斯捷普诺戈尔斯克是哈萨克斯坦的城镇，由阿克莫拉州负责管辖，位于该国北部，距离首府科克舍套239公里，始建于1959年，海拔高度320米，2009年人口46,712。

Stepnogorsk (Kazakh: Степногор/Stepnogor, Russian: Степногорск) is a town in Akmola Region, Kazakhstan. It was established in 1959, and has been a town since 1964. It is located about 200 km North-East of Astana. It began as a secret town with code names Tselinograd-25 (Russian:Целиноград-25), Makinsk-2 (Russian:Макинск-2). The town is known as a nuclear and biochemical site. Population: 46,712 (2009 Census results);47,372 (1999 Census results).