Carter Kieboom
Bats R Throws R6'2" 220 lbBorn 1997 Marietta, USADebut 2019Team LAADraft 2016 R1 #28 Washington Nationals, Walton (GA) HS
Projections
| Season | PA | AB | H | 2B | 3B | HR | BB | SO | SB | AVG | OBP | SLG | OPS | ISO | wOBA | K% | BB% | HIT+ | WAR |
|---|
| 2026 | 83 | 75 | 18 | 3 | 0 | 2 | 7 | 19 | 1 | 0.243 | 0.308 | 0.363 | 0.671 | 0.120 | 0.297 | 23.2 | 7.8 | 83.8 | 0.09 |
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.
Batting
| Year | Team | G | PA | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS | HIT+ |
|---|
| 2025 | LAA | 3 | 8 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.250 | 0.250 | 0.250 | 0.500 | 32.9 |
| 2023 | WSH | 27 | 94 | 12 | 18 | 2 | 0 | 4 | 11 | 0 | 6 | 27 | 0.207 | 0.266 | 0.368 | 0.634 | 74.0 |
| 2021 | WSH | 62 | 249 | 26 | 45 | 6 | 0 | 6 | 20 | 0 | 25 | 62 | 0.207 | 0.301 | 0.318 | 0.619 | 73.8 |
| 2020 | WSH | 33 | 122 | 15 | 20 | 1 | 0 | 0 | 9 | 0 | 17 | 33 | 0.202 | 0.344 | 0.212 | 0.556 | 66.1 |
| 2019 | WSH | 11 | 43 | 4 | 5 | 0 | 0 | 2 | 2 | 0 | 4 | 16 | 0.128 | 0.209 | 0.282 | 0.491 | 13.5 |
| Career | | 136 | 516 | 57 | 90 | 9 | 0 | 12 | 43 | 0 | 52 | 139 | 0.200 | 0.297 | 0.300 | 0.597 | 66.4 |
Statcast
| Year | PA | EV | LA | Barrel% | HardHit% | Whiff% | Chase% | xBA | xSLG | xwOBA | Sprint |
|---|
| 2025 | 8 | 80.7 | 13.1 | 0.0 | 28.6 | 20.0 | 37.5 | 0.244 | 0.302 | 0.243 | |
| 2023 | 94 | 86.1 | 15.2 | 5.0 | 23.3 | 34.4 | 24.7 | 0.195 | 0.310 | 0.252 | 26.4 |
| 2021 | 249 | 85.3 | 7.4 | 3.8 | 36.3 | 29.5 | 29.3 | 0.230 | 0.343 | 0.300 | 27.3 |
| 2020 | 122 | 85.1 | 11.9 | 0.0 | 20.9 | 25.5 | 25.4 | 0.180 | 0.220 | 0.274 | 26.6 |
| 2019 | 43 | 90.9 | 12.4 | 9.1 | 43.5 | 26.7 | 21.3 | 0.211 | 0.389 | 0.281 | 27.0 |
Fielding
| Year | Team | Pos | G | Inn | PO | A | E | DP | Fld% | Runs saved |
|---|
| 2025 | LAA | 1B | 3 | 18 | 14 | 0 | 1 | 0 | 0.933 | -1.2 |
| 2023 | WSH | 3B | 26 | 191 | 17 | 28 | 2 | 3 | 0.957 | -7.1 |
| 2021 | WSH | 3B | 60 | 507 | 39 | 98 | 6 | 7 | 0.958 | -6.4 |
| 2020 | WSH | 3B | 31 | 256 | 16 | 69 | 3 | 4 | 0.966 | +1.4 |
| 2019 | WSH | SS | 10 | 90 | 15 | 21 | 4 | 4 | 0.900 | -1.7 |
Runs saved covers the Statcast era; for catchers it includes framing.
Minor leagues
| Year | Level | Team | Side | PA / BF | Line | AVG / ERA | OPS |
|---|
| 2026 | AAA | Lehigh Valley IronPigs | Bat | 348 | 7 HR, 0 SB | 0.283 | 0.776 |
| 2025 | AAA | Salt Lake Bees | Bat | 402 | 9 HR, 11 SB | 0.319 | 0.817 |
| 2024 | AAA | Rochester Red Wings | Bat | 359 | 7 HR, 3 SB | 0.265 | 0.751 |
| 2023 | AAA | Rochester Red Wings | Bat | 161 | 5 HR, 1 SB | 0.264 | 0.789 |
| 2021 | AAA | Rochester Red Wings | Bat | 181 | 5 HR, 1 SB | 0.236 | 0.761 |
| 2019 | AAA | Fresno Grizzlies | Bat | 494 | 16 HR, 5 SB | 0.303 | 0.902 |
| 2018 | AA | Harrisburg Senators | Bat | 273 | 5 HR, 3 SB | 0.262 | 0.721 |
| 2018 | A+ | Potomac Nationals | Bat | 285 | 11 HR, 6 SB | 0.298 | 0.880 |
| 2017 | A | Hagerstown Suns | Bat | 210 | 8 HR, 2 SB | 0.296 | 0.897 |
| 2016 | Rk | GCL Nationals | Bat | 155 | 4 HR, 1 SB | 0.244 | 0.775 |
Splits
| Year | vs LHP | vs RHP | Home | Away |
|---|
| 2025 | 0.000 | 0.300 | 0.180 | 0.300 |
| 2023 | 0.344 | 0.240 | 0.191 | 0.353 |
| 2021 | 0.285 | 0.281 | 0.329 | 0.236 |
| 2020 | 0.357 | 0.244 | 0.207 | 0.341 |
| 2019 | 0.200 | 0.212 | 0.269 | 0.113 |
wOBA by split, from pitch level data, 2015 on. For pitchers the split is the batter side faced.