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Samuel Kemmer
2025 GRAD
 |  SS/3B, OF, RHP
 |  Johnston, IA
UNCOMMITTED
Best PG Grade
9
ABOUT PG GRADES
Johnston
HIGH SCHOOL
6-2
  210

HEIGHT/WEIGHT
R/R
BATS/THROWS
16 and 10 mos
AGE
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PG EVENT RESULTS
80 mph
FB VELO 10/2/2021
7.93 sec
60 YARD DASH 2/4/2023
1.87 sec
10 YARD SPLIT 2/4/2023
86 mph
IF VELO 2/4/2023
90 mph
EXIT VELO 2/4/2023
LATEST PG SHOWCASE REPORT
2023 Kansas City Indoor Showcase  
Samuel Kemmer is a 2025 SS/RHP, OF with a 6-2 210 lb. frame from Johnston, IA who attends Johnston. Recorded a 7.93 sixty yard dash time. Physical frame with present strength. Primary shortstop, gets the ball out quickly with solid arm strength. Projects at the corner with efficient lateral movements and rhythm with glove and smooth hands. Right-handed hitter with a narrow base and open stance, utilizes a leg lift for timing. Showed good hand speed, with strength, and a direct path to the ball. Feel for the barrel with pull side line drives. Calm head in swing. High upside player with room to grow and power upside. Great student. Named to the 2023 Kansas City Indoor Showcase Top Prospect List.
PG CAREER PROGRESSION
+8 MPH
FB Velo since 05/14/2021
+3 MPH
IF Velo since 08/13/2022
+6 MPH
Exit Velo since 08/13/2022
+10.05 MPH
Max Barrel Speed since 07/16/2021
+4.04
Impact Momentum since 07/16/2021
+10.27 Gs
Max Acceleration since 07/16/2021
+15 %
Swing Efficiency since 08/13/2022
Best PG Grade: 9
PERCENTILE RANKINGS
CLASS OF 2025 in the recorded year
CATEGORY TOP RESULT CLASS AVG PERCENTILE
FB 80 mph 75 mph
74.57%
60 7.93 sec 7.57 sec
21.45%
10 SPL 1.87 sec 1.79 sec
15.86%
IF 86 mph 75 mph
92.79%
CATEGORIES TOP RESULT CLASS AVG PERCENTILE
Exit Velo 90 mph 78 mph
95.26%
2023 Kansas City Indoor Showcase
Right Handed Hitting

Swing Efficiency™

44%

Exit Velo

90mph

Swing Sequence

The order in which each body segment reaches its peak speed

#1 Pelvis
#2 Arm
#3 Torso
#4 Hand
2022 Midwest Top Prospect Games
Right Handed Hitting

Swing Efficiency™

29%

Exit Velo

84mph

Swing Sequence

The order in which each body segment reaches its peak speed

#1 Pelvis
#2 Arm
#3 Torso
#4 Hand

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CATEGORY TOP RESULT CLASS AVG PERCENTILE
Max Barrel Speed 65.094 mph 60.83 mph
76.48%
Impact Momentum 24.115 22.54
75%
Max Acceleration 30.709 g's 29.59 g's
63.04%
BEST SINGLE GAME STATS
BATTING STATSLAST OCCURRENCE
At bats: 4 Jul 11, 2021 vs. Illinois Black Sox 14u-Select
Runs: 2 Oct 02, 2021 vs. 5 Star Great Lakes Chiefs 2025 Gold
Hits: 3 Sep 11, 2021 vs. Iowa Select Dubuque 2025-Hummel
RBI's: 3 Sep 11, 2021 vs. Iowa Select Dubuque 2025-Hummel
Doubles: 2 Sep 11, 2021 vs. Iowa Select Dubuque 2025-Hummel
Triples: 1 Oct 02, 2021 vs. 5 Star Great Lakes Chiefs 2025 Gold
Total bases: 5 Sep 11, 2021 vs. Iowa Select Dubuque 2025-Hummel
Walks: 2 Jul 31, 2021 vs. Cedar Rapids Reds 14u
SAC flies: 1 Jul 20, 2021 vs. Puerto Rico Blue
Stolen bases: 2 Oct 02, 2021 vs. Iowa Select 2026 Frese
Hit by pitch: 2 Oct 03, 2021 vs. Iowa Select 2026 Vitense
PITCHING STATSLAST OCCURRENCE
Inn. pitched: 7.0 Jul 11, 2021 vs. Slammers-Illinois (Brown)
Runs allowed: 0 Aug 14, 2022 vs. 3-Gold
Earned runs: 0 Aug 14, 2022 vs. 3-Gold
Hits allowed: 0 Aug 14, 2022 vs. 3-Gold
Strikeouts: 7 Oct 03, 2021 vs. Iowa Select 2024 Murphy
Walks allowed: 0 Aug 14, 2022 vs. 3-Gold
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