DataBaseball
2026
Jakob Marsee headshot

Players · M · CF · 2026

Jakob Marsee

Age
25
B/T
L/L
Height
6' 0"
Weight
180 lb
Number
#87
Born
June 28, 2001 in Dearborn, MI, United States
MLB debut
August 1, 2025
Drafted
2022, round 6
College
Central Michigan
dbWAR
4.9
2 season(s)
PA
612
AVG
.232
OBP
.348
SLG
.361
wRC+
108
100 = avg

Jakob Marsee is a center fielder for the Miami Marlins. So far in 2026 he has hit 11 home runs and knocked in 41 RBIs, notching 119 hits across 612 plate appearances in 151 games. His batting average is .232, 4.9% lower than the league average of .244. He reached base at a .348 clip and slugged .361, for an OPS of .709, 1.4% lower than the league mark of .719 — 9th of 16 on his team, and 218th of 462 among MLB batters with 100+ plate appearances. He averaged 85.5 mph off the bat, hit 34.8% of balls in play at 95 mph or better, barrelled 3.1% of them and made contact on 81.9% of his swings. Adjusted for his ballpark and league, his 108 wRC+ puts his offence 8% above average. That comes to 2.9 dbWAR — +3.7 runs with the bat, +0.9 for the ballpark, -1.3 on the bases, +1.0 on double plays, +4.4 for the position he plays, against replacement level. It includes no fielding: defensive runs are proprietary and are not estimated here, so the figure credits playing a demanding position but not playing it well.

League context

Percentile among qualified batters, 2026.

wRC+108
wOBA.326
ISO.129
BB%12.7%
WAR2.9

How the WAR is built

Runs above replacement, 2026. These terms sum to +27.7 runs, divided by runs-per-win to give WAR. There is no fielding term.

Batting+3.7Ballpark+0.9Baserunning-1.3Double plays+1.0Position+4.4Replacement+18.9
BattingBallparkBaserunningDouble playsPositionReplacement

WAR by season

2.91.40.02526

Batting

Standard and advanced, by season.

Trend
2026MIA15161211911412378126.232.348.361.129.28612.7%20.6%.326+3.71082.9
2025MIA5523461533142248.292.363.478.187.3579.4%20.5%.366+9.81412.0

Platoon splits

How he hits left- and right-handed pitching.

Batting by the hand the pitcher throws with, 2026. Counted from play-by-play, so totals can differ from the box-score season line by a plate appearance or two.
SplitPAABHHRBBSOAVGOBPSLGwOBAK%
vs LHP1461132311939.204.364.301.32126.7%
vs RHP46640096105987.240.343.378.32718.7%

Spray chart

Where every ball he put in play landed, 2026.

Loading 392 batted balls…

Contact quality

How hard and at what angle he hits it, over 391 tracked batted balls in 2026. Percentiles are against qualified batters.

Barrel rate
3.1%
12 barrels
Exit velocity
85.5
mph average
Max exit velo
110.9
mph, hardest hit
Hard hit
34.8%
95 mph or better
Sweet spot
36.3%
8–32° launch
Launch angle
15.8°
average
Barrel rate3.1%
Exit velocity85.5 mph
Hard hit rate34.8%
Contact rate81.9%

A barrel is a batted ball whose exit velocity and launch angle have historically produced at least a .500 average and 1.500 slugging — 98 mph within 26–30°, widening to 8–50° by 116 mph. Reconstructed from Statcast's published anchor points, which reproduces them exactly; the interior is within a degree. Sweet spot (8–32°) is an exact definition.

Hot and cold zones

Batting average by pitch location, 2026.

.250.171.089.097.11136 AB.39543 AB.17928 AB.19541 AB.33387 AB.17352 AB.41724 AB.28945 AB.20040 AB
Below averageLeague averageAbove average
Batting average by location of the pitch that ended each plate appearance, catcher's view. The bordered square is the strike zone; the outer band is chase territory. Cells with fewer than 8 at-bats are left grey rather than shown as signal. League average on the same attribution is .243.

Situational hitting

How Jakob Marsee hits by base state, outs, score and late-game pressure — each read against his own season line.

Split by
By who is on base when he comes up. The season line is repeated as the baseline.
SituationPAABHHRRBIBBSOAVGOBPSLGwOBA
All situations612——————.232.348.361.326
Bases empty35430771883977.231.333.388.326
Runner on first13410821131931.194.336.259.291
Runners on258206483333949.233.369.320.325
RISP12498272302018.276.405.388.362

Runners on includes runners in scoring position, which is the convention every reference uses. Counted from play-by-play, 2026.

Head to head

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Similar players

Nearest 2026 seasons by discipline, contact, power and speed, 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.