100K Races in Canada
Discover 12 upcoming 100k races across Canada, from local community events to major city road races. Popular provinces include Alberta. Browse popular distances like 5K, Road, 10K, Trail, and 1K, or compare race dates, distances, and registration links in one calendar to find your next 100k start line.
100K Races in Canada 2026
Trail
The Alpenglow 100 2026
Jul 3, 2026
Valemount, BC
65KKids Race100K38K
Trail
Fat Dog 120 Trail Race 2026
Aug 7, 2026
Manning Park, BC
120 Mile100K40 Mile
Trail
Iron Legs Mountain Races 2026
Aug 8, 2026
Bragg Creek, AB
100K60K50 Mile25K
Trail
2026 Dirty Feet Heartbreak 100km, 50km and Relay
Aug 15, 2026
Thompson-Nicola, BC
100K25K50K
Trail
Ultra Trail Whistler by UTMB 2026
Aug 22, 2026
Whistler, BC
100K50K25K10K
Trail
Steep Ultra 2026
Sep 5, 2026
Corner Brook, NL
50K100K
Trail
Lost Soul Ultra Marathon 2026
Sep 11, 2026
Lethbridge, AB
100 Mile100K50K
Trail
SOO 200 2026
Sep 11, 2026
Sault Ste. Marie, ON
200 Mile100 Mile100K50K
Trail
Ultra Trail Forillon 2026
Sep 18, 2026
Gaspé, QC
54K100K100 Mile
Road
2026 Dream Nation Apparel Vancouver Island 24 Hour
Sep 19, 2026
Duncan, BC
50K100K
Trail
2026 Rivers Edge Ultra
Sep 19, 2026
Spruce Grove, AB
21K80K50K3K+3
Trail
Iron Horse Ultra 2026
Oct 2, 2026
St. Paul, AB
100K100 Mile