Trail running events across Illinois

Vermilion County6 Chicago5 Kane County5 Cook County4 Dixon4 McLean County4 Springfield4 Yorkville4 Galena3 Belleville2 Crystal Lake2 Johnson County2 Lake County2 Lemont2 Lisle2 Monticello2 Normal2 Palatine2 Pekin2 Sangamon County2 St. Charles2 Vienna2 Will County2 Winnebago County2 Aurora1 Barrington1 Batavia1 Benton1 Bloomington1 Boone County1 Bourbonnais1 Bradley1 Brookfield1 Bureau County1 Cass County1 Champaign1 Charleston1 Chillicothe1 Collinsville1 Columbia1 Country Club Hills1 Crawford County1 Decatur1 East Peoria1 Edwardsville1 Elgin1 Elk Grove Village1 Findlay1 Frankfort1 Freeport1 Fulton County1 Geneva1 Gilberts1 Glen Carbon1 Glen Ellyn1 Greenville1 Hebron1 Herrin1 Jo Daviess County1 Joliet1 LaSalle County1 Lewistown1 Machesney Park1 Macon County1 Madison County1 Mason County1 Matteson1 McHenry1 Menard County1 Millstadt1 Nebo1 Northbrook1 Oak Forest1 Ogle County1 Ottawa1 Ozark1 Palos Heights1 Peoria1 Peoria County1 Piatt County1 Plainfield1 Pope County1 Port Byron1 Quincy1 Robinson1 Rockford1 Shelbyville1 Shorewood1 Stephenson County1 Sterling1 Tilden1 Urbana1 Warrenville1 Waukegan1 Wheaton1 Wheeling1 Whiteside County1 Williamson County1 Wood Dale1