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Built on bad decisions in Boulder, CO.

Barr Lake Trail Race

5 Race Events10M, 5K, Half Marathon, 50K, 30K

Aravaipa Running

Brighton, Colorado, United States

Course map for Barr Lake Trail Race 15K

Barr Lake Trail Race 15K

Jun 13, 2026

10MCrew

Course map for Barr Lake Trail Race 30K

Barr Lake Trail Race 30K

Jun 13, 2026

30KCrew

Course map for Barr Lake Trail Race 50K

Barr Lake Trail Race 50K

Jun 13, 2026

50KCrew

Course map for Barr Lake Trail Race 5K

Barr Lake Trail Race 5K

Jun 13, 2026

5KCrew

Course map for Barr Lake Trail Race Half Marathon

Barr Lake Trail Race Half Marathon

Jun 13, 2026

Half MarathonCrew