The Sentinel Lark ranges from central Kenya to northeastern Tanzania. Nairobi-area observers describe birds singing for long periods from prominent perches.
A Nairobi-area identification account notes that the bird lacks rufous on the nape.
It uses posts and termite mounds as perches to sing and preen. Nairobi observers report long stays at song posts, especially during breeding season.
An extinction-risk assessment has not been added yet.