• Casey's General Stores average gross margin for 2023 was 20.91%, a 3.93% increase from 2022.
• Casey's General Stores average gross margin for 2022 was 20.12%, a 10.38% increase from 2021.
• Casey's General Stores average gross margin for 2021 was 22.45%, a 8.14% decline from 2020.

Gross margin can be defined as a company's total sales revenue minus its cost of goods sold, divided by the total sales revenue, expressed as a percentage.