Drillia albicostata is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.
The shell grows to a length of 22 mm. The shell is rose-colored, the longitudinal ribs are white, close-set. There is no spiral sculpture. The aperture is callous above. The anal sinus is rather deep.
This species occurs in the demersal zone of the Pacific Ocean off the Galapagos Islands.