Jackson Kowar
Bats R Throws R6'5" 200 lbBorn 1996 Weddington, USADebut 2021Team SEADraft 2015 R40 #1210 Detroit Tigers, Charlotte Christian School (NC) HS
Projections
| Season | BF | K% | BB% | HR% | 1B% | XBH% | PITCH+ |
|---|
| 2026 | 128 | 21.1 | 10.1 | 3.13 | 21.9 | 6.42 | 100.9 |
| 2027 | | | | | | | 102.8 |
| 2028 | | | | | | | 98.9 |
Projected rates are per plate appearance or batter faced; counting stats scale with projected playing time. Statcast measurements inform these projections as inputs and are reported as measurements, not projected.
Most similar through age 28
His ten closest age-28 comparables averaged 106 PITCH+ the next season; 3 of 10 played. Averages cover only the players who got a next season, which is why the played count matters.
Pitching
| Year | Team | W | L | ERA | G | GS | SV | IP | BF | HR | BB | SO | PITCH+ |
|---|
| 2027 proj | | | | | | | | | 128 | | | | 102.8 | | |
| 2026* | | | | | | | | | 0 | | | | | | |
| 2025 | SEA | 2 | 0 | 4.24 | 15 | 0 | 0 | 17.0 | 71 | 4 | 7 | 15 | 93.5 | 95.9 | 89.4 |
| 2023 | KC | 2 | 0 | 6.43 | 23 | 0 | 0 | 28.0 | 137 | 4 | 20 | 29 | 82.3 | 97.7 | 80.0 |
| 2022 | KC | 0 | 0 | 9.77 | 7 | 0 | 0 | 15.7 | 82 | 4 | 11 | 17 | 45.6 | 106.1 | 51.7 |
| 2021 | KC | 0 | 6 | 11.27 | 9 | 8 | 0 | 30.3 | 154 | 7 | 20 | 29 | 68.2 | 101.4 | 69.6 |
| Career | | 4 | 6 | 8.21 | 54 | 8 | 0 | 91.0 | 444 | 19 | 58 | 90 | 72.4 | | 72.7 |
Fielding
| Year | Team | Pos | G | Inn | PO | A | E | DP | Fld% | Runs saved |
|---|
| 2025 | SEA | P | 15 | 17 | 0 | 0 | 0 | 0 | | -0.4 |
| 2023 | KC | P | 23 | 28 | 1 | 1 | 0 | 0 | 1.000 | -0.4 |
| 2022 | KC | P | 7 | 16 | 0 | 4 | 0 | 0 | 1.000 | +0.6 |
| 2021 | KC | P | 9 | 30 | 0 | 7 | 0 | 0 | 1.000 | +0.3 |
Runs saved covers the Statcast era; for catchers it includes framing.
Minor leagues
| Year | Level | Team | Side | PA / BF | Line | AVG / ERA | OPS |
|---|
| 2025 | AAA | Tacoma Rainiers | Pit | 64 | 14.0 IP, 23% K | 2.57 | |
| 2023 | AAA | Omaha Storm Chasers | Pit | 220 | 45.1 IP, 22% K | 5.99 | |
| 2022 | AAA | Omaha Storm Chasers | Pit | 387 | 83.1 IP, 23% K | 6.17 | |
| 2021 | AAA | Omaha Storm Chasers | Pit | 338 | 80.2 IP, 34% K | 3.48 | |
| 2019 | AA | Northwest Arkansas Naturals | Pit | 310 | 74.1 IP, 25% K | 3.52 | |
| 2019 | A+ | Wilmington Blue Rocks | Pit | 312 | 74.0 IP, 21% K | 3.53 | |
| 2018 | A | Lexington Legends | Pit | 107 | 26.1 IP, 21% K | 3.45 | |
Splits
| Year | vs LHP | vs RHP | Home | Away |
|---|
| 2025 | 0.300 | 0.371 | 0.274 | 0.358 |
| 2023 | 0.374 | 0.406 | 0.268 | 0.462 |
| 2022 | 0.607 | 0.434 | 0.519 | 0.452 |
| 2021 | 0.455 | 0.414 | 0.410 | 0.460 |
wOBA by split, from pitch level data, 2015 on. For pitchers the split is the batter side faced.