The Spatial Data Science Conference '21 will be held as a virtual conference from October 25th to 28th, featuring over 30 sessions across four days. The event aims to bring together spatial data science experts and leaders for networking opportunities and knowledge sharing. Notable speakers include Anita Graser, Martin Fleischmann, Claire Byrne, Jonathan Americo, Giulia Carella, Pelayo Arbués, Taylor Reich, Andrea Gorrini, Iacopo Testi, Geoff Michener, and others from various organizations such as TomTom, CARTO, the University of Liverpool, and Google Cloud. The conference also features sponsors like Fulcrum, Unacast, Veraset, Safegraph, OmniSci, SingleStore, dataPlor, and Foursquare. Registration is now open for free, making it possible to join the largest virtual gathering of spatial data science experts worldwide.