Seongju-eup

{{Infobox settlement

| name = Seongju

| native_name = 성주

| native_name_lang = ko

| settlement_type = Town

| translit_lang1 = Korean

| translit_lang1_type = Hangul

| translit_lang1_info = 성주읍

| translit_lang1_type1 = Hanja

| translit_lang1_info1 = 星州邑

| translit_lang1_type2 = {{nowrap|Revised Romanization}}

| translit_lang1_info2 = Seongju-eup

| translit_lang1_type3 = McCune–Reischauer

| translit_lang1_info3 = Sŏngju-ŭp

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| subdivision_type = Country

| subdivision_name = South Korea

| subdivision_type1 = Province

| subdivision_name1 = North Gyeongsang

| subdivision_type2 = County

| subdivision_name2 = Seongju County

| parts_type = Administrative divisions

| parts = 10 beopjeongni, 35 hangjeongni and 151 ban

| area_total_km2 = 36.34

| population_as_of = 2014.12

| population_total = 14092

| population_density_km2 = auto

| website = [http://www.seongju.go.kr/S2001/ Seongju Town]

}}

Seongju is a town, or eup in Seongju County, North Gyeongsang Province, South Korea. The township Seongju-myeon was upgraded to the town Seongju-eup in 1979. Seongju County Office is located in Gyeongsan-ri which is crowded with people, and Seongju Town Office is in Seongsan-ri.