Which 25 US cities have the worst traffic? See this data firm's list.

Is traffic bad in your city? Well, you aren't alone, according to the latest data from one transportation analytics company.

INRIX released its Global Traffic Scorecard on Dec. 2 and identified the top 25 U.S. cities with the worst traffic congestion .

The scorecard “reveals a world where congestion is climbing almost everywhere,” INRIX said in a news release alongside the list. The organization analyzed traffic data in 36 countries and nearly 1,000 cities.

Across the globe, 62% of urban areas experienced increased congestion in 2025, while 26% of urban areas saw improvements.

INRIX's data showed that traffic costs drivers traveling in highly congested areas of the world hundreds of dollars on average each year, in comparison to remote workers and other drivers who commute duri