Add Data Layer to Map – Tableau Custom Map Layer

1. Objective

In this tutorial, we are going to study How to add data layer to map in Tableau, how to Create Custom Map Data Layer and it stepwise description.
So, let us start Custom Map Data Layer in Tableau.

adding data layer to map in Tableau

Add Data Layer to Map in Tableau

2. What is Map Layer in Tableau?

Tableau Map layers can change the way maps look/Style. There are map layers that change the style of the map to use either a light, normal, or dark background.
There are also data layers that overlay additional information, such as place names or population, on top of the existing maps in Tableau.
Let’s Know About Tableau Heat Map in detail

3. How to Add Data Layer to Map in Tableau?

These are the following Steps to customize map layer in tableau:
i. Right-click on the Location field under Dimensions
ii. Go to Geographic Role and select State/Province:

Add Data Layer to Map

Step. 2 Adding Data Layer to Map

iii. Double-click Location. Latitude (generated) is automatically placed in Rows and Longitude (generated) is automatically placed in Columns. The Location pill is also automatically placed in the Details property.
Read about Show Me How – Tableau TreeMap
iv. Under the Marks card, click on the drop-down and change the mark to Shape:

Add Data Layer to Map

Step. 4 Adding Data Layer to Map

v. From Measures, drag the calculated field Percentage to Shape the Marks card.
vi. Click on the top-right drop-down arrow of the Shape legend and assign the following shapes from the Bars palette. To assign, click on a value on the left Select Data Item column, and then click on the appropriate icon you want to assign from the right column.

Add Data Layer to Map

Step. 6 Adding Data Layer to Map

vii. In this recipe, no shaded bars are assigned to 21-40%, and four shaded bars is assigned to > 60%.
viii. Click OK when done.
Do you know about Tableau Custom Data View
ix. Click on Size in the Marks card and move the slider to the right to make the icons on the map a little bit bigger.
x. From Measures, drag the calculated field Percentage to Color in the Marks card.
xi. From Measures, drag the field Percentage of households with pets to Label in the Marks card.
xii. Go to the Map menu and select Map Layers:

Add Data Layer to Map

Step. 12 Adding Data Layer to Map

xiii. In the Map Layers sidebar that appears, do the following:

  • Under Map Layers, check Coastline and State/Province Borders
  • Under Data Layer, select Housing Units Growth % 2016-2021. Data Layer, use the color palette Orange-Blue Diverging
Add Data Layer to Map

Step. 13 Adding Data Layer to Map

xiv. Close the Map Layers sidebar when done.
This was all on Add Data Layer to Map in Tableau Tutorial. Hope you like our explanation.

4. Conclusion

Hence, in this tutorial we learned about how to add data layer to map in Tableau, how to create data layers in the map, a stepwise procedure to create them. Furthermore, if you have any query feel free to ask in a comment section.
Related Topic- Types of Formats in Tableau
For reference

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