Tip: To change which map is on top, rearrange the Longitude (generated) fields on the Columns shelf.Ĭreate a dual-axis map from custom latitude and longitude fields For each region, you can now see which states has the most sales. The dual axis (layered) map is now complete. In the Colour pop-up dialog box, under Opacity, move the slider to approximately 75%. Notice that the colours of the map update. In the Edit Colours dialog box that opens, click the Palette drop-down, select Grey, and then click OK.
On the Marks card, ensure that the bottom Longitude (generated) tab is selected, and then click Colour > Edit Colours. You might not be able to see the map on the bottom layer. The map views are now overlapping each other. On the Columns shelf, right-click the Longitude (generated) field on the right and select Dual Axis.
On the Marks card, select the top Longitude (generated) tab.įrom the Data pane, under Dimensions, drag Region to Colour on the Marks card. On the Columns shelf, control-drag (command-drag on a Mac) the Longitude (generated) field to copy it, and place it to the right of the first Longitude field. The states with higher sales are darker blue, and the states with fewer sales are lighter blue. The map updates to show the sum of sales by state. On the Marks card, click on the Mark Type drop-down and select Map.įrom the Data pane, under Measures, drag Sales to Colour on the Marks card. In the Data pane, under Dimensions, double-click State. In the Connect pane, under Saved Data Sources, connect to the Sample-Superstore data source.
Create a dual-axis map from Tableau Latitude (generated) and Longitude (generated) fields By using a combination of Tableau Latitude (generated) and Longitude (generated) fields, and custom latitude and longitude fieldsįollow the steps below to learn how to create a dual-axis map using each of these methods.By using custom latitude and longitude fields.By using Tableau Latitude (generated) and Longitude (generated) fields.There are three ways to create a dual-axis map in Tableau: For example, a filled map of US states with data points for each city layered on top. A dual-axis map is a map with two sets of geographic data overlaid on top of one another. This article demonstrates how to create dual axis (layered) maps in Tableau using several examples.
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