Duathlon Race Calendar in Maryland, United States

Rocky Gap Off-Road Triathlon, Duathlon, Aqua Bike, and Relay

Flintstone, Maryland, United States

12 Jul, 2026 (Sun)

$57.50 - $110.00

Triathlon, Duathlon, Aquabike

31.9K 17.3K 35.1K 22.8K +3

Bay Bridge Paddle

Annapolis, Maryland, United States

13 Sep, 2026 (Sun)

$60.00 - $365.00

Paddle sports, Duathlon

14.5K 4.8K 1.6K +14

Rev3 Back Bay

Snow Hill, Maryland, United States

13 Sep, 2026 (Sun)

$100.00 - $120.00

Triathlon, Duathlon, Aquabike

30.7K 31.5K 25.7K

Baltimore Triathlon Festival

Chase, Maryland, United States

03 Oct, 2026 (Sat) – 04 Oct, 2026

$100.00 - $120.00

Triathlon, Aquabike, Duathlon

28.2K 23.2K 29K +5

Rev3 Mighty Matapeake

Stevensville, Maryland, United States

17 Oct, 2026 (Sat)

$100.00 - $120.00

Triathlon, Duathlon, Aquabike

25.1K 25.6K 20.1K

Rev3 Nanticoke River

Bivalve, Maryland, United States

03 May, 2026 (Sun)

Triathlon, Aquabike, Duathlon

30.6K 25.7K Ultra 40.1K +4