American Masters 50-54 Outdoor Track & Field Records
| pending | |
| women-only |
Last updated: 07/10/2019
Men 50-54
| Event | Performance | Name | Location | Date |
| 15,000 m | 52:15.9 | Craig Godwin (50) | McKenzie River, OR | 2017-Sep-10 |
| 10 mi. | 55:45 | Peter Mundle (50) | Los Angeles, CA | 1978-Oct-01 |
| 20,000 m | 1:11:13 | Craig Godwin (50) | McKenzie River, OR | 2017-Sep-10 |
| 25,000 m | 1:30:28.9 | Craig Godwin (50) | McKenzie River, OR | 2017-Sep-10 |
| 30,000 m | 2:00:31 | Stuart Calderwood (52) | New York, NY | 2009-Jun-09 |
| 20 mi. | 2:15:16.7 | Bob Nugent (50) | Bladwinsville, NY | 2010-Oct-17 |
| 50,000 m | 3:40:51 | Steve Stowers (50) | Sydney, AUS | 2016-Jun-18 |
| 3:39:26 (p) | Thomas Reiss (50) | Phoenix, AZ | 2018-Dec-09 | |
| 50 mi. | 6:09:43 | Steve Stowers (50) | Sydney, AUS | 2016-Jun-18 |
| 100,000 m | 7:43:14 | Steve Stowers (50) | Sydney, AUS | 2016-Jun-18 |
| 100 mi. | 13:52:29 | Jay Aldous (50) | Phoenix, AZ | 2011-Dec-18 |
| 200,000 m | 19:37:20.5 | Bob Hearn (51) | Riverbank, CA | 2017-Feb-25 |
| 19:22:08 (p) | Bob Hearn (53) | Phoenix, AZ | 2018-Dec-09 | |
| 1 hr. | 17,314 m | Peter Mundle (50) | Los Angeles, CA | 1978-Oct-01 |
| 2 hr. | 29,234 m | Bob Nugent (50) | Baldwinsville, NY | 2010-Oct-17 |
| 12 hr. | 140,400 m | Jay Aldous (50) | Phoenix, AZ | 2011-Dec-18 |
| 24 hr. | 240,185 m | Bob Hearn (50) | Phoenix, AZ | 2015-Dec-19 |
| 247,921 m (p) | Bob Hearn (53) | Phoenix, AZ | 2018-Dec-09 | |
| 48 hr. | 372,463 m | Roy Pirrung (51) | Surgeres, FRA | 2000-Jun-03 |
Women 50-54
| Event | Performance | Name | Location | Date |
| 15,000 m | 1:05:58.1 | Barbara Meadows (54) | Tucson, AZ | 1985-Jan-12 |
| 10 mi. | 1:09:42.8 | Barbara Meadows (54) | Tucson, AZ | 1985-Jan-12 |
| 20,000 m | 1:28:58.5 | Barbara Meadows (54) | Tucson, AZ | 1984-Nov-10 |
| 25,000 m | 1:52:24.4 | Barbara Meadows (54) | Tucson, AZ | 1984-Nov-10 |
| 30,000 m | 2:47:55 | Beryl Skelton (54) | Rochester, NY | 1983-Nov-05 |
| 20 mi. | 3:02:28 | Beryl Skelton (54) | Rochester, NY | 1983-Nov-05 |
| 50,000 m | 4:38:48 | Connie Gardner (50) | Phoenix, AZ | 2013-Dec-14 |
| 50 mi. | 7:08:28 | Sandra Kiddy (54) | Hayward, CA | 1991-Aug-03 |
| 100,000 m | 9:16:28 | Sandra Kiddy (54) | Hayward, CA | 1991-Aug-03 |
| 100 mi. | 16:52:28 | Debra Horn (53) | Phoenix, AZ | 2012-Dec-15 |
| 200,000 m | 22:04:35 | Laurie Dymond (50) | Sharon Hill, PA | 2016-May-14 |
| 1 hr. | 14,440 m (f) | Jennifer Rapaport (50) | Lynn, MA | 2014-Aug-11 |
| 2 hr. | 26,609 m | Barbara Meadows (54) | Tucson, AZ | 1984-Nov-10 |
| 12 hr. | 123,308 m | Connie Gardner (50) | Phoenix, AZ | 2013-Dec-14 |
| 24 hr. | 214,000 m | Laurie Dymond (50) | Sharon Hill, PA | 2016-May-14 |
| 48 hr. | 377,892 m | Sue Ellen Trapp (51) | Surgeres, FRA | 1997-May-04 |
| 144 hr. | 705,784 m | Liz Bauer (54) | Abingdon, | 2013-Aug-11 |