| Competition | 1921 USA Swimming National Championships (Outdoor/LCM) | 
|---|---|
| Venue | Brooklyn, NY; Capitola-by-the-Sea, CA; Coronado, CA; Duluth, MN; Honolulu, HI; Hopatcong, NJ; Indianapolis, IN; New Rochelle, NY; New York, NY; Pittsburgh, PA | 
| Held | 18 August 1921 | 
| Status | Medal | 
| Competitors | 3 | 
| Countries | 1 | 
Indianapolis, Indiana / Indianapolis Athletic Club
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Ethelda Bleibtrey Women's Swimming Association, New York, NY | 6:30 | |||
| 🥈 | Charlotte Boyle Women's Swimming Association, New York, NY | — | |||
| 🥉 | Fraze Donnelly Hershey Aquatic Club | — |