Long Grove's Prairie State Half Marathon, 10K & Oktoberfest 5K

Prairie State Half Marathon, 10K & Oktoberfest 5K - 10/3/2026Long Grove, IL #PrarieStateHalf #PrairieState10K #PrairieStateRun The Prairie State Half Marathon, 10K & Oktoberfest 5K is a tour through the historic downtown streets & neighborhoods of Long Grove. Event times, dates, location and all other details are subject to change prior to the event. All official information is on the event's website AllCommunityEvents.com.