Illinois Open Series

Est. 2003
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Fairfield Park
Round Lake, IL
Sinnissippi Park
Sterling, IL
Eagle Ridge / Civic Center
Oswego, IL
Anna Page Park
Rockford, IL
Lemon Lake County Park
Crown Point, IN

Upcoming Tournaments   View All Events

IOS #130 Northwood Open - MPO/MA2/MA4/FA2/FA4/MA40 Saturday, May 3, 2025 Northwood Park · Morton, IL
IOS #130 Northwood Open (All Others) Sunday, May 4, 2025 Northwood Park · Morton, IL
IOS #131 Forest City Frenzy presented by Discraft Saturday, June 14, 2025 - Sunday, June 15, 2025 Anna Page Park · Rockford, IL
IOS #132 Forsyth Open presented by Discraft Friday, June 27, 2025 - Sunday, June 29, 2025 Forsyth DGC · Forsyth, IL
IOS #133 Sinnissippi Open in cooperation with Rock River Disc Golf (MPO/MA2/MA4/FA2/FA4/MA40) Saturday, July 26, 2025 Sinnissippi Park · Sterling, IL
IOS #133 Sinnissippi Open in cooperation with Rock River Disc Golf (All Others) Sunday, July 27, 2025 Sinnissippi Park · Sterling, IL
IOS #134 Case Jackson Memorial (MPO/MA2/MA4/FA2/FA4/MA40) Presented by Discontinuum Saturday, August 30, 2025 Fairfield Park · Round Lake, IL
IOS #134 Case Jackson Memorial (All Others) Presented by Discontinuum Sunday, August 31, 2025 Fairfield Park · Round Lake, IL
IOS #136 Illiana Open Sunday, October 12, 2025 Lemon Lake County Park · Crown Point, IN

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