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JUN 2026
19SUN
21
JUN
14th Annual Buffs4Life Kyle MacIntosh Memorial 5K Run/Walk
Boulder, US
SUN
21
JUN
Sunset Trail Running Festival
Boulder, US
SUN
21
JUN
Father's Day Classic 10k, 5k, & 1 Mile
Arvada, US
SUN
21
JUN
Juneteenth Fun Run 5K
Denver, US
SUN
21
JUN
Estes Park Marathon & Half Marathon 2026
Estes Park, US
TUE
23
JUN
The Red Schoolhouse Run
Louisville, US
WED
24
JUN
HIGH LINE CANAL SUMMER SCAMPER
Denver, US
WED
24
JUN
Mineral Springs Walking Tour
Steamboat Springs, US
FRI
26
JUN
Mad Creek Geological and Historical Hike
Steamboat Springs, US
SAT
27
JUN
Pearl Street Mile
Boulder, US
SAT
27
JUN
Denver Pride 5K
Denver, US
SAT
27
JUN
Love Hard 5k Fun Run
Denver, US
SAT
27
JUN
Before The Fourth 5k
Littleton, US
SAT
27
JUN
Trails 5K Run/Walk
Aurora, US
SAT
27
JUN
Slacker Races HALF-MARATHON / 4-MILE / RELAY
Georgetown, US
SAT
27
JUN
Chase the Moon
Highlands Ranch, US
SAT
27
JUN
Rowdy Gowdy
Cheyenne, US
SAT
27
JUN
D 4.9 k
Peyton, US
SAT
27
JUN
Sbt Trl
Steamboat Springs, US
14th Annual Buffs4Life Kyle MacIntosh Memorial 5K Run/Walk
Sunday, June 21, 2026 · Boulder, United States
Distances
5K
Start location
About this race
Join the Buff community for the 14th Annual Buffs4Life Kyle MacIntosh Memorial 5K. This event is for all ages and abilities. Meet current and former athletes, coaches, and fans, and enjoy food, music, and games. The run has raised over $100K for former CU athletes and their families in need, upholding the mission that no Buff be left to fight alone.