Overview
Carmel has more roundabouts than any other city in the United States, replacing traffic lights at most of its intersections.
History
The city began building roundabouts in the late 1990s to reduce crashes and traffic delays, and kept adding them.
Today
The roundabouts are a symbol of Carmel and are studied by planners from other cities.
Compiled October 2026. History is summarized for general interest; check primary sources for research. This landmark is local context, not an employer or job listing.