These are the current records in the various age groups of masters athletics for United States competitors.
For record purposes, older athletes are not included in younger age groups, except in the case of relay team members.
There are two categories of relay records, one for composite teams made up of four American runners usually National teams at major championships, and a Club record for members of the same club, from the same Association.
The combined events use an age-graded result applied against the standard scoring table.
They are noted with an "i" Key: Awaiting ratification Club record Source:[36] Barry Phelps David White Kirt Iverson Tom Legan Key: Awaiting ratification Source:[36]