So far in his pro baseball career, Sheffield has accumulated 151 punch outs in 180 frames while conceding 207 hits. He has earned a WHIP of 1.625 while being the owner of a FIP of 5.3 and he has given up a total of 108 earned runs. He has gone up against 822 opposing batters and he has a K/BB ratio of 1.76 in his MLB career. Sheffield (11-12 career win-loss mark) has allowed 10.3 hits per 9 innings while earning a 5.39 earned run average.
| Year | Team | G | IP | W | L | WHIP | ERA | H | BB | SO | FIP | SV | GS | HR | ER | R | BF | SO/W | H/9 | SO/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 47 | 180.3 | 11 | 12 | 1.625 | 5.39 | 207 | 86 | 151 | 5.31 | 0 | 32 | 22 | 108 | 117 | 822 | 1.76 | 10.3 | 7.5 | |
| 2022 | SEA | 5 | 6.2 | 0 | 0 | 0.600 | 0.00 | 2 | 2 | 3 | 3.12 | 0 | 0 | 0 | 0 | 0 | 23 | 1.50 | 2.7 | 4.1 |
| 2021 | SEA | 21 | 80.1 | 7 | 8 | 1.842 | 6.83 | 105 | 43 | 63 | 5.66 | 0 | 15 | 14 | 61 | 69 | 385 | 1.47 | 11.8 | 7.1 |
| 2020 | SEA | 10 | 55.1 | 4 | 3 | 1.301 | 3.58 | 52 | 20 | 48 | 3.17 | 0 | 10 | 2 | 22 | 23 | 232 | 2.40 | 8.5 | 7.8 |
| 2019 | SEA | 8 | 36.0 | 0 | 1 | 1.722 | 5.50 | 44 | 18 | 37 | 4.71 | 0 | 7 | 5 | 22 | 22 | 168 | 2.06 | 11.0 | 9.3 |
| 2018 | NYY | 3 | 2.2 | 0 | 0 | 2.625 | 10.13 | 4 | 3 | 0 | 11.41 | 0 | 0 | 1 | 3 | 3 | 14 | 0.00 | 13.5 | 0.0 |
2022 Stats for Justus Sheffield
| Stat | Total | MLB Rank |
|---|---|---|
| Wins | 0 | 589th |
| Losses | 0 | 608th |
| Win-Loss Percentage | .000 | 589th |
| Earned Run Average (ERA) | 0.00 | 792nd |
| Games Played | 5 | 549th |
| Games Started | 0 | 604th |
| Games Finished | 3 | 296th |
| Complete Games | 0 | 572nd |
| Shutouts | 0 | 572nd |
| Saves | 0 | 576th |
| Innings Pitched | 6 | 572nd |
| Hits Allowed | 2 | 746th |
| Runs Allowed | 0 | 802nd |
| Earned Runs Allowed | 0 | 795th |
| Home Runs Allowed | 0 | 707th |
| Walks | 2 | 641st |
| Intentional Walks | 0 | 580th |
| Strikeouts | 3 | 647th |
| Hit Batters | 0 | 641st |
| Balks | 0 | 577th |
| Wild Pitches | 0 | 613th |
| Batters Faced | 23 | 605th |
| ERA+ | 0 | 795th |
| FIP | 3.12 | 692nd |
| WHIP | 0.600 | 847th |
| Hits Allowed Per 9 Innings | 2.7 | 841st |
| Home Runs Allowed Per 9 Innings | 0.0 | 707th |
| Walks Per 9 Innings | 2.7 | 551st |
| Strikeouts Per 9 Innings | 4.1 | 759th |
| Strikeout to Walk Ratio | 1.5 | 556th |
2021 Stats for Justus Sheffield
| Stat | Total | MLB Rank |
|---|---|---|
| Wins | 7 | 127th |
| Losses | 8 | 82nd |
| Win-Loss Percentage | .467 | 447th |
| Earned Run Average (ERA) | 6.85 | 970th |
| Games Played | 21 | 518th |
| Games Started | 15 | 161st |
| Games Finished | 0 | 1106th |
| Complete Games | 0 | 953rd |
| Shutouts | 0 | 949th |
| Saves | 0 | 988th |
| Innings Pitched | 80 | 171st |
| Hits Allowed | 105 | 115th |
| Runs Allowed | 69 | 69th |
| Earned Runs Allowed | 61 | 81st |
| Home Runs Allowed | 14 | 143rd |
| Walks | 43 | 74th |
| Intentional Walks | 1 | 418th |
| Strikeouts | 63 | 265th |
| Hit Batters | 5 | 158th |
| Balks | 0 | 976th |
| Wild Pitches | 5 | 136th |
| Batters Faced | 385 | 153rd |
| ERA+ | 61 | 885th |
| FIP | 5.66 | 899th |
| WHIP | 1.842 | 1012th |
| Hits Allowed Per 9 Innings | 11.8 | 194th |
| Home Runs Allowed Per 9 Innings | 1.6 | 391st |
| Walks Per 9 Innings | 4.8 | 310th |
| Strikeouts Per 9 Innings | 7.1 | 819th |
| Strikeout to Walk Ratio | 1.5 | 854th |
2020 Stats for Justus Sheffield
| Stat | Total | MLB Rank |
|---|---|---|
| Wins | 4 | 62nd |
| Losses | 3 | 132nd |
| Win-Loss Percentage | .571 | 227th |
| Earned Run Average (ERA) | 3.59 | 690th |
| Games Played | 10 | 392nd |
| Games Started | 10 | 81st |
| Games Finished | 0 | 757th |
| Complete Games | 0 | 662nd |
| Shutouts | 0 | 659th |
| Saves | 0 | 687th |
| Innings Pitched | 55 | 64th |
| Hits Allowed | 52 | 57th |
| Runs Allowed | 23 | 105th |
| Earned Runs Allowed | 22 | 103rd |
| Home Runs Allowed | 2 | 462nd |
| Walks | 20 | 51st |
| Intentional Walks | 0 | 693rd |
| Strikeouts | 48 | 69th |
| Hit Batters | 3 | 98th |
| Balks | 0 | 671st |
| Wild Pitches | 1 | 335th |
| Batters Faced | 232 | 66th |
| ERA+ | 119 | 276th |
| FIP | 3.17 | 554th |
| WHIP | 1.301 | 735th |
| Hits Allowed Per 9 Innings | 8.5 | 424th |
| Home Runs Allowed Per 9 Innings | 0.3 | 651st |
| Walks Per 9 Innings | 3.3 | 460th |
| Strikeouts Per 9 Innings | 7.8 | 522nd |
| Strikeout to Walk Ratio | 2.4 | 349th |
2019 Stats for Justus Sheffield
| Stat | Total | MLB Rank |
|---|---|---|
| Wins | 0 | 965th |
| Losses | 1 | 651st |
| Win-Loss Percentage | .000 | 965th |
| Earned Run Average (ERA) | 5.50 | 802nd |
| Games Played | 8 | 773rd |
| Games Started | 7 | 249th |
| Games Finished | 0 | 990th |
| Complete Games | 0 | 852nd |
| Shutouts | 0 | 851st |
| Saves | 0 | 890th |
| Innings Pitched | 36 | 474th |
| Hits Allowed | 44 | 391st |
| Runs Allowed | 22 | 443rd |
| Earned Runs Allowed | 22 | 411th |
| Home Runs Allowed | 5 | 526th |
| Walks | 18 | 403rd |
| Intentional Walks | 0 | 933rd |
| Strikeouts | 37 | 456th |
| Hit Batters | 3 | 316th |
| Balks | 0 | 873rd |
| Wild Pitches | 3 | 294th |
| Batters Faced | 168 | 456th |
| ERA+ | 80 | 638th |
| FIP | 4.71 | 679th |
| WHIP | 1.722 | 941st |
| Hits Allowed Per 9 Innings | 11.0 | 225th |
| Home Runs Allowed Per 9 Innings | 1.3 | 576th |
| Walks Per 9 Innings | 4.5 | 352nd |
| Strikeouts Per 9 Innings | 9.3 | 388th |
| Strikeout to Walk Ratio | 2.1 | 547th |
2018 Stats for Justus Sheffield
| Stat | Total | MLB Rank |
|---|---|---|
| Wins | 0 | 927th |
| Losses | 0 | 937th |
| Win-Loss Percentage | .000 | 927th |
| Earned Run Average (ERA) | 12.27 | 1128th |
| Games Played | 3 | 874th |
| Games Started | 0 | 887th |
| Games Finished | 2 | 566th |
| Complete Games | 0 | 825th |
| Shutouts | 0 | 824th |
| Saves | 0 | 844th |
| Innings Pitched | 2 | 905th |
| Hits Allowed | 4 | 900th |
| Runs Allowed | 3 | 876th |
| Earned Runs Allowed | 3 | 868th |
| Home Runs Allowed | 1 | 829th |
| Walks | 3 | 827th |
| Intentional Walks | 0 | 903rd |
| Strikeouts | 0 | 981st |
| Hit Batters | 0 | 928th |
| Balks | 0 | 842nd |
| Wild Pitches | 1 | 640th |
| Batters Faced | 14 | 900th |
| ERA+ | 47 | 857th |
| FIP | 11.41 | 1161st |
| WHIP | 2.625 | 1141st |
| Hits Allowed Per 9 Innings | 13.5 | 120th |
| Home Runs Allowed Per 9 Innings | 3.4 | 70th |
| Walks Per 9 Innings | 10.1 | 37th |
| Strikeouts Per 9 Innings | 0.0 | 981st |
| Strikeout to Walk Ratio | 0.0 | 977th |