Exaeretia sordidella is a moth in the Depressariidae family. It is found in North America, where it has been recorded from British Columbia, Oklahoma and Texas. The wingspan is 18–21 mm. The forewings are sordid whitish, irrorated with dull golden-yellow and brown. There is a series of indistinct brownish spots from the apical third of the costa around the termen to the inner margin. These spots are mixed with a few dull golden-yellow scales. There is a brown discal spot at the basal third, with an elongate dull golden-yellow patch below it in the fold. There is also a conspicuous brown discal spot at the end of the cell. The hindwings are smoky fuscous.