AI Choropleth Map Generator

Choropleth maps shade geographic regions proportionally to a statistical variable, making them ideal for comparing metrics across countries, states, or districts. viz42 resolves boundaries automatically, assigns a color scale, and renders an interactive MapLibre map with hover tooltips and metric cards. Paste a spreadsheet or describe your data and the AI handles the rest.

Common use cases

• Visualize population density across states or countries
• Compare regional sales performance on a map
• Display election results or survey data by district
• Show public-health indicators by county or region
• Map economic metrics like GDP or unemployment rates

How viz42 helps

• Automatic boundary resolution for countries, states, and counties
• Sequential and diverging color scales with legend
• Interactive tooltips showing region name and data value
• AI-generated insights and analysis summary cards

Example prompt

Choropleth map of European countries colored by GDP per capita: Germany $51K, France $44K, Spain $30K, Italy $34K, Poland $18K, Netherlands $57K, Sweden $56K, Norway $82K

Frequently asked questions

What geographic boundaries are supported?

viz42 resolves boundaries for countries, states/provinces, and many county-level divisions. Provide region names and the geo service matches them to polygons automatically.

Can I choose the color scale?

The AI selects an appropriate sequential or diverging scale based on your data. You can request a specific palette like blues, reds, or green-to-red in your prompt.

How many regions can a choropleth map display?

There is no hard limit. The MapLibre renderer handles hundreds of regions smoothly with interactive zooming and tooltip support.

Related generators

• Symbol Map
• Density Map
• Region Summary Map

AI Choropleth Map Generator — Read practical guides — Try it free