A map of traffic congestion by metropolitan area

More people, more cars. Not a surprise. But you can see that congestion is worse in, say, the Washington, D.C., area than the New York metro area. New York has many more people, but also a better mass transit system.

Thanks to the support of readers like you, Per Square Mile remains independent and ad-free.

If you enjoy what you read, please consider supporting the site with a donation.


opening times