Map visualizations in Power BI - Step-by-Step Guide

Introduction

Map visualizations show your data on a map to help you see locations and patterns. They solve the problem of understanding where things happen, like sales by city or customer distribution.

When you want to see sales numbers by country or region on a map.

When you need to show customer locations to find where most customers live.

When you want to analyze delivery routes or shipping locations visually.

When you want to compare performance across different states or cities.

When you want to spot geographic trends in your data quickly.

Steps

Step 1: Click

- Visualizations pane

The list of available visual types appears

💡 Look for the map icon which looks like a globe or location pin

Step 2: Select

- Map visualization icon

A blank map visual appears on the report canvas

Step 3: Drag

- Location field from Fields pane to Location bucket in Visualizations pane

Map shows points or areas based on the location data

Step 4: Drag

- Value field (like sales or count) to Size or Color bucket

Map points change size or color to show data values

Step 5: Click

- Format pane (paint roller icon)

Formatting options appear to customize map style, colors, and labels

Step 6: Adjust

- Map controls like zoom, map style, and data colors

Map updates visually to your preferences

Before vs After

Before

Report canvas shows no map visual and data fields are unassigned

After

Map visual displays location points sized by sales amount with zoom controls visible

Settings Reference

Map style

📍 Format pane > Map controls

Change the background style of the map for better visibility

Default: Road map

Data colors

📍 Format pane > Data colors

Set colors to represent different data values on the map

Default: Default color palette

Zoom controls

📍 Format pane > Map controls

Enable or disable zoom buttons on the map

Default: On

Bubble size

📍 Format pane > Bubbles

Control the size of data points on the map

Default: Medium

Common Mistakes

Using non-geographic data in the Location field

Map cannot plot locations without geographic data like city, country, or coordinates

Use fields with geographic meaning such as city names, postal codes, or latitude/longitude

Not setting the data category for location fields

Power BI may not recognize the field as geographic, causing incorrect or missing map points

Select the location field, go to Column tools tab, and set Data Category to the correct geographic type

Overloading the map with too many points

Too many points can clutter the map and make it hard to read

Filter data or aggregate it to show meaningful clusters or summaries

Summary

Map visualizations display data points on geographic maps to reveal location patterns.

You add location fields and data values to create size or color-coded map points.

Remember to use geographic data and set the correct data category for accurate maps.