10 Miles

Men: Nathan Kwan, Davis, 50:09 (2022)

Women: Jane Kibii, Auburn, 54:59 (2018)

American Masters Road Running Record - Women 55-59
Jenny Hitchings, Sacramento, 1:01:15 (2021)

4 Miles

Men: Ross Walker, Carmichael, 20:47 (2019)

Women: Midori Sperandeo, Folsom, 24:27 (2021)

10 Miles

Men: Dave Taylor, UK, 48:40 (1996)

Women: Terry Pucket, Reno, 55:46 (1988)