1 definition found mount olivet - U.S. Gazetteer (1990) : Mount Olivet, KY (city, FIPS 53976) Location: 38.53175 N, 84.03724 W Population (1990): 384 (182 housing units) Area: 1.0 sq km (land), 0.0 sq km (water) Zip code(s): 41064