• Lamar Advertising average operating margin for 2023 was 29.21%, a 1.32% increase from 2022.
• Lamar Advertising average operating margin for 2022 was 29.6%, a 3.1% decline from 2021.
• Lamar Advertising average operating margin for 2021 was 28.71%, a 6.69% increase from 2020.

Operating margin can be defined as operating margin measurement of what proportion of a company's revenue is left over after paying for variable costs of production such as wages, raw materials, etc.