As of December 2025 Lamar Advertising has a market cap of โน1.156 Trillion. This makes Lamar Advertising the world's 1603th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Dec 18th, 2025 the market cap of Lamar Advertising was reported to be: