1 definition found seneca falls - U.S. Gazetteer (1990) : Seneca Falls, NY (village, FIPS 66322) Location: 42.90943 N, 76.79577 W Population (1990): 7370 (3129 housing units) Area: 11.3 sq km (land), 0.4 sq km (water) Zip code(s): 13148