How to make a choropleth map in Mapbox Studio?
One way to show data distribution on a map is with a choropleth, a thematic map in which areas are shaded based on a particular value. In this guide, you will use Mapbox Studio and Mapbox GL JS to make a map of US states showing population density.
How do you style a leaflet in Mapbox?
On the original Leaflet map, the data is styled based on the population density of each state: In the Mapbox Studio style editor, you can assign a color to each state based on its population density. Click the Style link in the statedata layer. Next, click Style across data range.
How to add population density to style in Mapbox Studio?
This GeoJSON file is borrowed from the Leaflet choropleth tutorial and contains data on population density across US states. To add the population density data to a style in Mapbox Studio, you need to upload it to your account. Go to your Tilesets page in Mapbox Studio to upload your data.
How to change the title of a choropleth map?
Click into the title field in the upper left side of the screen to change the title from Basic Template to Population. If this is your first time in the style editor, read the Mapbox Studio Manual for more information on getting started. To add and style the population density data, you will need to add a new layer to the map:
How to create a choropleth map using census data?
This map uses 2014 U.S. Census data to create two layers. One layer contains a choropleth visualization for state populations, and one layer contains a choropleth visualization for county populations.
How to make a choropleth map in GL JS?
Open your text editor and create a file called index.html. Set up the document by adding Mapbox GL JS and its associated CSS file in the header: Next, markup the page to create a map container, an information box, and a legend: You will also want to apply some CSS to visualize what the layout looks like.