American Masters 50 km Race Walk Road Records
| pending | |
| women-only |
Men
| Division | Performance | Name | Location | Date |
| 35-39 | 3:58:23 | Curt Clausen (36) | Chula Vista, CA | 2004-Feb-15 |
| 40-44 | 4:12:35 | Jonathan Matthews (40) | Palo Alto, CA | 1997-Feb-16 |
| 45-49 | 4:21:06 | Ray Sharp Varsano's Chocolates Racewalking (46) | Clermont, FL | 2006-Feb-12 |
| 50-54 | 4:23:15 | Jonathan Matthews (53) | Surprise, AZ | 2010-Feb-07 |
| 55-59 | 4:44:10 | Nick Bdera (55) | Hauppauge, NY | 2003-Oct-19 |
| 60-64 | 5:04:46 | Christoph Schmid World Class Racewalking (63) | Surprise, AZ | 2010-Feb-07 |
| 65-69 | 5:11:22 | Leon Jasionowski Pegasus Athletic Club (65) | Surprise, AZ | 2010-Feb-07 |
| 70-74 | 5:52:48 | Max Walker Pegasus Athletic Club (70) | Ocean Township, NJ | 2016-Oct-09 |
| 75-79 | 7:07:22 | Ed Gawinski (75) | Hauppauge, NY | 2002-Nov-10 |
Women
| Division | Performance | Name | Location | Date |
| 35-39 | 4:29:33 | Erin Taylor-Talcott Shore Athletic Club of New Jersey (38) | Santee, CA | 2017-Jan-28 |
| 40-44 | 4:42:34 | Susan Randall Shore Athletic Club of New Jersey (40) | Santee, CA | 2014-Dec-14 |
| 45-49 | 5:19:34 | Sherry Brosnahan | Manassas, VA | 2001-Mar-31 |
| 50-54 | 5:10:52 | Teresa Vaill Pegasus Athletic Club (54) | Santee, CA | 2017-Jan-28 |
| 55-59 | 6:31:52 | Cathy Mayfield (56) | Houston, TX | 2008-Jan-06 |
| 55-59 | 5:37:30 (p) | Kathryn Grimes Racewalkers Northwest (55) | Santee, CA | 2019-Jan-26 |
| 60-64 | 6:20:49 | Cathy Mayfield (62) | Coconut Creek, FL | 2013-Nov-24 |
| 65-69 | 6:26:44 | Darlene Backlund So Cal Track Club (65) | Ocean Township, NJ | 2010-Sep-12 |
| 70-74 | 6:50:24 | Darlene Backlund So Cal Track Club (71) | Santee, CA | 2017-Jan-28 |