Ridgefield was incorporated as a borough by an Act of the New Jersey Legislature on May 26, 1892, from portions of Ridgefield Township.
The New Jersey Turnpike passes through Ridgefield. The Turnpike's Vince Lombardi service area is located between Interchanges 18E/18W and the George Washington Bridge at mileposts 116E on the Eastern Spur and 115.5W on the Western Spur.
U.S. Route 1/9, U.S. Route 46, Route 63 and Route 5 also pass through Ridgefield.
New Jersey Transit bus routes 83, 127, 154, 155, 157, 165, 166, 168 and 321 serve Ridgefield with the bus routes 167 and 321 leaving from the Vince Lombardi Park & Ride. Travel time to New York from Vince Lombardi is 18 minutes on route 321 and 27 minutes on route 167.