UAVBillboards is a drone-captured dataset of over 1,300 urban images featuring billboard advertisements in Poznań, Poland, designed to support research in outdoor advertising detection and instance segmentation. Collected using a low-cost DJI Mini 2 drone under diverse weather and lighting conditions, the dataset includes over 5,200 annotated labels across free-standing, wall-mounted billboards, and large road signs. Each image is enriched with geolocation metadata and categorized into landscape-based splits, making UAVBillboards a valuable resource for computer vision and smart city applications. More here: https://putvision.github.io/UAVBillboards/