CALENDAR
EVENTS IN DECEMBER 2026.
December is smaller but genuinely distinctive — season-closing HYROX and functional fitness finals, a handful of fast winter marathons, and a few of the most unusual endurance traditions on the calendar. Here's the full curated list of what's actually happening this December.
02 DEC 2026 · HYROX
HYROX London 2026
LONDON, UNITED KINGDOM · 8 KM RUNNING + 8 FUNCTIONAL FITNESS STATIONS (OPEN/PRO/DOUBLES/RELAY)
05 DEC 2026 · HYROX
HYROX Milan 2026
MILAN, ITALY · 8 KM RUNNING + 8 FUNCTIONAL FITNESS STATIONS (OPEN/PRO/DOUBLES/RELAY)
05 DEC 2026 · IRON-DISTANCE
IRONMAN Oman 2026
MUSCAT, OMAN · FULL DISTANCE (3.8KM / 180KM / 42.2KM)
06 DEC 2026 · RUNNING
Valencia Marathon 2026
VALENCIA, SPAIN · 42.195 KM · 10 KM (SATURDAY)
06 DEC 2026 · IRON-DISTANCE
IRONMAN Western Australia 2026
BUSSELTON, AUSTRALIA · FULL DISTANCE (3.8KM / 180KM / 42.2KM)
10 DEC 2026 · HYROX
HYROX Frankfurt 2026
FRANKFURT, GERMANY · 8 KM RUNNING + 8 FUNCTIONAL FITNESS STATIONS (OPEN/PRO/DOUBLES/RELAY/ADAPTIVE)
10 DEC 2026 · FUNCTIONAL FITNESS
DEKA World Championships 2026
FORT WORTH, UNITED STATES · 10-ZONE CIRCUIT (FIT) · RUNNING VARIANTS (MILE/STRONG)
10 DEC 2026 · HYROX
HYROX Stockholm 2026
STOCKHOLM, SWEDEN · OPEN · PRO · DOUBLES · DOUBLES PRO · RELAY
17 DEC 2026 · HYROX
HYROX Gent 2026
GHENT, BELGIUM · OPEN · PRO · DOUBLES · DOUBLES PRO · RELAY
17 DEC 2026 · FUNCTIONAL FITNESS
World Fitness Finals 2026
COPENHAGEN, DENMARK · PRO · ELITE TEAMS · INDIVIDUAL AGE GROUP · PROJECT 1 (COMMUNITY)
19 DEC 2026 · FUNCTIONAL FITNESS
XENOM Miami 2026
MIAMI BEACH, UNITED STATES · 10 FIXED EVENTS ACROSS 2 DAYS (ELITE / RX / COMPETE DIVISIONS)
20 DEC 2026 · RUNNING
Taipei Marathon 2026
TAIPEI, TAIWAN · HALF MARATHON · MARATHON
31 DEC 2026 · RUNNING
San Silvestre Vallecana 2026
MADRID, SPAIN · 10KM
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