What Projection is Used to Display Maps in SimplyAnalytics? Juan Vasquez - June 15, 2017 04:18 All maps in SimplyAnalytics use Web Mercator projection to display maps detail. Related articles What is a census tract? Data Providers, Definitions, and Methodology Information How do I sign up for SimplyAnalytics? Why can’t I find a known ZIP code / Postal code? Why can’t I change the geographic unit to be smaller? (e.g., census tract, or ZIP code not available).