Elachista leucofrons is a moth of the Elachistidae family. It is found in the United States, where it has been recorded from Maine, Ohio, North Carolina, California, Colorado and New Mexico. The habitat consists of low-lying deciduous forests. The wingspan is 9-10 mm. The forewings are blackish, slightly irrorated (sometimes forming faint whitish lines). The hindwings are dark blackish brown. Adults have been recorded on wing in February, May and August, depending on the location. There is one generation per year.