THE WORLD'S LARGEST AND MOST COMPREHENSIVE SCOUTING ORGANIZATION
| 2,580 MLB PLAYERS | 16,393 MLB DRAFT SELECTIONS
2,580 MLB PLAYERS | 16,393 MLB DRAFT SELECTIONS
Jameson Mayfield
2027 GRAD
 |  SS/2B, 3B, OF
 |  Flower Mound, TX
COMMITMENT
Best PG Grade
9
ABOUT PG GRADES
Marcus
HIGH SCHOOL
6-0
  190
HEIGHT/WEIGHT
R/R
BATS/THROWS
17 and 10 mos
AGE
PG EVENT RESULTS
81 mph
FB VELO
7/15/2024
7.27 sec
60 YARD DASH
7/25/2025
1.79 sec
10 YARD SPLIT
7/25/2025
84 mph
IF VELO
7/25/2025
90 mph
EXIT VELO
7/25/2025
145.60 lb
L-Grip
142.60 lb
R-Grip

SUBSCRIBE TO DiamondKast+ to view Advanced Stats

Unlock dynamic splits, spray charts, batted-ball metrics, and PGScore — the deepest player stats Perfect Game offers.

LATEST PG SHOWCASE REPORT
2025 PG Uncommitted Select Games (2027 Grads)  
Jameson Mayfield is a 2027 SS/IF/OF with a 6-0 190 lb. frame from Flower Mound, TX who attends Marcus. Stronger athletic build. Right handed hitter, starts from an upright and slightly open stance, loads his hands into slot well, has strength and some lift in his swing, best when pulling the ball and turning the barrel, better on pitches down in the zone, has hitting tools to continue to develop. 7.27 runner in the sixty. Primary shortstop on defense with third base tools moving forward, fields the ball cleanly out front, some first step quickness, solid fundamentals throwing and makes accurate throws. Excellent student.

PG CAREER PROGRESSION
+4 MPH
FB Velo since 03/24/2023
+3.99 MPH
Max Barrel Speed since 07/25/2025
+1.99
Impact Momentum since 07/25/2025
Best PG Grade: 9
PERCENTILE RANKINGS
CLASS OF2027 in the recorded year
CATEGORY TOP RESULT CLASS AVG PERCENTILE
FB 81 mph 74 mph
76.80%
60 7.27 sec 7.55 sec
64.11%
10 SPL 1.79 sec 1.74 sec
33.63%
L-Grip 145.60 lb 119.41 lb
89.86%
R-Grip 142.60 lb 121.70 lb
86.09%
IF 84 mph 75 mph
84.66%
CATEGORIES TOP RESULT CLASS AVG PERCENTILE
Exit Velo 90 mph 79 mph
85.66%
CATEGORY TOP RESULT CLASS AVG PERCENTILE
Max Barrel Speed 70.176 mph 61.97 mph
83.71%
Impact Momentum 26.422 22.85
85.24%
Max Acceleration 31.486 g's 31.75 g's
55.59%
BEST SINGLE GAME STATS
BATTING STATSLAST OCCURRENCE
At bats: 4 Oct 20, 2024 vs. Texas Edge Shaw 16u
Runs: 3 Jul 11, 2024 vs. DFW Twins 15u National
Hits: 3 Jul 17, 2024 vs. RBI Baseball 15U National
RBI's: 5 Jul 10, 2024 vs. Diamond Prospects 2027
Doubles: 2 Jul 17, 2024 vs. RBI Baseball 15U National
Triples: 1 Jun 16, 2025 vs. EBC 16u-Griggs
Home runs: 1 Jul 16, 2024 vs. Self Made Orange 26/27
Total bases: 7 Jul 11, 2024 vs. DFW Twins 15u National
Walks: 3 Jun 12, 2022 vs. Texas Edge North
SAC flies: 1 Jul 02, 2024 vs. Time To Sign Arise '27
Stolen bases: 2 Jun 15, 2025 vs. SBG National 27
Hit by pitch: 1 Jul 08, 2025 vs. CBU 2027 Scout Team - Menendez
PITCHING STATSLAST OCCURRENCE
Inn. pitched: 5.0 Nov 04, 2023 vs. Usa Prime North Fort Worth
Runs allowed: 0 Jul 18, 2024 vs. 5 Star Southeast 15U Butler
Earned runs: 0 Jul 18, 2024 vs. 5 Star Southeast 15U Butler
Hits allowed: 0 Jul 18, 2024 vs. 5 Star Southeast 15U Butler
Strikeouts: 5 Nov 04, 2023 vs. Usa Prime North Fort Worth
Walks allowed: 0 Jul 18, 2024 vs. 5 Star Southeast 15U Butler