Seth
Halvorsen
PAge : 26Throws : R
#34
Seth Halvorsen
#34P
Height : 6' 2" · Weight : 110 kg · Bats : R · Throws : R · MLB debut : 2024-08-30
Born in : Chicago, IL, USA
MLB record
| Year | Team | PJ | V | D | MPM | MJ | RB | WHIP |
|---|---|---|---|---|---|---|---|---|
| 2026 | 32 | 1 | 2 | 5.90 | 29.0 | 23 | 1.72 | |
| 2026 | Los Angeles Dodgers | 11 | 1 | 1 | 8.10 | 10.0 | 6 | 1.30 |
| 2026 | Colorado Rockies | 21 | 0 | 1 | 4.74 | 19.0 | 17 | 1.95 |
| 2025 | Colorado Rockies | 42 | 1 | 2 | 4.99 | 39.2 | 36 | 1.56 |
| 2024 | Colorado Rockies | 12 | 2 | 1 | 1.46 | 12.1 | 13 | 0.81 |
| Career totals | 86 | 4 | 5 | 4.78 | 81.0 | 72 | 1.51 | |
Advanced stats, 2026 Relief pitcher
MLB stats →ERA
5.90
FIP
6.17
xFIP
5.20
ERA-
132
WHIP
1.72
K%
16.3 %
BB%
12.1 %
Strikeouts
23
Innings
29.0
Wins
1
Stats: MLB (statsapi) and Baseball Savant.
2027 projection
MLB trends →Projected WAR
-0.5
Strikeouts
27
2026 WAR
-0.4
This season's pace, over the average of the last two workloads, adjusted for next year's age.
Trend
→ Stable (-3)
- 2025-0.3 WAR · -0.5 per full season
- 2026-0.4 WAR · -0.9 per full season
Outlook, age included
+7 · 26 y.o. · prime years
It is only a projection. It knows nothing about injuries, trades or role changes.
Player ratings, 2026
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
60
Depth
- VEL
- Velocity
- 95
- STF
- Stuff
- 60
- CTL
- Control
- 65
- CNT
- Contact allowed
- 63
- STA
- Stamina
- —
- DUR
- Durability
- 67
- 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, 2026
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: 6.17 · RA9-WAR: -0.2
Statcast
Statcast leaderboards →MLB's tracking of every ball, 2026 season. The percentile ranks the player among regulars in the role: 90th means better than 90% of them.
Fastball
98.9 mi/h
97th percentile
K%
16.3 %
9th percentile
BB%
12.1 %
21th percentile
xERA
6.27
2th percentile
xwOBA allowed
.375
2th percentile
Barrels allowed
7.1 %
44th percentile
| Season | Team | WAR | PAL | OV | Fastball | K% | BB% | xERA | xwOBA allowed |
|---|---|---|---|---|---|---|---|---|---|
| 2026 | LAD | -0.4 | 8 | 60 | 98.9 | 16.3 | 12.1 | 6.27 | .375 |
| 2025 | COL | -0.3 | 27 | 68 | 100.0 | 20.8 | 12.1 | 4.36 | .323 |
Game log, 2026
| Date | Opponent | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Sep 19 | vs SF | 1.0 | 0 | 0 | 0 | 2 | 5.90 |
| Sep 17 | @ CIN | 1.0 | 2 | 1 | 0 | 1 | 6.11 |
| Sep 16 | @ CIN | 1.0 | 2 | 2 | 0 | 0 | 6.00 |
| Sep 12 | @ MIA | 1.0 | 0 | 0 | 0 | 1 | 5.54 |
| Sep 9 | vs CIN | 1.0 | 1 | 0 | 0 | 1 | 5.76 |
| Sep 7 | vs CIN | 1.0 | 2 | 1 | 0 | 0 | 6.00 |
| Sep 4 | vs WSH | 0.0 | 3 | 3 | 0 | 0 | 5.87 |
| Sep 1 | vs STL | 1.0 | 1 | 2 | 1 | 1 | 4.70 |
| Aug 30 | @ DET | 1.0 | 0 | 0 | 0 | 0 | 4.09 |
| Aug 29 | @ DET | 1.0 | 0 | 0 | 0 | 0 | 4.29 |
Seth Halvorsen in five questions
What is Seth Halvorsen's record in 2026?
Seth Halvorsen is 1-2 in 2026, with a 5.90 ERA and 23 strikeouts in 29.0 innings.
How old and how tall is Seth Halvorsen?
Seth Halvorsen is 26 years old (born February 18, 2000). He is 6'2" (188 cm) and weighs 243 lb (110 kg).
Where is Seth Halvorsen from?
Seth Halvorsen was born in Chicago, IL, United States.
How good is Seth Halvorsen?
Seth Halvorsen produced -0.4 wins above replacement (WAR) in 2026. His PAL rating is 8 out of 100: very poor for his position.
What is Seth Halvorsen's projection for 2027?
Our projection has him at -0.5 WAR in 2027, based on his weighted recent seasons and age.