| 10.23* | | | Form of Restricted Stock Units Agreement (LTI Awards to Officers) and Award Summary under 2018 Stock Incentive Plan (FY21 Awards) (incorporated by reference to Exhibit 10.32 to Form 10-Q as filed September 8, 2020) | | |
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| 10.24* | | | Form of Restricted Stock Units Agreement (Non-Officer Employees) under 2018 Stock Incentive Plan (FY21 Awards) (incorporated by reference to Exhibit 10.33 to Form 10-Q as filed September 8, 2020) | | |
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| 10.25* | | | Restricted Stock Units Agreement (Make-Whole Award to Darren M. Rebelez) and Award Summary under 2018 Stock Incentive Plan (incorporated by reference to Exhibit 10.46 to Form 10-Q as filed September 9, 2019) | | |
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| 10.26* | | | Performance-Based Restricted Stock Units Agreement (Special Strategic Grant to Darren M. Rebelez) and Award Summary under 2018 Stock Incentive Plan (incorporated by reference to Exhibit 10.1 to Form 8-K as filed December 26, 2019) | | |
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| 10.27* | | | Restricted Stock Units Agreement (Make-Whole Award to Thomas P. Brennan) under 2018 Stock Incentive Plan (incorporated by reference to Exhibit 10.53 to Form 10-Q as filed March 9, 2020) | | |
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| 10.28* | | | Restricted Stock Units Agreement (Make-Whole Award to Chad Frazell) under 2018 Stock Incentive Plan (incorporated by reference to Exhibit 10.54 to Form 10-Q as filed March 9, 2020) | | |
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| 10.29* | | | Restricted Stock Units Agreement (Sign-On Award to Stephen P. Bramlage, Jr.) and Award Summary under 2018 Stock Incentive Plan (incorporated by reference to Exhibit 10.27 to Form 10-Q as filed September 8, 2020) | | |
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| 10.30* | | | Restricted Stock Units Agreement (Make-Whole Award to Ena Williams Koschel) under 2018 Stock Incentive Plan (incorporated by reference to Exhibit 10.29 to Form 10-Q as filed September 8, 2020) | | |
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| 10.31* | | | Restricted Stock Units Agreement (Make-Whole Award to Adrian M. Butler) under 2018 Stock Incentive Plan (incorporated by reference to Exhibit 10.30 to Form 10-Q as filed September 8, 2020) | | |
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| 10.32* | | | Restricted Stock Units Agreement (Special Performance Award to Jay Soupene) under 2018 Stock Incentive Plan (incorporated by reference to Exhibit 10.31 to Form 10-Q as filed September 8, 2020) | | |
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| 10.33* | | | Restricted Stock Units Agreement (Special Performance Award to Brian Johnson) under 2018 Stock Incentive Plan (incorporated by reference to Exhibit 10.36 to Form 10-Q as filed March 8, 2021) | | |
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| 10.34* | | | Casey's General Stores, Inc. Officer Severance Plan (incorporated by reference to Exhibit 10.1 to Form 8-K as filed September 9, 2019) | | |
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| 21 | | | Subsidiaries of Casey’s General Stores, Inc. | | |
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| 23.1 | | | Consent of Independent Registered Public Accounting Firm | | |
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| 31.1 | | | Certificate of Darren M. Rebelez under Section 302 of Sarbanes-Oxley Act of 2002 | | |
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| 31.2 | | | Certificate of Stephen P. Bramlage Jr. under Section 302 of Sarbanes-Oxley Act of 2002 | | |
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| 32.1 | | | Certificate of Darren M. Rebelez under Section 906 of Sarbanes-Oxley Act of 2002 | | |
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| 32.2 | | | Certificate of Stephen P. Bramlage Jr. under Section 906 of Sarbanes-Oxley Act of 2002 | | |
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| 101.INS | | | XBRL Instance Document | | |
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| 101.SCH | | | XBRL Taxonomy Extension Schema Document | | |
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| 101.CAL | | | XBRL Taxonomy Extension Calculation Linkbase Document | | |
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| 101.LAB | | | XBRL Taxonomy Extension Label Linkbase Document | | |
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| 101.PRE | | | XBRL Taxonomy Extension Presentation Linkbase Document | | |
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| 101.DEF | | | XBRL Taxonomy Extension Definition Linkbase Document | | |