Last with Chicago White Sox · P · No longer on a 40-man roster
Héctor Santiago has an estimated 7 years and 171 days of major league service time — 7.171 in the notation clubs use, from 1375 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2011 | Chicago White Sox | 24 | 0.024 | From transactions |
| 2012 | Chicago White Sox | 48 | 0.072 | From transactions |
| 2013 | Chicago White Sox | 172 | 1.072 | From transactions |
| 2014 | Los Angeles Angels | 171 | 2.071 | From transactions |
| 2015 | Los Angeles Angels | 172 | 3.071 | Carried forward |
| 2016 | Los Angeles Angels, Minnesota Twins | 172 | 4.071 | From transactions |
| 2017 | Minnesota Twins | 172 | 5.071 | From transactions |
| 2018 | Chicago White Sox | 172 | 6.071 | From transactions |
| 2019 | New York Mets, Chicago White Sox | 142 | 7.041 | From transactions |
| 2020 | Detroit Tigers | 0 | 7.041 | From transactions |
| 2021 | Seattle Mariners | 130 | 7.171 | 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.