We are independent & ad-supported. We may earn a commission for purchases made through our links.
Advertiser Disclosure
Our website is an independent, advertising-supported platform. We provide our content free of charge to our readers, and to keep it that way, we rely on revenue generated through advertisements and affiliate partnerships. This means that when you click on certain links on our site and make a purchase, we may earn a commission. Learn more.
How We Make Money
We sustain our operations through affiliate commissions and advertising. If you click on an affiliate link and make a purchase, we may receive a commission from the merchant at no additional cost to you. We also display advertisements on our website, which help generate revenue to support our work and keep our content free for readers. Our editorial team operates independently of our advertising and affiliate partnerships to ensure that our content remains unbiased and focused on providing you with the best information and recommendations based on thorough research and honest evaluations. To remain transparent, we’ve provided a list of our current affiliate partners here.

How Long Is America's Longest Main Street?

The longest Main Street in America is US Route 20 in Island Park, Idaho, which is 33 miles (53 k) long. The city consist mainly of resorts and lodges along Route 20 whose owners decided to incorporate in 1947 in order to get around Idaho's liquor laws that do not allow liquor to be sold outside city limits.

More about American roads:

  • In 1956, the new Federal-Aid Highway Act passed which allowed the construction of 41,000 miles of interstate highways across the nation.
  • As of 2010, there are 250 million cars and trucks on American roads.
  • There is a system to naming American interstate highways: north-south routes are given odd numbers and east-west routes are given even numbers.
Discussion Comments
America Explained, in your inbox

Our latest articles, guides, and more, delivered daily.

America Explained, in your inbox

Our latest articles, guides, and more, delivered daily.