Last with Arizona Diamondbacks · P · No longer on a 40-man roster
Alex Young has an estimated 4 years and 75 days of major league service time — 4.075 in the notation clubs use, from 763 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2019 | Arizona Diamondbacks | 95 | 0.095 | From transactions |
| 2020 | Arizona Diamondbacks | 172 | 1.095 | Carried forward |
| 2021 | Arizona Diamondbacks, Cleveland Indians | 136 | 2.059 | From transactions |
| 2022 | Cleveland Indians, San Francisco Giants | 67 | 2.126 | From transactions |
| 2023 | Cincinnati Reds | 172 | 3.126 | From transactions |
| 2024 | Cincinnati Reds, New York Mets | 121 | 4.075 | From transactions |
172 days credit a full year, so a season adds at most 1.000 no matter how long a player is on a roster. 3.000 years reaches salary arbitration and 6.000 reaches free agency —
what every threshold unlocks.
This figure is an estimate reconstructed from public roster
transaction records. It is not an official MLB or MLBPA figure — those are
not published. See the
methodology.
Last updated 2026-10-12.
Independent project, not affiliated with or endorsed by Major League
Baseball or the MLBPA.