Languages by country

Each country's first language, how many languages are official, and how evenly they share the territory.

Data as of 28 Oct 2026 · 254 countries · CLDR 49, Glottolog 5.3, States sheet

How many languages share each country

Effective number of languages: one over the sum of squared shares.

How this is measured
CLDR shares overlap, so read it as a floor.
Loading map…

Small territories are not drawn at this scale.

1
Albanian · 1 official
100%
1.00 eff.
2
Antarctica
und · 0 official
100%
1.00 eff.
3
Spanish · 1 official
100%
1.00 eff.
4
English · 1 official
100%
1.00 eff.
5
English · 1 official
100%
1.00 eff.
6
Bouvet Island
Norwegian · 0 official
100%
1.00 eff.
7
British Indian Ocean Territory
English · 1 official
100%
1.00 eff.
8
Bulgarian · 1 official
100%
1.00 eff.
9
Clipperton Island
und · 0 official
100%
1.00 eff.
10
English · 1 official
100%
1.00 eff.
11
Spanish · 1 official
100%
1.00 eff.
12
French Southern Territories
French · 0 official
100%
1.00 eff.

Where these numbers come from

CLDR shares count first and second language speakers, so they overlap and are never normalised. See Method.