American Masters 40-44 Road Records
| pending | |
| women-only |
Last updated: 07/30/2019
Men 40-44
| Event | Performance | Name | Location | Date |
| 1 mi. | 4:31 | John Gardiner (43) | Flint, MI | 2016-Aug-26 |
| 4:28 (p) | Nicholas Berra (44) | Pittsburgh, PA | 2013-Aug-09 | |
| 4:22 (p) | Neville Davey (43) | Danville, CA | 2018-May-06 | |
| 5 km | 13:39 | Bernard Lagat (42) | Carlsbad, CA | 2016-Apr-03 |
| 8 km | 23:25 | John Tuttle (40) | Chicago, IL | 1999-Mar-28 |
| 10 km | 27:48 | Bernard Lagat (40) | Manchester, | 2015-May-09 |
| 12 km | 36:06 | Mbarak Hussein (42) | Spokane, WA | 2007-May-06 |
| 15 km | 44:23 | Meb Keflezighi (40) | San Diego, CA | 2015-May-31 |
| 10 mi. | 47:39 | Meb Keflezighi (40) | San Diego, CA | 2015-May-31 |
| 20 km | 59:43 | Meb Keflezighi (40) | San Jose, CA | 2015-Sep-27 |
| Half-Marathon | 1:02:00 | Bernard Lagat (42) | Houston, TX | 2018-Jan-14 |
| 25 km | 1:17:12 | Mbarak Hussein (40) | Grand Rapids, MI | 2005-May-14 |
| 30 km | 1:34:03 | Meb Keflezighi (40) | Los Angeles, CA | 2016-Feb-13 |
| Marathon | 2:12:20 | Meb Keflezighi (40) | Los Angeles, CA | 2016-Feb-13 |
| 2:12:10 (p) | Bernard Lagat (44) | Southport, AUS | 2019-Jul-06 | |
| 50 km | 3:00:00 | Jeff Wall (40) | San Francisco, CA | 1982-Nov-06 |
| 50 mi. | 5:10:13 | Bernd Heinrich (41) | Chicago, IL | 1981-Oct-04 |
| 100 km | 6:38:21 | Bernd Heinrich (41) | Chicago, IL | 1981-Oct-04 |
| 100 mi. | 13:11:40 | Mike Morton (40) | Raleigh, NC | 2012-Mar-31 |
| 12 hr. | 144,840 m | Roy Pirrung (40) | Queens, NY | 1989-Apr-01 |
| 24 hr. | 277,542 m | Mike Morton (40) | Katowice, POL | 2012-Sep-09 |
| 144 hr. | 886,987 m | David Johnston (44) | Phoenix, AZ | 2014-Dec-28 |
Women 40-44
| Event | Performance | Name | Location | Date |
| 1 mi. | 5:24 (f) | Renee Tolan (42) | Flint, MI | 2017-Aug-25 |
| 4:50 (f) (p) | Magdalena Lewy-Boulet (40) | Pittsburgh, PA | 2013-Aug-09 | |
| 5 km | 15:48 (f) | Colleen De Reuck (40) | Albany, NY | 2004-Jun-05 |
| 15:48 | Deena Kastor (42) | San Jose, CA | 2015-Sep-26 | |
| 8 km | 26:19 | Ruth Wysocki (40) | Newport Beach, CA | 1997-Jul-12 |
| 10 km | 32:21 | Deena Kastor (41) | Philadelphia, PA | 2014-Sep-21 |
| 12 km | 40:04 (f) | Jennifer Rhines (41) | Alexandria, VA | 2015-Nov-15 |
| 15 km | 49:03 | Deena Kastor (41) | Philadelphia, PA | 2014-Sep-21 |
| 10 mi. | 52:41 | Deena Kastor (41) | Philadelphia, PA | 2014-Sep-21 |
| 20 km | 1:05:52 | Deena Kastor (41) | Philadelphia, PA | 2014-Sep-21 |
| Half-Marathon | 1:09:36 | Deena Kastor (41) | Philadelphia, PA | 2014-Sep-21 |
| 25 km | 1:25:15 | Colleen De Reuck (41) | Grand Rapids, MI | 2005-May-14 |
| 30 km | 1:45:04 | Deena Kastor (42) | Chicago, IL | 2015-Oct-11 |
| Marathon | 2:27:47 | Deena Kastor (42) | Chicago, IL | 2015-Oct-11 |
| 50 km | 3:22:51 | Caroline Boller (41) | Lloyd Neck LI, NY | 2016-Mar-05 |
| 50 mi. | 6:09:04 | Caroline Boller (42) | Madison, WI | 2017-Apr-07 |
| 100 km | 7:33:58 | Kami Semick (42) | Tarquinial, ITA | 2008-Nov-08 |
| 12 hr. | 128,747 m | Randi Bromka (40) | Sacramento, CA | 1992-Dec-30 |
| 24 hr. | 243,611 m | Pamela Smith (42) | Belfast, NIC | 2017-Jul-02 |
| 48 hr. | 390,024 m | Traci Falbo (42) | Anchorage, AK | 2014-Aug-04 |
| 144 hr. | 704,521 m | Sue Scholl (42) | Phoenix, AZ | 2014-Dec-28 |