Ranked from data

Largest triathlons in the US

Triathlons in the US ranked by finishers in each race's most recent scored edition. Big fields mean closed roads, full aid stations, and a real race-day crowd.

50
races ranked
18
states with their own list
#RaceWhereNext dateFinishersMedian finish
1Gold Nugget Triathlon2026 editionAnchorage, AlaskaTBA1,3951:48:06
2Cohasset Triathlon2025 editionCohasset, MassachusettsJun 27, 20279361:28:21
3YMCA Wrightsville Beach Sprint Triathlon2026 editionWrightsville Beach, North CarolinaSep 18, 20277361:41:18
4Lake Mills Triathlon2026 editionLake Mills, WisconsinJun 6, 20276951:36:27
5Devil's Challenge Triathlon2026 editionBaraboo, WisconsinSep 19, 20276941:56:24
6Reston Sprint Triathlon2026 editionReston, VirginiaJun 6, 20276631:32:55
7Nantucket Triathlon2025 editionNantucket, MassachusettsJul 17, 20276031:32:19
8Wisconsin Women's Triathlon2026 editionPleasant Prairie, WisconsinAug 15, 20275041:48:06
9Sugar River Triathlon2026 editionBelleville, WisconsinAug 22, 20274651:50:45
10Pardeeville Triathlon2026 editionPardeeville, WisconsinJul 10, 20274561:35:53
11Tri-ing for A Cure Triathlon2026 editionDousman, WisconsinJul 25, 20274561:46:55
12Montauk Lighthouse Triathlon2026 editionMontauk, New YorkJul 18, 20274491:43:21
13Cypress Sprint and Youth Triathlon2026 editionCypress, TexasTBA4341:18:58
14Tri CLE2026 editionCleveland, OhioTBA4301:41:30
15Niantic Bay Triathlon2026 editionNiantic, ConnecticutTBA4161:37:41
16Runner's Edge - TOBAY Triathlon & Junior Triathlon2026 editionOyster Bay, New YorkTBA4041:26:27
17Wisconsin Triterium Triathlon2026 editionVerona, WisconsinJun 26, 20273981:30:59
18Monster Triathlon2025 editionKeller, TexasOct 10, 20273791:38:25
19Lake Country Triathlon2026 editionOconomowoc, WisconsinJul 31, 20273631:37:45
20ISLANDMAN TRIATHLON2026 editionAvalon, New JerseyTBA3591:26:44
21Tri the Parks - Lake Lanier Rowing Park Sprint2026 editionGainesville, GeorgiaJun 5, 20273581:39:16
22Huntsville Sprint Triathlon2026 editionHuntsville, AlabamaTBA3501:12:13
23Oilman Texas Triathlon2025 editionMontgomery, TexasNov 14, 20263491:27:26
24Lago Mar MultiSport Festival2026 editionTexas City, TexasTBA3481:32:33
25EOD Memorial Challenge 20262026 editionNiceville, FloridaTBA3352:08:34
26Loveland Lake to Lake Triathlon2026 editionLoveland, ColoradoTBA3311:48:36
27Indian River Networks 41st Annual PineappleMan Triathlon/Duathlon2026 editionMelbourne Beach, FloridaJun 6, 20273261:29:30
28Triathlon 20272026 editionQuakertown, PennsylvaniaAug 1, 20273171:46:12
29Stone Harbor Triathlon2026 editionStone Harbor, New JerseyTBA3141:21:42
30Green Lake Triathlon2026 editionGreen Lake, WisconsinJul 18, 20273131:34:04
31City of Edinburg Triathlon2026 editionEdinburg, TexasTBA3101:01:27
32Columbia River Triathlon2025 editionVancouver, WashingtonJul 9, 20273091:31:54
33Old College Tri & 5K2026 editionDenton, TexasAug 22, 20273041:25:46
34Second Beach Sprint Triathlon2026 editionMiddletown, Rhode IslandTBA3031:24:08
35Cocoa Beach Triathlon & Duathlon2026 editionCocoa Beach, FloridaApr 11, 20272991:23:18
36DQ 16th Annual Medford Lakes Colony Sprint Triathlon, Duathlon, & Aquabike *#2026 editionMedford Lakes, New JerseyAug 22, 20272991:43:06
37Marsh Creek Sprint Triathlon2026 editionDowningtown, PennsylvaniaSep 19, 20272991:48:06
38Smithfield Sprint Triathlon2026 editionSmithfield, VirginiaApr 3, 20272911:20:57
39Tri PTC Sprint Triathlon2026 editionPeachtree City, GeorgiaTBA2911:31:11
40Tri the Parks - Don Carter State Park Sprint2026 editionGainesville, GeorgiaAug 21, 20272891:31:24
41Azalea Sprint Triathlon2026 editionWilmington, North CarolinaMar 7, 20272881:19:07
42Waterman's Triathlon Festival2026 editionRock Hall, MarylandOct 2, 20272861:45:17
43Lake Tye Triathlon - 20262026 editionMonroe, WashingtonTBA2851:35:43
442026 Wyckoff/Franklin Lakes Triathlon2026 editionFranklin Lakes, New JerseyTBA2821:40:39
45South Seas Captiva Island Triathlon2026 editionCaptiva Island, FloridaTBA2821:15:58
46The Why Not Tri2026 editionPalmer, AlaskaTBA2791:25:25
47Columbia Triathlon2026 editionColumbia, MarylandJun 13, 20272771:21:32
482026 Dave Parcells Madison Triathlon2026 editionMadison, ConnecticutTBA2751:33:42
49Clemson Triathlon2026 editionSeneca, South CarolinaTBA2712:16:57
50Turtleman Triathlon2026 editionJupiter, FloridaJun 19, 20272701:14:39

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More rankings

Rankings use each race's most recent scored edition from the last 24 months and refresh as results are posted. Races without published results are not ranked.