Jack Flaherty

DET Tigers • #9 • Starter

Active
Position Starter
Height 6'4"
Weight 225
Age 29
Birthdate Oct 15, 1995
Birthplace Burbank, CA, USA
School Harvard-Westlake School (CA)

Jack Flaherty Projections, Player Props and Stats

Next Matchup
Detroit Detroit @ Cleveland Cleveland
18:40 ET Sep 24, 2025
Odds last updated Wed, Sep 24 04:11 ET

Strikeouts Thrown Odds

Over
Under
6.07 / game
(2025) avg
o5.5 +118
fanduel
u5.5 -150
draftkings
Date Opponent K Close
Sep 17 vs CLE CLE 4(u) 5.5
Sep 10 @ NYY NYY 7(o) 5.5
Sep 5 vs CHW CHW 2(u) 6.5
Aug 30 @ KC KC 4(u) 4.5
Aug 24 vs KC KC 3(u) 5.5
Aug 18 vs HOU HOU 9(o) 6.5
Aug 12 @ CHW CHW 6(u) 6.5
Aug 6 vs MIN MIN 3(u) 6.5
Aug 1 @ PHI PHI 7(o) 6.5
Jul 27 vs TOR TOR 7(o) 5.5
Last 10 average 5.2

Outs Recorded

15.67 / game
(2025) avg
Date Opponent Outs Close
Sep 17 vs CLE CLE 15(u) 15.5
Sep 10 @ NYY NYY 15(o) 14.5
Sep 5 vs CHW CHW 13(u) 16.5
Aug 30 @ KC KC 17(u) 17.5
Aug 24 vs KC KC 15(u) 17.5
Aug 18 vs HOU HOU 21(o) 17.5
Aug 12 @ CHW CHW 13(u) 17.5
Aug 6 vs MIN MIN 14(u) 17.5
Aug 1 @ PHI PHI 18(o) 16.5
Jul 27 vs TOR TOR 18(o) 17.5
Last 10 average 15.9

To Record A Win Odds

Yes
8
(2025) total wins
+214
draftkings
Date Opponent Wins Close
Sep 17 vs CLE CLE - 192
Sep 10 @ NYY NYY W 313
Sep 5 vs CHW CHW - 150
Aug 30 @ KC KC - 150
Aug 24 vs KC KC - 160
Aug 18 vs HOU HOU W 145
Aug 12 @ CHW CHW - -
Aug 6 vs MIN MIN - -
Aug 1 @ PHI PHI - -
Jul 27 vs TOR TOR W -
Wins in last 10 3

Hits Allowed Odds

Over
Under
4.73 / game
(2025) avg
o4.5 +100
caesars
u4.5 -133
draftkings
Date Opponent Hits Close
Sep 17 vs CLE CLE 3(u) 4.5
Sep 10 @ NYY NYY 2(u) 3.5
Sep 5 vs CHW CHW 6(o) 4.5
Aug 30 @ KC KC 4(u) 5.5
Aug 24 vs KC KC 10(o) 4.5
Aug 18 vs HOU HOU 3(u) 4.5
Aug 12 @ CHW CHW 8(o) 4.5
Aug 6 vs MIN MIN 8(o) 4.5
Aug 1 @ PHI PHI 2(u) 4.5
Jul 27 vs TOR TOR 5(o) 4.5
Last 10 average 5.1

Walks Given

1.93 / game
(2025) avg
Date Opponent W Close
Sep 17 vs CLE CLE 3 -
Sep 10 @ NYY NYY 1 -
Sep 5 vs CHW CHW 2 -
Aug 30 @ KC KC 2 -
Aug 24 vs KC KC 0 -
Aug 18 vs HOU HOU 1 -
Aug 12 @ CHW CHW 1 -
Aug 6 vs MIN MIN 1 -
Aug 1 @ PHI PHI 3 -
Jul 27 vs TOR TOR 1 -
Last 10 average 1.5

Earned Runs Allowed Odds

Over
Under
2.67 / game
(2025) avg
o2.5 +118
draftkings
u2.5 -157
draftkings
Date Opponent E. Run Close
Sep 17 vs CLE CLE 1(u) 1.5
Sep 10 @ NYY NYY 0(u) 2.5
Sep 5 vs CHW CHW 4(o) 1.5
Aug 30 @ KC KC 1(u) 2.5
Aug 24 vs KC KC 8(o) 1.5
Aug 18 vs HOU HOU 0(u) 1.5
Aug 12 @ CHW CHW 5(o) 2.5
Aug 6 vs MIN MIN 5(o) 1.5
Aug 1 @ PHI PHI 1(u) 2.5
Jul 27 vs TOR TOR 0(u) 1.5
Last 10 average 2.5

Jack Flaherty Game Logs

2025 Game Log
Date Opp Score M/L O/U S/R RES IP H R ER SO BB HR PIT P/IP G/F
Sep 17 vs CLE L 4 - 0 L -139 U 8.0 S L 5.0 3 1 1 4 3 0 95 19.0 0.67
Sep 10 @ NYY W 11 - 1 W 149 O 8.0 S W 5.0 2 0 0 7 1 0 99 19.8 2.00
Sep 5 vs CHW L 7 - 5 L -183 O 8.5 S ND 4.1 6 4 4 2 2 0 83 19.2 0.00
Aug 30 @ KC L 3 - 1 L -114 U 9.0 S ND 5.2 4 1 1 4 2 1 101 17.8 2.33
Aug 24 vs KC L 10 - 8 L -146 O 8.0 S L 5.0 10 8 8 3 0 1 87 17.4 6.00
Aug 18 vs HOU W 10 - 0 W -145 O 8.0 S W 7.0 3 0 0 9 1 0 90 12.9 3.00
Aug 12 @ CHW L 9 - 6 L -161 O 8.5 S L 4.1 8 5 5 6 1 0 86 19.8 0.17
Aug 6 vs MIN L 9 - 4 L -196 O 9.0 S L 4.2 8 6 5 3 1 1 82 17.6 1.20
Aug 1 @ PHI L 5 - 4 L 134 O 7.5 S ND 6.0 2 1 1 7 3 0 95 15.8 3.00
Jul 27 vs TOR W 10 - 4 W -113 O 8.5 S W 6.0 5 0 0 7 1 0 106 17.7 5.00
Jul 21 @ PIT L 3 - 0 L 120 U 7.0 S L 3.0 6 3 3 6 3 0 78 26.0 1.00
Jul 13 vs SEA L 8 - 4 L -108 O 8.0 S ND 5.0 4 2 2 7 2 2 93 18.6 3.00
Jul 8 vs TB W 4 - 2 W -121 U 8.0 S ND 6.1 7 2 2 8 1 1 93 14.7 3.00
Jul 2 @ WAS L 9 - 4 L -101 O 8.0 S ND 5.0 5 3 3 9 2 0 97 19.4 0.25
Jun 25 vs ATH L 3 - 0 L -177 U 8.5 S L 6.0 5 3 3 7 4 1 90 15.0 0.80
Jun 20 @ TB L 14 - 8 L -107 O 8.0 S L 2.1 6 8 8 3 3 1 74 31.7 0.00
Jun 14 vs CIN L 11 - 1 L -181 O 8.0 S L 4.2 5 7 7 5 5 3 94 20.1 2.50
Jun 8 vs CHC W 4 - 0 W -118 U 8.5 S W 6.0 2 0 0 9 3 0 94 15.7 0.67
Jun 2 @ CHW W 13 - 1 W -242 O 8.5 S W 6.0 4 1 1 4 1 0 99 16.5 2.00
May 27 vs SF W 3 - 1 W 106 U 7.5 S W 6.0 2 0 0 8 1 0 97 16.2 0.40
May 22 vs CLE L 7 - 0 L -122 U 8.0 S L 6.2 3 3 3 8 3 1 108 16.2 1.67
May 16 @ TOR W 5 - 4 W -110 P 9.0 S W 5.2 5 2 2 6 1 1 90 15.9 0.60
May 10 vs TEX L 10 - 3 L 111 O 7.5 S L 3.0 4 5 5 4 2 4 73 24.3 0.33
May 3 @ LAA L 5 - 2 L -194 U 8.5 S L 5.2 8 5 4 8 1 0 91 16.1 1.00
Apr 28 @ HOU L 8 - 5 L 108 O 7.5 S L 5.0 6 4 4 4 2 2 89 17.8 2.50
Apr 22 vs SD L 2 - 0 L -136 U 7.0 S L 6.0 5 2 2 9 0 1 96 16.0 1.67
Apr 15 @ MIL L 5 - 0 L -102 U 8.0 S L 4.2 5 3 3 4 2 1 98 21.0 1.67
Apr 9 vs NYY L 4 - 3 L 131 P 7.0 S ND 5.1 3 0 0 9 3 0 92 17.3 0.67
Apr 4 vs CHW W 7 - 4 W -227 O 7.0 S W 5.2 3 1 1 7 2 0 95 16.8 2.50
Mar 28 @ LAD L 8 - 5 F/10 L 188 O 7.5 S ND 5.2 3 2 2 5 2 1 83 14.6 1.50
Show Full Season

Jack Flaherty's Pitching Statistics for Regular Season

Season Team G GS W L SV BS ERA CG SHO IP H R ER BB SO HR WP
2025 DET 30 30 8 14 0 0 4.60 0 0 156.7 142 82 80 58 182 22 4
2024 LAD 10 10 6 2 0 0 3.58 0 0 55.3 52 23 22 19 61 9 2
2024 DET 18 18 7 5 0 0 2.95 0 0 106.7 83 38 35 19 133 15 4
2023 STL 20 20 7 6 0 0 4.43 0 0 109.7 116 56 54 54 106 10 6
2023 BAL 9 7 1 3 0 0 6.75 0 0 34.7 46 27 26 10 42 7 2
2022 STL 9 8 2 1 0 0 4.25 0 0 36.0 36 18 17 22 33 4 0
2021 STL 17 15 9 2 0 0 3.22 0 0 78.3 57 35 28 25 85 12 4
2020 STL 9 9 4 3 0 0 4.91 0 0 40.3 33 22 22 16 49 6 1
2019 STL 33 33 11 8 0 0 2.75 0 0 196.3 135 62 60 53 231 25 6
2018 STL 28 28 8 9 0 0 3.34 0 0 151.0 108 59 56 56 182 20 6
2017 STL 6 5 0 2 0 0 6.33 0 0 21.3 23 15 15 9 20 4 0

Jack Flaherty's Pitching Statistics for Post Season

Season Team G GS W L SV BS ERA CG SHO IP H R ER BB SO HR WP
2024 LAD 5 5 1 2 0 0 7.36 0 0 22.0 24 18 18 9 15 6 0
2020 STL 1 1 0 1 0 0 1.50 0 0 6.0 6 1 1 2 8 0 0
2019 STL 3 3 1 2 0 0 4.24 0 0 17.0 17 8 8 4 22 2 3

Pitching Splits

Overall Last 3 Away Home Day Night
W-L 8-14 1-0 3-6 5-7 0-0 8-13
ERA 4.60 3.00 5.20 4.31 0.00 4.69
IP 156.7 15.0 64.0 87.7 0.0 151.7
HITS 142 12 64 75 0 139
RUNS 82 5 38 43 0 81
ER 80 5 37 42 0 79
SO 182 13 73 105 0 178
BB 58 5 24 31 0 55
HR 22 1 7 15 0 22
OBP .310 .305 .330 .297 .000 .311
WHIP 1.28 1.13 1.38 1.21 0.00 1.28
GB:FB 1.37 3.20 1.23 1.62 0.00 1.43
SB 6 0 4 2 0 6
CS 2 1 1 1 0 2
SB% 3.00 0.00 4.00 2.00 0.00 3.00
QS% 0.33 0.00 0.15 0.50 0.00 0.34


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