The intensifying challenge of global climate change has made accelerating energy conservation and emission reduction an urgent global imperative. As one of the world’s largest carbon emitters, China plays a pivotal role in global decarbonization efforts. The digital economy, emerging as a key driver of China’s economic transformation, provides novel pathways for advancing carbon reduction. This paper employs kernel density estimation and ArcGIS 10.8 to analyze the spatiotemporal dynamics of the digital economy and urban carbon emissions in Ch...