Last with Detroit Tigers · C · No longer on a 40-man roster
Alex Avila has an estimated 12 years and 63 days of major league service time — 12.063 in the notation clubs use, from 2127 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2009 | Detroit Tigers | 63 | 0.063 | From transactions |
| 2010 | Detroit Tigers | 172 | 1.063 | Carried forward |
| 2011 | Detroit Tigers | 172 | 2.063 | Carried forward |
| 2012 | Detroit Tigers | 172 | 3.063 | From transactions |
| 2013 | Detroit Tigers | 172 | 4.063 | From transactions |
| 2014 | Detroit Tigers | 172 | 5.063 | Carried forward |
| 2015 | Detroit Tigers | 172 | 6.063 | From transactions |
| 2016 | Chicago White Sox | 172 | 7.063 | From transactions |
| 2017 | Chicago Cubs, Detroit Tigers | 172 | 8.063 | From transactions |
| 2018 | Arizona Diamondbacks | 172 | 9.063 | From transactions |
| 2019 | Arizona Diamondbacks | 172 | 10.063 | From transactions |
| 2020 | Minnesota Twins | 172 | 11.063 | From transactions |
| 2021 | Washington Nationals | 172 | 12.063 | 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.