Most truck driving schools have varying lengths, but typically they range from a few weeks to a few months. The duration can depend on several factors, such as the type of program you choose and the amount of practice needed to become proficient in driving skills. Some schools offer accelerated programs that condense training into a shorter period, while others may provide more extensive training over a longer timeframe. The length of the program is designed to ensure that students receive proper instruction and hands-on experience to meet the requirements for commercial driver's licenses (CDLs). It's important to research and choose a reputable truck driving school that offers comprehensive training within a timeframe that suits your needs and schedule.