Last with Chicago White Sox · C · No longer on a 40-man roster
Tyler Flowers has an estimated 9 years and 150 days of major league service time — 9.150 in the notation clubs use, from 1698 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2009 | Chicago White Sox | 36 | 0.036 | From transactions |
| 2010 | Chicago White Sox | 33 | 0.069 | From transactions |
| 2011 | Chicago White Sox | 81 | 0.150 | From transactions |
| 2012 | Chicago White Sox | 172 | 1.150 | From transactions |
| 2013 | Chicago White Sox | 172 | 2.150 | From transactions |
| 2014 | Chicago White Sox | 172 | 3.150 | Carried forward |
| 2015 | Chicago White Sox | 172 | 4.150 | From transactions |
| 2016 | Atlanta Braves | 172 | 5.150 | From transactions |
| 2017 | Atlanta Braves | 172 | 6.150 | From transactions |
| 2018 | Atlanta Braves | 172 | 7.150 | From transactions |
| 2019 | Atlanta Braves | 172 | 8.150 | Carried forward |
| 2020 | Atlanta Braves | 172 | 9.150 | 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.