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Grundy County Speedway

United States

Layout: Main Oval

Country
United States
Grundy County Speedway Main Oval

Circuit facts & history

Grundy County Speedway opened on 30 May 1971 after the Mazon Speed Bowl closed.

Grundy County was selected to host its first USAC Mopar National Midget race in July 2011.

The 64th Bettenhausen Memorial drew 30 entries to Grundy County Speedway in 2025.

Grundy County Speedway · Products

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GridMerch

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Size guide

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