Top 10 Metropolitan Area Congestion Rankings: 2018

by calendar year average minutes of congestion
Rank Urban Area
1 Los Angeles, CA
2 Washington, DC
3 Seattle, WA
4 San Francisco, CA
5 New York, NY
6 Portland, OR
7 Baltimore, MD
8 Denver, CO
9 Miami, FL
10 Houston, TX
Average of 52 MSA's
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Notes:

Minutes of Congestion - the amount of time when freeways operate less than 90 percent of free-flow freeway speeds. Calculated by calendar year for an average duration of daily congestion.

Key: MSA = Metropolitan Statistical Area

Sources:

U.S. Department of Transportation, Federal Highway Administration, Urban Congestion Report, personal communication.

Last Updated: April 2019