Núi Thành is a district (huyện) of Quảng Nam province in the South Central Coast region of Vietnam. As of 2003 the district had a population of 142,020. The district covers an area of 533 km2. The district capital lies at Núi Thành. Núi Thành district has the biggest gas warehouse of central Vietnam, Total Gas & Power Co. Ltd's Kỳ Hà gas warehouse, near Kỳ Hà Fishing Port (it was previously a military air base, see also List of United States Marine Corps installations#Vietnam). A THACO-Kia automobile plant is also located in the district.