西姆德加（Simdega），是印度贾坎德邦Gumla县的一个城镇。总人口33962（2001年）。

该地2001年总人口33962人，其中男性17518人，女性16444人；0—6岁人口5108人，其中男2633人，女2475人；识字率68.02%，其中男性为72.97%，女性为62.75%。

Simdega is a City in the Indian state of Jharkhand. Simdega is the administrative headquarters of the eponymous District and Subdivision. The city stands at an elevation of approximately 418 metres (1371 feet) above sea level and covers an area of 3,750 square kilometre. Bounded in the north by Gumla, on the east by Ranchi and West Singhbhum, on the west by Jashpur Nagar, Chhattisgarh and on the south by Rourkela, Odisha. It is accessible by road through National Highways (National Highway 23) from Rourkela and Ranchi. The nearest railway station is Rourkela railway station.