The modern RV industry began in 1910 as more Americans became accustomed to owning cars and traveling around the United States by automobile. Today, more than nine million American households own a recreational vehicle. According to the Recreation Vehicle Industry Association, an RV can be motorized or towable and must meet certain criteria in order to be allowed on the open road. The largest percentage of RV buyers are between 34 to 54 years old. But, while an RV may be a more economical way to transport a big family or group of friends, the initial cost is steep. The average RV typically retails for around $100,000. Here are some Facts You Should Know about the RV industry.