In 2025, only 30 US cities scored by CDP were named to the ‘A’ List 

The City of Indianapolis has been named to the 2024 CDP A List , the top status available from the largest global independent environmental disclosure system. This rating recognizes global leadership in environmental transparency, climate action, and resilience planning. Only 112 cities worldwide earned CDP's top status, including 29 U.S. cities, the most from any country. Indianapolis has disclosed environmental impact data through CDP since 2015; this is the seventh time it has received an A rating.