← All tools

Choropleth Map Builder

Paste a list of regions and values — states or countries — and get a colored map. No spreadsheet software, no GIS software, nothing leaves your browser.

1. Geography

2. Your data region + value, CSV or TSV

Paste text above, or drop a .csv / .tsv file on it.

3. Color scale

Number of buckets 5

4. Export

US States
0 matched 0 unmatched
Legend
No data

Unmatched rows

Nothing unmatched yet — paste data to check.

The map library couldn't load.

Choropleth Map Builder needs D3's geo module (from a CDN) to draw the map. Check your connection and reload — your data and the built-in geography never leave your browser once things load.