Last with Boston Red Sox · RF · No longer on a 40-man roster
Josh Reddick has an estimated 10 years and 158 days of major league service time — 10.158 in the notation clubs use, from 1878 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2009 | Boston Red Sox | 49 | 0.049 | From transactions |
| 2010 | Boston Red Sox | 42 | 0.091 | From transactions |
| 2011 | Boston Red Sox | 113 | 1.032 | From transactions |
| 2012 | Oakland Athletics | 172 | 2.032 | Carried forward |
| 2013 | Oakland Athletics | 172 | 3.032 | From transactions |
| 2014 | Oakland Athletics | 172 | 4.032 | From transactions |
| 2015 | Oakland Athletics | 172 | 5.032 | From transactions |
| 2016 | Los Angeles Dodgers, Oakland Athletics | 172 | 6.032 | From transactions |
| 2017 | Houston Astros | 172 | 7.032 | From transactions |
| 2018 | Houston Astros | 172 | 8.032 | From transactions |
| 2019 | Houston Astros | 172 | 9.032 | Carried forward |
| 2020 | Houston Astros | 172 | 10.032 | From transactions |
| 2021 | Arizona Diamondbacks | 126 | 10.158 | 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.