The Roadblock Registry

Over 3,000 user-submitted roadblock locations in the United States and Canada.

Browse for specific roadblocks by clicking on the appropriate state or province below.

What is a Roadblock?

A roadblock is a barricade set up by law enforcement to selectively stop and question motorists. The only justification for stopping citizens under a roadblock scenario is to warn them of unseen peril that could cause injury or death. Too often roadblocks are used to circumvent the need for probable cause to interrogate and search occupants of motor vehicles.

State / Province Spotlight

Michigan
Michigan
Michigan boasts one of the most notorious speed trap hot spots in the country: the area immediately surrounding the Detroit Municipal Wayne County Airport. In fact, three of the top five speed trap…
Iowa
Iowa
In March, the Iowa Department of Transportation shut down 10 of 34 speed cameras on or near Iowa’s major highways because they had no positive safety impact. Communities affected include Des …
South Carolina
South Carolina
South Carolina is home to one of the most distinctive landmarks in America: the famous peach-shaped water tower in Gaffney. Look for it along I-85, but don’t get too distracted. You’ll also nee…

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