Cincinnati Reds · P · Free agency eligible
Pierce Johnson has an estimated 7 years and 138 days of major league service time — 7.138 in the notation clubs use, from 1342 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2017 | Chicago Cubs | 15 | 0.015 | From transactions |
| 2018 | San Francisco Giants | 123 | 0.138 | From transactions |
| 2019 | San Diego Padres | 0 | 0.138 | From transactions |
| 2020 | San Diego Padres | 172 | 1.138 | Carried forward |
| 2021 | San Diego Padres | 172 | 2.138 | From transactions |
| 2022 | San Diego Padres | 172 | 3.138 | From transactions |
| 2023 | Colorado Rockies, Atlanta Braves | 172 | 4.138 | From transactions |
| 2024 | Atlanta Braves | 172 | 5.138 | From transactions |
| 2025 | Atlanta Braves | 172 | 6.138 | From transactions |
| 2026 | Cincinnati Reds | 172 | 7.138 | 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.