160,000 in Bhutan (2006). Population total all countries: 171,080.
Ha, Paru, Punakha, and Wangdue Phodrang districts.
1 (National). Statutory national language (2008, Constitution, Article 1(8)).
Adap, Ha, Northern Thimphu, Wang-The (Thimphu-Punakha). As different from Central Tibetan [bod] as Nepali [npi] is from Hindi [hin]. Partially intelligible with Sikkimese [sip] (Denjoke). Dialects may be separate languages. Lexical similarity: 77% with Adap dialect, 48% with Tshangla [tsj], 47%–52% with Bumthangkha [kjz].
Also use Dzongkha [dzo].
Tibetan script [Tibt], official usage.