Prep Baseball Report
Isaac Stoelinga
Isaac Stoelinga

CLASS OF 2027

OF
LHP

Isaac
Stoelinga

Whitney Young (HS) • IL
6' 3" • 196.9LBS
L/L • 17yr 5mo
Travel Team: Elite Baseball Training - Miller
2027 National

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2027 State

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Best of Snapshot
Physical
Positional Tools Velos / Pop
TrackMan Hitting
Blast
TrackMan Pitching
Pitch Scores
Pitching Velos
VALD
News
Comments
Contact

Best Of Stats

Hitting
22.6
Hand Speed (max)
7/15/25
76.8
Bat Speed (max)
2/28/26
17.2
Rot. Acc (max)
2/28/26
56
Hard Hit %
2/28/26
Power
97.7
Exit Velocity (max)
2/28/26
87.2
Exit Velocity (avg)
7/15/25
341
Distance (max)
7/15/25
67
Sweet Spot %
6/11/24
Run
6.74
60-yd
2/28/26
3.74
30-yd
2/28/26
1.62
10-yd
2/28/26
20.5
Run speed (max)
2/28/26
Defense
-
INF Velo
85
OF Velo
2/28/26
-
C Velo
-
Pop Time
Pitching

Fastball

85
Velocity (max)
2/28/26
82.5 - 84.4
Velo Range
2/28/26
2258
Spin Rate (avg)
7/15/25

Changeup

68.5 - 71.2
Velo Range
6/11/24
1392
Spin Rate (avg)
6/11/24

Curveball

71 - 73
Velo Range
7/15/25
1695
Spin Rate (avg)
7/15/25

Slider

71.3 - 75.1
Velo Range
2/28/26
2002
Spin Rate (avg)
2/28/26

Positional Tools

2026
2025
2024
60 Yard Dash
6.74
Outfield Velocity
85.0
Power / Speed Score
14.5
60 Yard Dash
7.13
Outfield Velocity
84.0
Power / Speed Score
13.3
60 Yard Dash
7.35
Outfield Velocity
71.0
Power / Speed Score
11.8
Preseason All-State: Upperclass (Invite-Only)
Feb 28, 2026
Position
6.74
60-yard
85
OF Velo
98
Exit Velo
Northwest Suburban Summer ID
Jul 15, 2025
Position
7.13
60-yard
84
OF Velo
95
Exit Velo
Power Speed Score
South Suburban Summer ID
Jun 11, 2024
Position
7.35
60-yard
71
OF Velo
87
Exit Velo
Power Speed Score

Hitting

2026
2025
2024
Exit Velocity Max
97.7
Exit Velocity Avg
86.4
Distance Max
296
Distance Avg
155
Launch Angle Avg
17.1531
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Exit Velocity Max
94.9
Exit Velocity Avg
87.2
Distance Max
341
Distance Avg
198
Launch Angle Avg
13.429
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Exit Velocity Max
86.8
Exit Velocity Avg
81.0
Distance Max
291
Distance Avg
152
Launch Angle Avg
15.0263
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Preseason All-State: Upperclass (Invite-Only)
Feb 28, 2026
Trackman - Hitting
97.7
Exit Velocity (max)
86.4
Exit Velocity (avg)
155
Distance (avg)
296
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Northwest Suburban Summer ID
Jul 15, 2025
Trackman - Hitting
94.9
Exit Velocity (max)
87.2
Exit Velocity (avg)
198
Distance (avg)
341
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
South Suburban Summer ID
Jun 11, 2024
Trackman - Hitting
86.8
Exit Velocity (max)
81.0
Exit Velocity (avg)
152
Distance (avg)
291
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %

Hitting

2026
2025
2024
Hand Speed Max
21.8
Hand Speed Avg
20.2
Bat Speed Max
76.8
Bat Speed Avg
67.1
Rotational Acceleration Max
Rotational Acceleration Avg
On-Plane Efficiency Max
On-Plane Efficiency Avg
Hand Speed Max
22.6
Hand Speed Avg
21.4
Bat Speed Max
74.4
Bat Speed Avg
68.6
Rotational Acceleration Max
Rotational Acceleration Avg
On-Plane Efficiency Max
On-Plane Efficiency Avg
Hand Speed Max
21.8
Hand Speed Avg
20.8
Bat Speed Max
65.8
Bat Speed Avg
64.1
Rotational Acceleration Max
Rotational Acceleration Avg
On-Plane Efficiency Max
On-Plane Efficiency Avg
Preseason All-State: Upperclass (Invite-Only)
Feb 28, 2026
Blast - Hitting
21.8
Hand Speed (max)
20.2
Hand Speed (avg)
76.8
Bat Speed (max)
67.1
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Northwest Suburban Summer ID
Jul 15, 2025
Blast - Hitting
22.6
Hand Speed (max)
21.4
Hand Speed (avg)
74.4
Bat Speed (max)
68.6
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
South Suburban Summer ID
Jun 11, 2024
Blast - Hitting
21.8
Hand Speed (max)
20.8
Hand Speed (avg)
65.8
Bat Speed (max)
64.1
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency

Pitching

2026
2025
2024
Fastball
Velocity Max
84.6
Fastball
Velocity Avg
83.5
Fastball
Spin Rate Avg
2153
Fastball
Spin Score Avg
25.8
Fastball
Total Movement Avg
Curveball
Velocity Avg
69.8
Curveball
Spin Rate Avg
1413
Curveball
Total Movement Avg
Slider
Velocity Avg
73.2
Slider
Spin Rate Avg
2002
Slider
Total Movement Avg
Fastball
Velocity Max
82.2
Fastball
Velocity Avg
81.1
Fastball
Spin Rate Avg
2258
Fastball
Spin Score Avg
27.8
Fastball
Total Movement Avg
Curveball
Velocity Avg
71.7
Curveball
Spin Rate Avg
1695
Curveball
Total Movement Avg
Slider
Velocity Avg
72.4
Slider
Spin Rate Avg
1933
Slider
Total Movement Avg
Fastball
Velocity Max
77.9
Fastball
Velocity Avg
76.1
Fastball
Spin Rate Avg
1977
Fastball
Spin Score Avg
26.0
Fastball
Total Movement Avg
Curveball
Velocity Avg
67.4
Curveball
Spin Rate Avg
1677
Curveball
Total Movement Avg
Changeup
Velocity Avg
69.8
Changeup
Spin Rate Avg
1392
Changeup
Total Movement Avg
Slider
Velocity Avg
66.5
Slider
Spin Rate Avg
1795
Slider
Total Movement Avg
Preseason All-State: Upperclass (Invite-Only)
Feb 28, 2026
Trackman - Fastball
84.6
Velocity (max)
82.5 - 84.4
Velo Range
83.4
Eff Velocity (avg)
2,279
Spin Rate (max)
2,153
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Curveball
71.7
Velocity (max)
68.5 - 71.4
Velo Range
68.2
Eff Velocity (avg)
1,542
Spin Rate (max)
1,413
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
75.6
Velocity (max)
71.3 - 75.1
Velo Range
72.3
Eff Velocity (avg)
2,040
Spin Rate (max)
2,002
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Northwest Suburban Summer ID
Jul 15, 2025
Trackman - Fastball
82.2
Velocity (max)
80.3 - 81.9
Velo Range
79.7
Eff Velocity (avg)
2,307
Spin Rate (max)
2,258
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Curveball
73.7
Velocity (max)
70.6 - 72.9
Velo Range
69.6
Eff Velocity (avg)
1,866
Spin Rate (max)
1,695
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
74.2
Velocity (max)
70.1 - 74.2
Velo Range
70.8
Eff Velocity (avg)
2,061
Spin Rate (max)
1,933
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
South Suburban Summer ID
Jun 11, 2024
Trackman - Fastball
77.9
Velocity (max)
75.0 - 77.2
Velo Range
73.3
Eff Velocity (avg)
2,088
Spin Rate (max)
1,977
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - Curveball
68.5
Velocity (max)
66.8 - 68.2
Velo Range
64.1
Eff Velocity (avg)
1,778
Spin Rate (max)
1,677
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - Slider
67.7
Velocity (max)
65.8 - 67.3
Velo Range
63.2
Eff Velocity (avg)
1,927
Spin Rate (max)
1,795
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - ChangeUp
71.7
Velocity (max)
68.5 - 71.2
Velo Range
66.9
Eff Velocity (avg)
1,510
Spin Rate (max)
1,392
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)

Pitch Scores

2025
Fastball
Hop+
Fastball
Sink+
Fastball
Rise+
Curveball
Hammer+
Curveball
Sweep+
Slider
Hammer+
Slider
Sweep+
Northwest Suburban Summer ID
Jul 15, 2025
Pitch Scores - Fastball
Hop+
Rise+
Sink+
Pitch Scores - Curveball
Hammer+
Sweep+
Pitch Scores - Slider
Hammer+
Sweep+

Pitching Velos

2026
2025
2024
Fastball
Velocity Max
85.0
Fastball
Velocity Avg
83.5
Curveball
Velocity Avg
70.0
Slider
Velocity Avg
73.0
Fastball
Velocity Max
82.0
Fastball
Velocity Avg
81.0
Curveball
Velocity Avg
72.0
Slider
Velocity Avg
72.0
Fastball
Velocity Max
78.0
Fastball
Velocity Avg
76.2
Curveball
Velocity Avg
68.5
Changeup
Velocity Avg
69.5
Slider
Velocity Avg
66.5
Preseason All-State: Upperclass (Invite-Only)
Feb 28, 2026
Pitching
85
Max FB
83 - 84
FB
69 - 71
CB
71 - 75
SL
Northwest Suburban Summer ID
Jul 15, 2025
Pitching
82
Max FB
80 - 82
FB
71 - 73
CB
70 - 74
SL
Rock Summer Championship 15U
Jun 13, 2024
Pitching
77
Max FB
76 - 77
FB
69 - 70
CB
South Suburban Summer ID
Jun 11, 2024
Pitching
78
Max FB
75 - 77
FB
67 - 68
CB
68 - 71
CH
66 - 67
SL

Game Performance

2026
2025
10 Yard Dash
1.62
30 Yard Dash
3.74
60 Yard Dash
6.74
Top Speed (MPH)
10 Yard Dash
1.77
30 Yard Dash
3.99
60 Yard Dash
7.13
Top Speed (MPH)
RSI
Vertical Jump
Preseason All-State: Upperclass (Invite-Only)
Feb 28, 2026
Vald
1.62
10-yd
3.74
30-yd
6.74
60-yd
20.5
Run speed (max)
Northwest Suburban Summer ID
Jul 15, 2025
Vald
1.77
10-yd
3.99
30-yd
7.13
60-yd
19.6
Run speed (max)
1.10
RSI (max)
21.3
Jump Height (max)

Vizual Edge

Pitch Ai

Notes

Comments

7/15/25

OF Isaac Stoelinga (Whitney Young, 2027) showed off twitch and bat speed with his long levers. The outfielder is listed at an athletic 6-foot-2, 181-pound frame with room to add strength. The left-handed hitter displayed a loose uphill batpath while he looked to elevate the ball with a gap-to-gap approach. Stoelinga had an average batted ball distance of 198 feet (341ft. max) with an average exit velocity of 87.2 mph (94.9 mph max EV). Stoelinga put up an advanced average hand speed of 21.4 mph while maxing out at 22.6 mph. In the field, Stoelinga showed a short, loose arm action from a ¾ slot with an outfield velocity of 84 mph.

7/15/25

Positional Profile: OF
Body: 6-2, 181-pounds.
Hit: LHH. Balanced setup, simple lift/place stride. Loose uphill path, some twitch in the swing, looks to elevate the ball, has bat speed, middle of the field approach. 68.6 mph bat speed with 10g of rotational acceleration.
Power: 95 mph max exit velocity (87.2 avg.); 341-foot max batted distance.
Arm: LH. OF - 84 mph. Short, loose arm action, 3/4 slot. Throws have carry.
Defense: Fields on glove side, gets behind the ball, minimal crow hop.
Athletic Testing: 7.13 runner in the 60-yard dash; 21.30-inch max vertical jump.

Positional Profile: LHP
Delivery: Long-levered, high leg-lift into a longer stride that works in-line, shoulders work level.
Arm Action: LH. Longer arm path, 3/4 slot.
FB: T82, 80-82 mph. Life out of the hand with slight sink. T2307, 2258 average rpm.
CB: 71-73 mph. Sharp 1/7 shape and bite, feel around the zone. T1866, 1695 average rpm.
SL: 70-74 mph. More lateral shape, 2/8 with sharp action. T2061, 1933 average rpm.

7/17/24

Positional Profile: OF/LHP
Body: 6-2, 166-pounds. Tall frame, high-waisted.
Hit: LHH. Closed setup, short stride, utilizes lower-half. Loose hands, uphill path, pull-side approach. mph bat speed with G’s of rotational acceleration.
Power: 87 max exit velocity, averaged 81 mph. 291’ max distance.
Arm: LH. OF - 71 mph. Medium arm circle, 3/4 slot.
Defense: Active footwork, steady one hand gather off front foot, feet work inline toward home.
Run: 7.35 runner in the 60.

7/17/24

Positional Profile: OF/LHP
Body: 6-2, 166-pounds. Tall frame, high-waisted.
Delivery: High leg kick into balance point, drop/drive lower-half.
Arm Action: LH. Long draw out of the glove, high 3/4 release.
FB: T78, 75-77 mph. Life out of the hand, plays with sink. T2088, 1977 average rpm.
CB: 67-68 mph. 12/6 action, short, gradual break. T1778, 1677 average rpm.
SL: 66-67 mph. Flashes sweep, developing. T1927, 1795 average rpm.
CH: 68-71 mph. Mostly straight, developing. T1510, 1392 average rpm.

6/11/24

Isaac Stoelinga (Whitney Young, 2027) is a left-left outfield prospect standing at a high-waisted and long-levered 6-foot-2, 166-pounds. Throughout his batting practice round he showed an athletic swing that had the ability to make line drive contact to the middle and pull-side parts of the field with some quick hands at times (avg. 20.8 mph hand speed)

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Physical

2026
2025
Grip Strgth (LH)
Grip Strgth (RH)
Grip Strgth (LH)
Grip Strgth (RH)
Preseason All-State: Upperclass (Invite-Only)
Feb 28, 2026
Physical - Athlete
6' 3"
Ht
196.9
Wt
Body Fat %
SMM
Grip Strgth (RH)
Grip Strgth (LH)
Northwest Suburban Summer ID
Jul 15, 2025
Physical - Athlete
6' 2"
Ht
181.2
Wt
Body Fat %
SMM
Grip Strgth (RH)
Grip Strgth (LH)