The UltraRunning link for the U.S.

Pony Express 100K/50 Mile Run/50K Sprint/30K Jaunt Course Records

Course Records

50 Mile
Brad Lael	            M	39	5:54:17 2004
Beverley Anderson-Abbs	    F	40	6:33:43 2004

50K
Daniel Piper	            M   46	4:09:32	2003
Amy Grafius	            F	30	4:09:10 2004

30K 
Brad Lael	            M   38	1:59:03	2003
Jennifer Pfeifer            F   31	2:18:40	2003