Half Marathon and 5K Date: November 14, 2026 The half marathon route starts at the scenic Melton Lake Park peninsula. Considered a great PR course! Course runs along the beautiful Melton Lake then down by an operational quarry for a change of scenery. Continue along a serene tree-lined private road then wind through Oak Ridge. Finish your race along the water s edge right back to the peninsula. Course is USATF certified with certification # TN15066MS. The 5K race route starts and finishes at the Melton Lake Park peninsula. The course follows the water s edge along Melton Lake to Elza Gate Park then double back down the walking trail to the peninsula. A very scenic, easy, and enjoyable 5K run. Cert #: TN15077MS