How do we create a Choropleth map?

By Kardi Teknomo, PhD.

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Suppose you have created a layer of Japan Administrative Boundary Map from last section. That layer contains data of population of the region and you want to make Choropleth map.

This can be easily done in ArcGIS using the following steps:

1. In the left panel, that is table of content of the layers; do right click on layer Administrative Boundary . A pop up menu will be shown.
2. Click on the pop up menu: Properties
3. In the Layers Properties dialog, choose Symbology Tab
4. Select Show> Quantities > Graduate Colors
5. Click field Value: Pop_Admin
6. Select the color ramp you want to specify. ArcGIS automatically put the color and category
7. Optionally, you may change the color of each category or change the number of category.
8. Click OK button

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This tutorial is copyrighted.

Preferable reference for this tutorial is

Teknomo, Kardi. Introduction to GIS. http:\\people.revoledu.com\kardi\ tutorial\GIS\