lˈeɪk hˈɑːpɐtkˌɑːŋ ɪz ɐ sˈɛnsəsdˈɛzɪɡnˌeɪɾᵻd plˈeɪs sˌiːdˌiːpˈiː loʊkˈeɪɾᵻd ɪn dʒˈɛfɚsən tˈaʊnʃɪp, mˈɔːɹɪs kˈaʊnti, ɪnðə jˈuː.ˈɛs. stˈeɪt ʌv nˈuː dʒˈɜːsi.
Lake Hopatcong is a census-designated place (CDP) located in Jefferson Township, Morris County, in the U.S. state of New Jersey.