2024 Marathon Swim Calendar - North America

United States

List of organized, annual marathon swim events in the United States. 10 km (6 miles) or longer. Confirmed 2024 dates.
DateSwimLocationDistanceResults
2024-04-14 Swim Miami Miami, FL 10 km results
2024-04-24 S.C.A.R. Swim Challenge Saguaro Lake, AZ 9.5 mi results
2024-04-25 S.C.A.R. Swim Challenge Canyon Lake, AZ 9 mi results
2024-04-26 S.C.A.R. Swim Challenge Apache Lake, AZ 17 mi results
2024-04-27 S.C.A.R. Swim Challenge Roosevelt Lake, AZ 10 km results
2024-05-04 O'Crud Swim Mount Holly, NC 10 km results
2024-05-18 Low Country Splash Charleston, SC 6 mi
2024-06-07 FKCC Swim Around Key West Key West, FL 12 mi results
2024-06-08 Key West Open Water Swims Key West, FL 10 km
2024-06-08 Del Valle Open Water Festival Livermore, CA 10 km results
2024-06-15 END-WET Grand Forks, ND to Oslo, MN 36 mi results
2024-06-21 Swim Around Key West Key West, FL 12 mi results
2024-07-13 Swim with a Mission Newfound Lake, NH 10 km
2024-07-13 Finger Lakes Challenge Seneca Lake, NY 6 mi, 12 mi results
2024-07-14 Portland Bridge Swim Portland, OR 11 mi results
2024-07-20 Swim Ocean City Ocean City, MD 9 mi results
2024-07-20 Applegate Lake Jacksonville, OR 10 km results
2024-07-20 Cornhusker State Games Raymond, NE 10 km results
2024-07-27 Kingdom Swim Lake Memphremagog, VT 10 mi results
2024-07-27 SAA Long Island Sound Larchmont, NY 10 km
2024-07-28 Change Your Latitude 57˚ Sitka, AK 10 km results
2024-08-03 North Shore 10K Oahu, HI 10 km results
2024-08-03 Swim Across the Sound Bridgeport, CT 25 km results
2024-08-03 SAA Nassau / Suffolk Long Island Glen Cove, NY 10 km
2024-08-06 Swim the Kingdom - Lake Seymour Seymour Lake, VT 10 km
2024-08-07 Swim the Kingdom - Echo Lake Echo Lake, VT 12 km
2024-08-08 Swim the Kingdom - Lake Memphremagog (Clubhous) Lake Memphremagog, VT 10 km
2024-08-09 Boston Light Swim Boston, MA 8 mi results
2024-08-10 Swim the Kingdom - Lake Willoughby 2x Lake Willoughby, VT 10 mi results
2024-08-10 Minnetonka Challenge Lake Minnetonka, MN 10 mi results
2024-08-11 Ali'i Challenge Roughwater Kailua-Kona, HI 10 km
2024-08-12 Around Beavertail Jamestown, RI 11.1 km results
2024-08-17 Rose Pitonof Swim New York, NY 17 mi results
2024-08-17 Lake George Swim Hague, NY 10 km results
2024-08-17 Swim to the Moon Hell, MI 10 km results
2024-08-18 Swim to the Moon Hell, MI 15 km results
2024-08-24 3 Rivers Marathon Swim Pittsburgh, PA 30 km results
2024-08-24 The Castle Wellington Lake, CO 10 km results
2024-08-30 Bender Memorial Marathon Swim Bridgeport, PA 6/8 mi, 15km results
2024-09-07 Alligator Lighthouse Swim Islamorada, FL 9 mi results
2024-09-08 Horsetooth Swim Fort Collins, CO 10 km results
2024-09-22 Bridges to Bluffs Knoxville, TN 10 km results
2024-09-23 Swim for the Potomac Washington, DC 10 km results
2024-09-29 La Jolla Cove 10-mile Relay La Jolla, CA 10 mi results
2024-10-05 Swim the Suck Chattanooga, TN 10 mi results
2024-10-13 Swim Around Charleston Charleston, SC 12 mi results
2024-11-05 TriFloyd 8-mile Swim Clearwater, FL 8 mi

Organized Small Group Marathon Swims - United States


Dates not yet known - United States

Lake Travis Relay, Semana Nautica 6 mile Swim, Bear Lake Monster Swim, Deer Creek Marathon Swim, La Jolla Cove 10 mile, Capitola-Santa Cruz Pier-to-Pier,


Caribbean & other offshore

List of organized, annual marathon swim events in the Caribbean and other offshore locations. 10 km (6 miles) or longer. Confirmed 2024 dates.
DateSwimLocationDistanceResults
2024-10-13 Bermuda Round-the-Sound Bermuda 10 km results
2024-11-10 Barbados Open Water Festival Carlyle Bay, Barbados 10 km results

Canada

List of organized, annual marathon swim events in Canada. 10 km (6 miles) or longer. Confirmed 2024 dates.
DateSwimLocationDistanceResults
2024-07-21 Canaqua Sports OWS Series - Parry Sound Parry Sound, ON 10 km
2024-08-04 Canaqua Sports OWS Series - Welland Welland, ON 10 km
2024-08-05 Swim the Kingdom - Lac Massawippi Lake Massawippi, QC 9 mi results
2024-08-10 Around the Bay Challenge Vancouver, BC 10 km
2024-08-24 Skaha Lake Ultra Swim Skaha Lake, BC 11.8 km
2024-09-08 Canaqua Sports OWS Series - Welland Canal Welland, ON 10 km

Mexico

List of organized, annual marathon swim events in Mexico. 10 km (6 miles) or longer. Confirmed 2024 dates.
DateSwimLocationDistanceResults
2024-05-19 El Cruce Cancun, Mexico 10 km results