Pitching

Grayson Boles

Kansas City Royals (CPX)

Age: 20

Bats/Throws: R/R

6'5" / 215

DOB: 9/18/2006

(20 years, 1 month, 21 days)

Player Dashboard:

Season	2026
Team	KCR
Level	MiLB
G	6
GS	2
IP	10.0
K%	41.7%
BB%	18.8%
GB%	57.9%
ERA	6.30
FIP	7.50
WAR

RosterResource

Draft:	2025, Rd: 18, Pick: 23, Ovr: 548
Draft Team:	Kansas City Royals
Signing Bonus:	$500,000
High School:	St. Augustine HS (San Diego, USA)

News

4/22/26

Kansas City Royals Top 36 Prospects

Brendan Gawlowski

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Rotowire News

Injury Report

Season	2026
Team	KCR
Level	MiLB
G	6
GS	2
IP	10.0
K%	41.7%
BB%	18.8%
GB%	57.9%
ERA	6.30
FIP	7.50
WAR

RosterResource

Draft:	2025, Rd: 18, Pick: 23, Ovr: 548
Draft Team:	Kansas City Royals
Signing Bonus:	$500,000
High School:	St. Augustine HS (San Diego, USA)

News

4/22/26

Kansas City Royals Top 36 Prospects

Brendan Gawlowski

Article Source

All

Show

Rotowire News

Injury Report

Stats

Off

Minor Leagues

Season	Team	Level	Age	W	L	SV	G	GS	IP	divider	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	divider	vFA	divider	ERA	xERA	FIP	xFIP	WAR
2026	KCR	CPX	19	1	0	0	6	2	10.0		18.00	8.10	2.70	.375	65.2%	57.9%	50.0%				6.30		7.50	4.50

Season	Team	Level	Age	W	L	SV	G	GS	IP	divider	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	divider	vFA	divider	ERA	xERA	FIP	xFIP	WAR
2026	KCR	CPX	19	1	0	0	6	2	10.0		18.00	8.10	2.70	.375	65.2%	57.9%	50.0%				6.30		7.50	4.50

Minor Leagues

Season	Team	Level	W	L	ERA	G	GS	QS	CG	ShO	SV	HLD	BS	IP	TBF	H	R	ER	HR	BB	IBB	HBP	WP	BK	SO
2026	KCR	CPX	1	0	6.30	6	2		0	0	0	0	0	10.0	48	9	9	7	3	9	0	0	2	0	20

Season	Team	Level	W	L	ERA	G	GS	QS	CG	ShO	SV	HLD	BS	IP	TBF	H	R	ER	HR	BB	IBB	HBP	WP	BK	SO
2026	KCR	CPX	1	0	6.30	6	2		0	0	0	0	0	10.0	48	9	9	7	3	9	0	0	2	0	20

Minor LeaguesAverages

Season	Team	Level	K/9	BB/9	K/BB	HR/9	divider	K%	BB%	K-BB%	divider	AVG	WHIP	BABIP	LOB%	divider	ERA-	FIP-	divider	FIP
2026	KCR	CPX	18.00	8.10	2.22	2.70		41.7%	18.8%	22.9%		.231	1.80	.375	65.2%		103	120		7.50

Season	Team	Level	K/9	BB/9	K/BB	HR/9	divider	K%	BB%	K-BB%	divider	AVG	WHIP	BABIP	LOB%	divider	ERA-	FIP-	divider	FIP
2026	KCR	CPX	18.00	8.10	2.22	2.70		41.7%	18.8%	22.9%		.231	1.80	.375	65.2%		103	120		7.50

Minor Leagues

Season	Team	Level	GB/FB	LD%	GB%	FB%	IFFB%	HR/FB	IFH%	BUH%	divider	Pull%	Cent%	Oppo%	divider	Soft%	Med%	Hard%	divider	SIERA	xFIP-	xFIP
2026	KCR	CPX	1.83	10.5%	57.9%	31.6%	16.7%	50.0%				52.6%	15.8%	31.6%							74	4.50

Season	Team	Level	GB/FB	LD%	GB%	FB%	IFFB%	HR/FB	IFH%	BUH%	divider	Pull%	Cent%	Oppo%	divider	Soft%	Med%	Hard%	divider	SIERA	xFIP-	xFIP
2026	KCR	CPX	1.83	10.5%	57.9%	31.6%	16.7%	50.0%				52.6%	15.8%	31.6%							74	4.50

Minor Leagues

Season	Team	Level	GB	FB	LD	IFFB	IFH	BU	BUH	RS	Balls	Strikes	Pitches	divider	EV	LA	Barrels	Barrel%
2026	KCR	CPX	11	6	2	1					89	118	207

Season	Team	Level	GB	FB	LD	IFFB	IFH	BU	BUH	RS	Balls	Strikes	Pitches	divider	EV	LA	Barrels	Barrel%
2026	KCR	CPX	11	6	2	1					89	118	207

MLB F-Strike%, SwStr%, CStr%, CSW% are from the Sports Info Solution data source.
All MiLB and Pace data are from Statcast.

Minor LeaguesAverages

Season	Team	Level	O-Swing%	Z-Swing%	Swing%	divider	O-Contact%	Z-Contact%	Contact%	Zone%	divider	F-Strike%	SwStr%	CStr%	CSW%	divider	Pace
2026	KCR	CPX			42.5%				53.4%			39.6%	19.8%	14.5%	34.3%

Season	Team	Level	O-Swing%	Z-Swing%	Swing%	divider	O-Contact%	Z-Contact%	Contact%	Zone%	divider	F-Strike%	SwStr%	CStr%	CSW%	divider	Pace
2026	KCR	CPX			42.5%				53.4%			39.6%	19.8%	14.5%	34.3%

Minor Leagues

Season	Team	Level	Pos	G	GS	Inn	PO	A	divider	E	FE	TE	divider	DP	DPS	DPT	DPF	divider	Scp	divider	SB	CS	PB	WP	divider	FP	divider	TZ
2026	KCR	CPX	P	6	2	10.0	1	1		0				0

Season	Team	Level	Pos	G	GS	Inn	PO	A	divider	E	FE	TE	divider	DP	DPS	DPT	DPF	divider	Scp	divider	SB	CS	PB	WP	divider	FP	divider	TZ
2026	KCR	CPX	P	6	2	10.0	1	1		0				0

Grayson Boles

Stats

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Batted Ball

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Plate Discipline - Statcast

Fielding

BAL	CHW	ATH
BOS	CLE	HOU
NYY	DET	LAA
TBR	KCR	SEA
TOR	MIN	TEX

ATL	CHC	ARI
MIA	CIN	COL
NYM	MIL	LAD
PHI	PIT	SDP
WSN	STL	SFG