DataBaseball
2026
Josh Hader headshot

Players · H · Pitcher · 2026

Josh Hader

Age
32
B/T
L/L
Height
6' 3"
Weight
188 lb
Number
#71
Born
April 7, 1994 in Millersville, MD, United States
MLB debut
June 10, 2017
Drafted
2012, round 19
High school
Old Mill
Salary, 2026
$19M
dbWAR
12.4
13 season(s)
IP
44.2
ERA
1.01
FIP
1.94
K/9
11.1
FIP−
46
100 = avg

Josh Hader is a relief pitcher for the Houston Astros. In 2026 he struck out 55 batters over 44.2 innings across 45 appearances, going 4-2. His ERA of 1.01 is 75.9% lower than the league average of 4.18 — the best on his team, and the second best among MLB pitchers with 20+ innings. Stripping out defence, his 1.94 FIP suggests that his ERA had some help behind him. He missed bats on 34.2% of swings (18.5% of every pitch he threw), walked 9.0% of the batters he faced and struck out 32.9%. His 1.4 dbWAR is built from that FIP rather than runs allowed, so it credits him for what he controls and not for the defence behind him.

League context

Percentile among qualified pitchers, 2026.

FIP1.94
K/911.1
WHIP0.76
WAR1.4

WAR by season

2.31.20.017181920212223242526

Pitching

Standard and advanced, by season.

Trend
2026HOU45044.2422619555151.011.940.7611.13.024461.4
2025HOU48052.26228291276162.053.250.8513.02.749780.9
2024HOU71071.088344330105253.803.500.9613.33.293860.9
2023SD61056.1233332885301.282.691.1013.64.830621.4
2022MIL/SD56050.02536432981215.223.451.2814.63.8132870.6
2021MIL60058.24234258102241.231.690.8415.63.729402.1
2020MIL21019.012138831103.794.030.9514.74.785910.2
2019MIL61075.235374122138202.623.100.8116.42.458691.6
2018MIL55081.161123622143302.432.230.8115.83.359542.3
2017MIL35047.2230251168222.083.030.9912.84.248701.0

Batting

Standard and advanced, by season.

Trend
2019MIL22000001.000.000.000.000.0000.0%50.0%.000-0.6-120-0.0
2018MIL22100001.500.500.500.0001.0000.0%50.0%.439+0.21830.1
2017MIL44000002.000.000.000.000.0000.0%50.0%.000-1.1-120-0.0

Platoon splits

How left- and right-handed hitters fare against him.

Opponent batting by the side the hitter bats from, 2026. Counted from play-by-play, so totals can differ from the box-score season line by a plate appearance or two.
SplitPAABHHRBBSOAVGOBPSLGwOBAK%
vs LHB484591311.200.250.289.24422.9%
vs RHB1191071001244.093.185.121.15737.0%

Pitch sequencing

What Josh Hader throws in each count, and what he follows each pitch with. Select any cell for the breakdown.

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SinkerSlider

Select a count to see exactly what Josh Hader throws in it.

Pitch arsenal

What he throws, how hard, how often it misses, and what hitters do with it.

Sinker64.3%43595.12,26656.6%28.4%101.109.333
Slider35.7%24184.52,49150.2%45.9%51.157.455
Josh Hader's arsenal by usage. Velocity is average release speed in mph, spin in rpm, and whiff rate is misses per swing — the cleanest single measure of whether a pitch beats hitters. BAA and OPS are what hitters did against each pitch, credited to the one that ended the plate appearance, and are left blank under 15 at-bats.

Head to head

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Josh Hader

Similar players

Nearest 2026 seasons by command, run prevention and role, on rate statistics rather than totals.

How these are computed

wOBA uses linear weights measured from this season's own play-by-play rather than published constants, and wRC+ is park-adjusted against that same league. dbWAR is our own open implementation — not fWAR or bWAR — and the full derivation, including its simplifications, is on the methodology page.