Endurance Grid lists 8 races in Janesville, Wisconsin, from September 2026 to June 2027.
The race calendar
The Janesville race calendar is busiest in October, September, and June. It covers a range of endurance sports — you'll find races in Running, Swimming, and Trail Running — so there's usually a race near you. Distances span a wide range across those sports; you'll see 5K, 1 Mile, 2 Mile / 3K, and 10K.
Weather on race day varies by time of year, so it lives where it’s accurate — each race page shows that race’s typical high, low, and rain chance from NOAA climate normals for its venue and date.
Population
65,813
as of 2023
City Elevation
941 ft
Nearest Airport
MSN
Dane County Regional Truax Field
Time Zone
Central Time
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