Megan Eckert, 40, ran 1,024.319 km in six days at the EMU-GOMU 6-Day World Championships. She broke her own record by 53.634 km. Eckert ran on a flat, paved loop in Hungary.

Eckert surpassed the U.S. six-day record set by Joe Fejes in 2015. She also became the first woman to run over 1,000 km in a six-day race. Only four men have achieved this feat before. Read more racing coverage.

Eckert’s previous record was 603.155 miles, set at the 2025 Six Days of France. She broke Camille Herron’s previous women’s record by over 42 miles. Eckert is a teacher and coach in Santa Fe, N.M. Related: Chuo University Sets New Record in Men's 4x400m Relay.

This original Runner World brief is based on reporting from Canadian Running. Visit the source for its complete reporting, context and any later corrections.