See below for a frequently-updated, comprehensive list of upcoming running events in the local New Castle, CO area. Races listed here include both walking and running events of various distances — from 1-milers, to 5Ks, to marathons, and everything else in between.
Sorry, we did not find any running events in or near New Castle at this time.
Complete list of running events in and near New Castle, CO: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
New Castle (CO) is a town in Garfield County with an estimated population of 4,518.
Subscribe to get the latest on racing delivered to your inbox, once per week.
In 2014, there were more than 1,100 marathons and more than 541,000 finishers in the U.S.