Mason
Thompson
PAge : 28Throws : R
#22
Mason Thompson
#22P
Height : 6' 6" · Weight : 109 kg · Bats : R · Throws : R · MLB debut : 2021-06-22
Born in : Round Rock, TX, USA
MLB record
| Year | Team | PJ | V | D | MPM | MJ | RB | WHIP |
|---|---|---|---|---|---|---|---|---|
| 2025 | Washington Nationals | 14 | 1 | 1 | 11.81 | 10.2 | 11 | 2.63 |
| 2023 | Washington Nationals | 51 | 4 | 4 | 5.50 | 54.0 | 44 | 1.56 |
| 2022 | Washington Nationals | 24 | 1 | 1 | 2.92 | 24.2 | 15 | 1.14 |
| 2021 | 31 | 1 | 3 | 4.01 | 24.2 | 23 | 1.91 | |
| 2021 | Washington Nationals | 27 | 1 | 3 | 4.15 | 21.2 | 21 | 1.94 |
| 2021 | San Diego Padres | 4 | 0 | 0 | 3.00 | 3.0 | 2 | 1.67 |
| Career totals | 120 | 7 | 9 | 5.21 | 114.0 | 93 | 1.64 | |
Advanced stats, 2023 Relief pitcher
MLB stats →ERA
5.50
FIP
4.03
xFIP
4.60
ERA-
126
WHIP
1.56
K%
18.3 %
BB%
9.2 %
Strikeouts
44
Innings
54.0
Wins
4
Stats: MLB (statsapi) and Baseball Savant.
2024 projection
MLB trends →Projected WAR
0.3
Strikeouts
32
2023 WAR
0.5
This season's pace, over the average of the last two workloads, adjusted for next year's age.
Trend
→ Stable (+2)
- 2021-0.2 WAR · -0.5 per full season
- 20220.0 WAR · 0.0 per full season
- 20230.5 WAR · 0.6 per full season
Outlook, age included
+27 · 25 y.o. · usually still improving
It is only a projection. It knows nothing about injuries, trades or role changes.
Player ratings, 2023
All ratings →Ratings from 0 to 100, computed from Statcast and MLB stats over four seasons, never by hand. 75 = established regular, 87 = 90th percentile, 95+ = elite.
OV · Overall
65
Depth
- VEL
- Velocity
- 76
- STF
- Stuff
- 58
- CTL
- Control
- 74
- CNT
- Contact allowed
- 77
- STA
- Stamina
- —
- DUR
- Durability
- 72
- EX
- Experience
- 47
Why these ratings?Hide details
- VEL — Velocity : Fastball velocity
- STF — Stuff : Strikeouts, K − BB
- CTL — Control : Walks avoided
- CNT — Contact allowed : xwOBA, barrels and hard-hit balls allowed
- STA — Stamina : Innings per start and innings pitched
- DUR — Durability : Games played over several seasons
- EX — Experience : Seasons in the majors
WAR and PAL Rating, 2023
How we rate →WAR is fWAR (FanGraphs' version, distributed through MLB's API): wins added above a replacement player. PAL Rating scores performance from 0 to 100 against regulars in the same role (50 = median).
PAL: dimensions
A pitcher's WAR
Computed by MLB from FIP (strikeouts, walks, home runs). FIP: 4.03 · RA9-WAR: -0.5
Statcast
Statcast leaderboards →MLB's tracking of every ball, 2023 season. The percentile ranks the player among regulars in the role: 90th means better than 90% of them.
Fastball
94.5 mi/h
50th percentile
K%
18.3 %
12th percentile
BB%
9.2 %
50th percentile
xERA
4.58
24th percentile
xwOBA allowed
.328
24th percentile
Barrels allowed
5.3 %
77th percentile
| Season | Team | WAR | PAL | OV | Fastball | K% | BB% | xERA | xwOBA allowed |
|---|---|---|---|---|---|---|---|---|---|
| 2023 | WSH | 0.5 | 20 | 65 | 94.5 | 18.3 | 9.2 | 4.58 | .328 |
| 2022 | WSH | 0.0 | 36 | 66 | 95.5 | 14.9 | 8.9 | 3.64 | .300 |
| 2021 | WSH | -0.2 | 17 | 61 | 95.7 | 19.0 | 12.4 | 4.79 | .334 |
Game log, 2023
| Date | Opponent | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Sep 10 | vs LAD | 0.2 | 3 | 1 | 0 | 1 | 5.50 |
| Sep 8 | vs LAD | 0.1 | 1 | 0 | 2 | 1 | 5.40 |
| Sep 6 | vs NYM | 0.2 | 0 | 0 | 0 | 0 | 5.43 |
| Sep 1 | vs MIA | 0.2 | 1 | 1 | 0 | 0 | 5.50 |
| Aug 29 | @ TOR | 1.2 | 1 | 1 | 1 | 2 | 5.40 |
| Aug 27 | @ MIA | 1.0 | 1 | 0 | 0 | 0 | 5.40 |
| Aug 25 | @ MIA | 0.0 | 5 | 4 | 0 | 0 | 5.51 |
| Aug 22 | @ NYY | 1.0 | 1 | 0 | 0 | 0 | 4.78 |
| Aug 20 | vs PHI | 0.2 | 2 | 2 | 0 | 0 | 4.88 |
| Jul 31 | vs MIL | 1.0 | 1 | 0 | 0 | 0 | 4.56 |
Mason Thompson in five questions
What is Mason Thompson's record in 2023?
Mason Thompson is 4-4 in 2023, with a 5.50 ERA and 44 strikeouts in 54.0 innings, 1 save.
How old and how tall is Mason Thompson?
Mason Thompson is 28 years old (born February 20, 1998). He is 6'6" (198 cm) and weighs 240 lb (109 kg).
Where is Mason Thompson from?
Mason Thompson was born in Round Rock, TX, United States.
How good is Mason Thompson?
Mason Thompson produced 0.5 wins above replacement (WAR) in 2023, 129th of 268 players at his position in the MLB. His PAL rating is 20 out of 100: below average for his position.
What is Mason Thompson's projection for 2024?
Our projection has him at 0.3 WAR in 2024, based on his weighted recent seasons and age.