Kenley Jansen

Boston Red Sox, Relief Pitcher
Age: 37y-2m-21d (Sep 30, 1987)
Exp: 14.073 Years
Country: CW
Agent(s): Wasserman
INACTIVE

2023-2024 free-agent-xxb

Kenley Jansen signed a 2 year , $32,000,000 contract with the Boston Red Sox, including $32,000,000 guaranteed, and an average annual salary of $16,000,000.
Contract Terms:
2 yr(s) / $32,000,000
Average Salary:
$16,000,000
Signing Bonus:
N/A
Free Agent:
2025 / UFA
Year Age PayrollAnnual Luxury Tax Tax % League Tax Cash Annual Cash Cumulative
2023 35 $16,000,000 $16,000,000 6.87% $16,000,000 $16,000,000
2024 36 $16,000,000 $16,000,000 6.75% $16,000,000 $32,000,000
2025 37
UFA
Year Age Service Base Salary Incentives Likely Incentives Unlikely Payroll Salary Luxury Tax
2023 35 12.072 $16,000,000 - - $16,000,000 $16,000,000
2024 36 13.072 $16,000,000 - - $16,000,000 $16,000,000
2025 37 --
UFA
Year Age Base Salary Cash Total Cash Cumulative Cash Remaining AYC Cumulative AYC Remaining
2023 35 $16,000,000 $16,000,000 $16,000,000 $16,000,000 $16,000,000 $16,000,000
2024 36 $16,000,000 $16,000,000 $32,000,000 - $16,000,000 $16,000,000
Source: MLB contract specifics generally collected from verified reports.

2022-2022 free-agent-xxb

Kenley Jansen signed a 1 year , $16,000,000 contract with the Atlanta Braves, including $16,000,000 guaranteed, and an average annual salary of $16,000,000.
Contract Terms:
1 yr(s) / $16,000,000
Average Salary:
$16,000,000
Signing Bonus:
N/A
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2017-2021 free-agent-xxb

Kenley Jansen signed a 5 year , $80,000,000 contract with the Los Angeles Dodgers, including $4,000,000 signing bonus, $80,000,000 guaranteed, and an average annual salary of $16,000,000.
Contract Terms:
5 yr(s) / $80,000,000
Average Salary:
$16,000,000
Signing Bonus:
$4,000,000
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2016-2016 Arbitration

Kenley Jansen signed a 1 year , $10,650,000 contract with the Los Angeles Dodgers, including $10,650,000 guaranteed, and an average annual salary of $10,650,000.
Contract Terms:
1 yr(s) / $10,650,000
Average Salary:
$10,650,000
Signing Bonus:
N/A
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2015-2015 Arbitration

Kenley Jansen signed a 1 year , $7,425,000 contract with the Los Angeles Dodgers, including $7,425,000 guaranteed, and an average annual salary of $7,425,000.
Contract Terms:
1 yr(s) / $7,425,000
Average Salary:
$7,425,000
Signing Bonus:
N/A
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2014-2014 Arbitration

Kenley Jansen signed a 1 year , $4,300,000 contract with the Los Angeles Dodgers, including $4,300,000 guaranteed, and an average annual salary of $4,300,000.
Contract Terms:
1 yr(s) / $4,300,000
Average Salary:
$4,300,000
Signing Bonus:
N/A
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2013-2013
Pre-Arbitration

Kenley Jansen signed a 1 year , $512,000 contract with the Los Angeles Dodgers, including $512,000 guaranteed, and an average annual salary of $512,000.
Contract Terms:
1 yr(s) / $512,000
Average Salary:
$512,000
Signing Bonus:
N/A
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2012-2012
Pre-Arbitration

Kenley Jansen signed a 1 year , $491,000 contract with the Los Angeles Dodgers, including $491,000 guaranteed, and an average annual salary of $491,000.
Contract Terms:
1 yr(s) / $491,000
Average Salary:
$491,000
Signing Bonus:
N/A
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2011-2011
Pre-Arbitration

Kenley Jansen signed a 1 year , $416,000 contract with the Los Angeles Dodgers, including $416,000 guaranteed, and an average annual salary of $416,000.
Contract Terms:
1 yr(s) / $416,000
Average Salary:
$416,000
Signing Bonus:
N/A
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2010-2010
Pre-Arbitration

Kenley Jansen signed a 1 year , $400,000 contract with the Los Angeles Dodgers, including $400,000 guaranteed, and an average annual salary of $400,000.
Contract Terms:
1 yr(s) / $400,000
Average Salary:
$400,000
Signing Bonus:
N/A
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Seasons

14.073 Years

Career Earnings thru 2025

$140,615,505

Earnings w/ Different Teams

3 teams

Earnings Per Year

Year Age Team(s) Status Cash Total Cash Cumulative Awards
2010 22
Active
$154,838
$154,838
2011 23
Active
$416,000
$570,838
2012 24
Active
$491,000
$1,061,838
2013 25
Active
$512,000
$1,573,838
2014 26
Active / Arb Avoided
$4,300,000
$5,873,838
2015 27
Active / Arb Avoided
$7,425,000
$13,298,838
2016 28
Active / Arb Avoided
$10,650,000
$23,948,838
2017 29
Active
$14,000,000
$37,948,838
2018 30
Active
$10,000,000
$47,948,838
2019 31
Active
$18,000,000
$65,948,838
2020 32
Active / early-termination-declined
$6,666,667
$72,615,505
 Champion
2021 33
Active
$20,000,000
$92,615,505
 All MLB (2nd)
2022 34
Active
$16,000,000
$108,615,505
2023 35
Active
$16,000,000
$124,615,505
2024 36
Injured
$16,000,000
$140,615,505
Total      
$140,615,505
$140,615,505
Total
$140,615,505

Earnings Per Team

Years Team Base Signing Incentives Cash Cumulative
12 $88,615,506 $4,000,000 - $92,615,505
1 $16,000,000 - - $16,000,000
2 $32,000,000 - - $32,000,000
Year Team(s) Age Base Signing Incentives Cash Total Cash Cumulative
2010
22
$154,839
$154,838
$154,838
2011
23
$416,000
$416,000
$570,838
2012
24
$491,000
$491,000
$1,061,838
2013
25
$512,000
$512,000
$1,573,838
2014
26
$4,300,000
$4,300,000
$5,873,838
2015
27
$7,425,000
$7,425,000
$13,298,838
2016
28
$10,650,000
$10,650,000
$23,948,838
2017
29
$10,000,000
$4,000,000
$14,000,000
$37,948,838
2018
30
$10,000,000
$10,000,000
$47,948,838
2019
31
$18,000,000
$18,000,000
$65,948,838
2020
32
$6,666,667
$6,666,667
$72,615,505
2021
33
$20,000,000
$20,000,000
$92,615,505
2022
34
$16,000,000
$16,000,000
$108,615,505
2023
35
$16,000,000
$16,000,000
$124,615,505
2024
36
$16,000,000
$16,000,000
$140,615,505
Total
$136,615,506
$4,000,000
$140,615,505
$140,615,505
Total
$136,615,506
$4,000,000
$140,615,505

Earnings Per Team

Years Team Base Signing Incentives Cash Cumulative
12 $88,615,506 $4,000,000 - $92,615,505
1 $16,000,000 - - $16,000,000
2 $32,000,000 - - $32,000,000

Injuries

Year Dates Reason
2024 BOS Sep 23, 2024 - Sep 29, 2024 Shoulder
2023 BOS Sep 13, 2023 - Sep 23, 2023 Concussion
2022 ATL Jun 28, 2022 - Jul 13, 2022 Heart
2018 LAD Aug 10, 2018 - Aug 20, 2018 Heart
2015 LAD Mar 27, 2015 - May 15, 2015 Foot
  • Dec 07, 2022 Signed a 2 year $32 million contract with Boston (BOS)
  • Mar 18, 2022 Signed a 1 year $16 million contract with Atlanta (ATL)
  • Oct 31, 2019 Exercised a 2 year $38M option with Los Angeles (LAD)
  • Dec 12, 2016 Signed a 5 year $80 million contract with Los Angeles (LAD)
  • Nov 14, 2016 Declined a $17.2 million qualifying offer for 2017 with Los Angeles (LAD)
  • Nov 07, 2016 Extended a $17.2 million qualifying offer for 2017 by Los Angeles (LAD)
  • Jan 15, 2016 Signed a 1 year $10.65 million contract with Los Angeles (LAD), avoiding arbitration
  • Jan 16, 2015 Signed a 1 year $7.425 million contract with Los Angeles (LAD)
  • Feb 11, 2014 Signed a 1 year $4.3 million contract with Los Angeles (LAD)
  • Mar 01, 2013 Signed a 1 year $512k contract with Los Angeles (LAD)
  • Mar 03, 2012 Signed a 1 year $491k contract with Los Angeles (LAD)
  • Feb 01, 2011 Signed a 1 year $416k contract with Los Angeles (LAD)
  • Nov 17, 2004 Signed a contract with Los Angeles (LAD)
Year Team GP GS H R ER BB K HR W L SV IP ERA WHIP WAR
2024 BOS 54 0 38 20 20 20 62 4 4 2 27 54.7 3.29 1.06 1.34
2023 BOS 50 0 40 21 18 17 52 5 3 6 29 44.7 3.63 1.28 0.75
2022 ATL 65 0 45 25 24 22 85 8 5 2 41 64.0 3.38 1.05 0.96
2021 LAD 69 0 36 21 17 36 86 4 4 4 38 69.0 2.22 1.04 2.47
2020 LAD 27 0 19 11 9 9 33 2 3 1 11 24.3 3.33 1.15 0.35
2019 LAD 62 0 51 28 26 16 80 9 5 3 34 63.0 3.71 1.06 0.13
2018 LAD 69 0 54 28 24 17 82 13 1 5 38 71.7 3.01 0.99 0.61
2017 LAD 65 0 44 11 10 7 109 5 5 0 41 68.3 1.32 0.75 2.97
2016 LAD 72 0 35 14 14 11 104 4 3 2 47 68.7 1.84 0.67 2.77
2015 LAD 54 0 34 14 14 8 80 6 2 1 36 52.3 2.41 0.80 1.36
2014 LAD 68 0 55 20 20 19 101 5 2 3 44 65.3 2.76 1.13 1.20
2013 LAD 75 0 48 16 16 18 111 6 4 3 28 76.7 1.88 0.86 2.64
2012 LAD 65 0 33 18 17 22 99 6 5 3 25 65.0 2.35 0.85 1.94
2011 LAD 51 0 30 17 17 26 96 3 2 1 5 53.7 2.85 1.04 0.85

Calculated Market Value

$14.7M Avg. Annual Salary

Market Value

  • 2 years, $29,495,052
  • Avg. Salary: $14,747,526
  • MLB Rank: 103
  • RP Rank: 4

Current Contract

  • Free Agent: 2025
  • Avg. Salary: $16,000,000

Comparable Players

We've selected the following players based on their age, contract status, and statistical production to compare Kenley Jansen to.

Player Length Value Avg. Salary Age When Signed
Josh Hader 5 $95,000,000 $19,000,000 29
Ryan Pressly 2 $30,000,000 $15,000,000 34
Edwin Diaz 5 $102,000,000 $20,400,000 28
Raisel Iglesias 4 $58,000,000 $14,500,000 31
Averages 4 $71,250,000 $17,225,000 30.5

Base Calculated Value

After adjusting the above contracts as if signed at Jansen's current age (37), a linear regression is performed, providing us with the following initial value.

Length Value Avg. Salary
4 $72,971,428 $18,242,857

Statistical Comparisons

Now we'll compare our variables and Jansen statistically over the two seasons prior to their signing. In this case we're analyzing: GP/Yr, SV, ERA, WHIP, K/9, BB/9, FIP, WAR

Player GP/Yr SV ERA WHIP K/9 BB/9 FIP WAR
Josh Hader
2022-2023
 57.00 0.61 3.25 1.19 14.08 4.28 3.07 0.84
Ryan Pressly
2021-2022
 57.00 0.52 2.62 0.93 11.74 2.12 2.18 1.62
Edwin Diaz
2021-2022
 62.00 0.52 2.38 0.95 14.95 2.96 1.69 2.32
Raisel Iglesias
2020-2021
 43.50 0.48 2.66 0.92 12.68 1.75 2.34 2.36
Average 54.88 0.53 2.73 1.00 13.36 2.78 2.32 1.79
Kenley Jansen
2023-2024
 44.50 0.56 3.26 1.22 10.55 3.38 3.15 1.58
Pct Change -18.91 5.66 -19.41 -22.00 -21.03 -21.58 -35.78 -11.73
Median Prime % Change -20.22%
Average Prime % Change -18.10%

Calculated Market Value: Kenley Jansen

After applying our Prime % figures into our base calculated value, we're given two values. The average of these values becomes our current calculated market value.

Terms Avg. Salary
2 years, $29,495,052 $14,747,526

FEATURED PLAYER NEWS

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2025 MLB Offseason Contract Breakdowns

Spotrac details the largest free agent signings and contract extensions across MLB throughout the 2025 offseason. READ MORE

TRANSACTIONS

Dec 07, 2022
Signed a 2 year $32 million contract with Boston (BOS)
Mar 18, 2022
Signed a 1 year $16 million contract with Atlanta (ATL)
Oct 31, 2019
Exercised a 2 year $38M option with Los Angeles (LAD)
Dec 12, 2016
Signed a 5 year $80 million contract with Los Angeles (LAD)
Nov 14, 2016
Declined a $17.2 million qualifying offer for 2017 with Los Angeles (LAD)
Nov 07, 2016
Extended a $17.2 million qualifying offer for 2017 by Los Angeles (LAD)
Jan 15, 2016
Signed a 1 year $10.65 million contract with Los Angeles (LAD), avoiding arbitration
Jan 16, 2015
Signed a 1 year $7.425 million contract with Los Angeles (LAD)
Feb 11, 2014
Signed a 1 year $4.3 million contract with Los Angeles (LAD)
Mar 01, 2013
Signed a 1 year $512k contract with Los Angeles (LAD)
Mar 03, 2012
Signed a 1 year $491k contract with Los Angeles (LAD)
Feb 01, 2011
Signed a 1 year $416k contract with Los Angeles (LAD)
Nov 17, 2004
Signed a contract with Los Angeles (LAD)

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