>> Home    >> Race Information    >> Course Map/Elevation    >> Lodging    >> 2021 Participants    >> Results    >> Contact Race Director    >> Pictures    >> Links 10/9/2020 2021 Registration will open at 1pm CST on November 1, 2020. Race Date is February 13, 2021 2020 Results STAY UP TO DATE BY FOLLOW OUR INSTAGRAM ACCOUNT - SYLAMORE50K 2021 Race Date Has Been Set For February 13th, 2021. 2021 REGISTRATION Registration is SOLD OUT Again, we thank you for your continued support. We look forward to seeing everyone in Allison in February. Results (CLICK HERE) 2017 Photos: Black Dog Photos are available here. Follow our Instagram account (Sylamore50K) for the freshest updates. Click here to read about the Sylamore 50K in Trail Runner Magazine. Hoof It for Heifer 20K Trail Run at Petit Jean State Park, Benefitting Heifer International.