The Lepcha block spans U+1C00–U+1C4F, 80 codepoints in Plane 0 (Basic Multilingual Plane). 74 are assigned in Unicode 16.0; the other 6 are reserved for future characters.
All of its characters belong to the Lepcha script.
By general category: 39 other letters (Lo), 10 spacing marks (Mc), 10 non-spacing marks (Mn), 10 decimal digits (Nd), 5 other punctuation (Po).
The first 74 arrived in Unicode 5.1 (2008).