Trail · 10K · Already run

Two Brothers Up-and-Down


Idaho Springs, CO

Two Brothers Up-and-Down is a trail race of 6.2 miles (10 km) in Idaho Springs, Colorado. It was last run on Saturday, August 1, 2026. Registration is open to all.

There are 59 other upcoming races up to a half marathon in Colorado.

6.2miDistance
77°Flow 50°FTypical race day

Questions about Two Brothers Up-and-Down

When is Two Brothers Up-and-Down 2026?

Two Brothers Up-and-Down 2026 was on Saturday, August 1, 2026.

Where is Two Brothers Up-and-Down?

Two Brothers Up-and-Down is held in Idaho Springs, Colorado.

How long is Two Brothers Up-and-Down?

Two Brothers Up-and-Down is 6.2 miles (10 km).

How do you get into Two Brothers Up-and-Down?

Two Brothers Up-and-Down has open registration.

What is the weather usually like at Two Brothers Up-and-Down?

Around Two Brothers Up-and-Down's date, the day's high is typically about 77°F (25°C) and the low about 50°F (10°C), averaged over recent years.

What other races up to a half marathon are there in Colorado?

Other upcoming races up to a half marathon in Colorado include Louisville Trail Race (November 14, 2026), Louisville Trail Race (November 14, 2026) and Louisville Trail Race (November 14, 2026).

Other races in Colorado

Every race in Colorado

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