Find Local Running Races
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.
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.[4]
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In 2014, there were more than 1,100 marathons and more than 541,000 finishers in the U.S.
