What years did Mike Hartley play?

Mike Hartley played in Major League Baseball from 1989 to 1995.

Was Mike Hartley a pitcher?

Yes. Mike Hartley pitched in the major leagues, recording 19 wins and 259 strikeouts.

How many home runs did Mike Hartley hit?

Mike Hartley hit 0 career home runs with 1 hit.

What teams did Mike Hartley play for?

Mike Hartley played for 5 teams: the Los Angeles Dodgers (1989–1991), the Philadelphia Phillies (1991–1992), the Minnesota Twins (1993), the Boston Red Sox (1995), and the Baltimore Orioles (1995).

What were Mike Hartley's career stats?

In 202 games, Mike Hartley went 19-13 with a 3.70 ERA, 259 strikeouts, 318.2 innings pitched, and 4 saves.

What was Mike Hartley's salary?

Mike Hartley's last recorded salary was $625,000, in 1993. His highest recorded salary was $625,000, in 1993, and his lowest was $100,000, in 1990. The Salary History table lists each season from 1990 to 1993.

What position did Mike Hartley play?

Mike Hartley played primarily as a pitcher, the position where he appeared in the most games.

How tall was Mike Hartley and how much did he weigh?

Mike Hartley was listed at 6 feet 1 inch and 192 pounds.

What was Mike Hartley's career ERA?

Mike Hartley finished with a 3.70 career ERA, going 19-13 with 259 strikeouts.

How many strikeouts did Mike Hartley have?

Mike Hartley recorded 259 career strikeouts.

Is Mike Hartley in the Hall of Fame?

No. Mike Hartley has not been inducted into the National Baseball Hall of Fame.

Mike Hartley

Pitcher · Career Stats, Bio & Records (1989-1995)

Mike Hartley was a pitcher who played in Major League Baseball from 1989 to 1995 for 5 teams, including the Los Angeles Dodgers, a span of 7 seasons. Across 202 career appearances, he went 19-13 with a 3.70 ERA and 259 strikeouts. His career Pitcher PIV — Baseball Data Hub's era-adjusted measure of pitching impact — is 283.0.

W (Wins):: Games credited to a pitcher whose team took a lead it never surrendered while he was the pitcher of record.
ERA (Earned Run Average):: Earned runs allowed per nine innings pitched: (ER × 9) ÷ IP. The primary measure of pitching effectiveness.
SO (Strikeouts):: For a batter, times retired on a third strike; for a pitcher, batters retired on a third strike.
WHIP (Walks and Hits per Inning Pitched):: Baserunners allowed per inning: (BB + H) ÷ IP. Under 1.00 is elite.

Data updated October 17, 2026

W–L 19–13

ERA 3.70

WHIP 1.34

SO 259

Pitcher PIV 283.0

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'1" / 192 lb
Born: 8/31/1961 in Hawthorne, CA, USA
MLB Debut: 1989-09-10
Last Game: 1995-09-24

Full name: Michael Edward Hartley

📊 Compare This Player 📈 View Career Timeline

Career Pitching Statistics

Mike Hartley — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
19	13	202	6	1	1	4	318.2	287	131	28	139	259	3.70	283.0

Career ERA 3.70 vs. league average 3.98 across their career seasons — 7.0% better than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Mike Hartley Stats, Bio & Career Records
Year	Team	Lg	W	L	G	GS	CG	SHO	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
1989	LAN	NL	0	1	5	0	0	0	0	6.0	2	1	0	4	1.50	—	0.0
1990	LAN	NL	6	3	32	6	1	1	1	79.1	58	26	30	76	2.95	3.86 (+24%)	1233.2
1991	LAN	NL	2	0	40	0	0	0	1	57.0	53	28	37	44	4.42	3.91 (-13%)	-1570.9
1991	PHI	NL	2	1	18	0	0	0	1	26.1	21	11	10	19	3.76	3.91 (+4%)	-630.1
1992	PHI	NL	7	6	46	0	0	0	0	55.0	54	21	23	53	3.44	3.75 (+8%)	478.5
1993	MIN	AL	1	2	53	0	0	0	1	81.0	86	36	36	57	4.00	4.19 (+5%)	772.2
1995	BOS	AL	0	0	5	0	0	0	0	7.0	8	7	2	2	9.00	—	0.0
1995	BAL	AL	1	0	3	0	0	0	0	7.0	5	1	1	4	1.29	—	0.0
Career · 8 seasons			19	13	202	6	1	1	4	318.2	287	131	139	259	3.70	—	283

Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.

Career Batting Statistics

Mike Hartley — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
203	23	1	1	0	0	0	0	0	0	10	.043	.043	.043	.087	0

Career AVG .043 vs. league average .259 across their career seasons — 83.2% below league average.

Career OBP .043 vs. league average .327 across their career seasons — 86.7% below league average.

Career SLG .043 vs. league average .391 across their career seasons — 88.9% below league average.

Career OPS .087 vs. league average .717 across their career seasons — 87.9% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Mike Hartley — Season-by-Season Batting
Year	Team	Lg	G	AB	R	H	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1989	LAN	NL	5	1	0	0	0	.000	—	—	—	—	0.0
1990	LAN	NL	32	13	1	1	8	.077	—	—	—	—	0.0
1991	LAN	NL	40	4	0	0	1	.000	—	—	—	—	0.0
1991	PHI	NL	18	1	0	0	0	.000	—	—	—	—	0.0
1992	PHI	NL	47	4	0	0	1	.000	—	—	—	—	0.0
1993	MIN	AL	53	0	0	0	0	.000	—	—	—	—	0.0
1995	BOS	AL	5	0	0	0	0	.000	—	—	—	—	0.0
1995	BAL	AL	3	0	0	0	0	.000	—	—	—	—	0.0
Career · 8 seasons			203	23	1	1	10	.043	—	—	—	—	0

Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.

Game Log & Splits

View full game log (405 games) →

Per-game data from Retrosheet (regular season, through 2025).

Batting — Home / Away

Mike Hartley — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	104	11	1	0	0	0	.000
Away	99	12	0	1	0	0	.083

Pitching — Home / Away

Mike Hartley — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	104	168.1	155	68	64	152	3.64
Away	98	150.1	132	63	75	107	3.77

Last 10 Games — Pitching

Mike Hartley — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
1995-09-24	BAL	MIL	—	4.1	0	0	0	1	2	0
1995-09-12	BAL	BOS	W	0.2	1	0	0	0	1	0
1995-09-03	BAL	SEA	—	2.0	4	1	1	0	1	0
1995-05-12	BOS	NYY	—	1.0	3	3	3	1	1	0
1995-05-07	BOS	DET	—	1.0	0	0	0	0	0	0
1995-05-03	BOS	NYY	—	0.1	0	0	0	0	0	0
1995-04-30	BOS	CHW	—	3.2	4	4	4	1	1	1
1995-04-29	BOS	CHW	—	1.0	1	0	0	0	0	0
1993-09-16	MIN	OAK	W	0.1	0	0	0	0	0	0
1993-09-15	MIN	OAK	—	1.0	1	0	0	0	0	0

Fielding Statistics

Career Fielding Totals by Position

Mike Hartley — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	202	6	24	25	4	3

Season-by-Season Fielding

Mike Hartley — Season-by-Season Fielding
Year	Team	Pos	G	GS	PO	A	E	DP
1989	LAN	P	5	0	2	0	0	0
1990	LAN	P	32	6	3	8	1	1
1991	LAN	P	40	0	10	4	1	2
1991	PHI	P	18	0	0	2	0	0
1992	PHI	P	46	0	2	6	1	0
1993	MIN	P	53	0	7	2	1	0
1995	BOS	P	5	0	0	1	0	0
1995	BAL	P	3	0	0	2	0	0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Mike Hartley — Career Games by Position
Position	Games
Pitcher	203

Salary History

Mike Hartley's recorded salaries total $1,115,000 over 4 seasons, 1990 to 1993. This total is partial: the salary data covers 1985 to 2016, and Hartley's career ran from 1989 to 1995. No salary is recorded for 1989 and 1995.

Mike Hartley — Salary History
Year	Team	League	Salary
1993	MIN	AL	$625,000
1992	PHI	NL	$225,000
1991	LAN	NL	$165,000
1990	LAN	NL	$100,000
Total recorded salary (partial)			$1,115,000

Mike Hartley: the record in brief

Between the debut on September 10, 1989 and the final game on September 24, 1995, Mike Hartley built the record summarized on this page. Club by club, the record runs the Los Angeles Dodgers (1989 to 1991), the Philadelphia Phillies (1991 to 1992), the Minnesota Twins (1993), the Boston Red Sox (1995), and the Baltimore Orioles (1995). Hartley played primarily as a pitcher and batted and threw right-handed. Born on August 31, 1961, in Hawthorne, CA, USA, Hartley was listed at 6 feet, 1 inch and 192 pounds. The bio lists the given name Michael Edward.

Hartley went 19-13 with a 3.70 ERA in 202 games, 6 of them starts. The totals include 259 strikeouts. That 3.70 ERA compares with a 3.98 league average across the same seasons, 7.0% better. Hartley won 7 games in 1992, the most of any season listed. The strikeout high was 76 in 1990. 1990 was Hartley's sharpest full season, a 2.95 ERA against the league's 3.86.

Frequently Asked Questions about Mike Hartley

What years did Mike Hartley play?: Mike Hartley played in Major League Baseball from 1989 to 1995.
Was Mike Hartley a pitcher?: Yes. Mike Hartley pitched in the major leagues, recording 19 wins and 259 strikeouts.
How many home runs did Mike Hartley hit?: Mike Hartley hit 0 career home runs with 1 hit.
What teams did Mike Hartley play for?: Mike Hartley played for 5 teams: the Los Angeles Dodgers (1989–1991), the Philadelphia Phillies (1991–1992), the Minnesota Twins (1993), the Boston Red Sox (1995), and the Baltimore Orioles (1995).
What were Mike Hartley's career stats?: In 202 games, Mike Hartley went 19-13 with a 3.70 ERA, 259 strikeouts, 318.2 innings pitched, and 4 saves.
How much did Mike Hartley earn in his career?: Mike Hartley's recorded salaries total $1,115,000 over 4 seasons, 1990 to 1993. This total is partial: the salary data covers 1985 to 2016, and Hartley's career ran from 1989 to 1995. No salary is recorded for 1989 and 1995.
What was Mike Hartley's salary?: Mike Hartley's last recorded salary was $625,000, in 1993. His highest recorded salary was $625,000, in 1993, and his lowest was $100,000, in 1990. The Salary History table lists each season from 1990 to 1993.
What position did Mike Hartley play?: Mike Hartley played primarily as a pitcher, the position where he appeared in the most games.
How tall was Mike Hartley and how much did he weigh?: Mike Hartley was listed at 6 feet 1 inch and 192 pounds.
What was Mike Hartley's career ERA?: Mike Hartley finished with a 3.70 career ERA, going 19-13 with 259 strikeouts.
How many strikeouts did Mike Hartley have?: Mike Hartley recorded 259 career strikeouts.
Is Mike Hartley in the Hall of Fame?: No. Mike Hartley has not been inducted into the National Baseball Hall of Fame.