How many classic cars are there in the world?

Estimating the number of classic cars in the world is challenging due to varying definitions of what constitutes a "classic." Generally, classic cars are considered to be vehicles that are at least 20 to 30 years old. While exact numbers are hard to come by, it is estimated that there are several million classic cars globally, with significant concentrations in countries like the United States and the United Kingdom. The classic car market continues to grow, driven by collectors and enthusiasts.