There are approximately 3.5 million truck drivers in the United States, making it one of the largest occupations. Most truck drivers are white males between the ages of 35-54. The top states for truck driver residency are Texas, California, Pennsylvania, Florida, and Ohio. Truck drivers haul over 12.5 billion tons of freight annually, spending up to 4 weeks at a time on the road, to ensure goods are stocked and delivered on schedule across the country.