← Czechiachartlink · choropleth
Czechia by: regions
Map of Czechia by region, one number per region
Also: Czechia map by region · mapa krajů České republiky · kraje ČR mapa · Czech regions choropleth · map of Czechia's 14 regions

Example: Population of Czechia's regions, 2025 — Population on 1 January 2025 by region, from Eurostat's regional demography.
About this template
Data: one row per region with its NUTS 2024 code (CZ010 for Prague, CZ064 for South Moravia) or its name — in the local language or in English — and a number. A region with no row stays grey. Same design as the other country maps.
A choropleth map of the regions of the "cz-nuts3" geography, each region filled by one number from your data (the "population" column).
A sequential colour scale from pale blue for the smallest values to deep navy blue for the largest; pinned to 500000 to 1500000, so values beyond the ends take the end colour and the colour bar says ≤ and ≥; a gradient colour bar below the map, with its labels underneath; values formatted in compact form (1.2k, 3.4M), 1 decimal; on a white canvas (#ffffff) with near-black text — a light theme; 0.6-unit hairline outlines between regions.
The title and description are left-aligned above the chart. Font: Inter (the default); a source line with a link sits at the bottom, with the chartlink badge in the corner.
Data: 2 columns — region (string, "Region (NUTS code or name)"), population (number, "Population, 1 January 2025") — and 14 rows in the example "Population of Czechia's regions, 2025". Regions are named by ISO 3166-2 region codes or region names; a region with no row stays unfilled in grey, and an unknown code fails loudly with the nearest matches. Your data keeps the same column ids and every other setting comes from the template; an agent can change any of them.
Other looks of this template — dark (on a dark canvas): ast_bm7USsZ8EMdnjJ4vYniND; buckets (with the values in classes and a swatch legend): ast_XPGLIXNqjsXqi75eOO7dL; editorial (in the editorial house style — serif type on paper, a green ramp): ast_JL3070BxIP10w0467ujVL; buckets-dark (with the values in classes and a swatch legend, on a dark canvas): ast_1XOkmDaOKCsR8ZEGjolAN; surroundings (with the land around the place drawn in grey): ast_6fGE3fJJ6UjbjX5Oxr0KI; buckets-editorial (with the values in classes and a swatch legend, in the editorial house style — serif type on paper, a green ramp): ast_p3rwUt5eH8zg2QW01jqtx; dark-surroundings (on a dark canvas, with the land around the place drawn in grey): ast_JXO0T91Pv8uMpSABbfTyX; buckets-surroundings (with the values in classes and a swatch legend, with the land around the place drawn in grey): ast_silAvNTx84jXqTLbhpYVZ; editorial-surroundings (in the editorial house style — serif type on paper, a green ramp, with the land around the place drawn in grey): ast_9Eneh11ZScPeCNOX7PhbH; buckets-dark-surroundings (with the values in classes and a swatch legend, on a dark canvas, with the land around the place drawn in grey): ast_A9zljwXUxEDjBHsEmBYM0; buckets-editorial-surroundings (with the values in classes and a swatch legend, in the editorial house style — serif type on paper, a green ramp, with the land around the place drawn in grey): ast_oISK75OigH6IXP6UJilxt. On the page, switch with the toggles; an agent passes that id as the template instead.
Use it with your agent
Copy the prompt, paste it into Claude, ChatGPT, Cursor or any agent with the chartlink MCP server or API, and give it your numbers. It rebuilds this exact design with your data and hands back an embed, a PNG and a page.
The prompt in full
Data this template expects
| column id | type | in the example |
|---|---|---|
| region | string | Region (NUTS code or name) |
| population | number | Population, 1 January 2025 |
14 rows in the example. Your data keeps these column ids; everything else about the chart comes from the template.
For agents: the API call
POST https://chartlink.app/api/assets
{
"template": "ast_tbMMi0NqyAaKBjod6soyx",
"knobs": {
"theme": "light",
"dataType": "gradient",
"title": {
"text": "Your title"
},
"source": {
"text": "Where the numbers come from"
}
},
"data": {
"columns": [
{
"id": "region",
"type": "string"
},
{
"id": "population",
"type": "number"
}
],
"rows": [
[
"…"
]
]
},
"publish": true
}The recipe (the template's settings)
{
"chart": {
"domain": [
500000,
1500000
],
"format": {
"kind": "number",
"compact": true,
"decimals": 1
},
"outline": {
"width": 0.6
},
"geography": "cz-nuts3"
},
"title": {
"text": "Population of Czechia's regions, 2025"
},
"preset": "map-light",
"source": {
"url": "https://ec.europa.eu/eurostat/databrowser/view/demo_r_pjanaggr3/default/table",
"text": "Eurostat, population on 1 January by NUTS region (demo_r_pjanaggr3), 2025"
},
"encoding": {
"value": {
"column": "population"
},
"region": {
"column": "region"
}
},
"description": {
"text": "Population on 1 January 2025 by region, from Eurostat's regional demography."
}
}map · choropleth · czechia · regions · europe · country-regions
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