The Kannada block spans U+0C80–U+0CFF, 128 codepoints in Plane 0 (Basic Multilingual Plane). 91 are assigned in Unicode 16.0; the other 37 are reserved for future characters.
All of its characters belong to the Kannada script.
By general category: 57 other letters (Lo), 15 spacing marks (Mc), 10 decimal digits (Nd), 8 non-spacing marks (Mn), 1 other punctuation (Po).
The first 80 arrived in Unicode 1.1 (1993); later additions came in 4.0 (2), 5.0 (4), 7.0 (1), 9.0 (1), 11.0 (1), and 2 later versions.