The invention relates to a smart home control system. The smart home control system includes a central controller, an A/D converter, an output controller, an anti-theft detection system, an indoor security detection system, an environmental detection system, an environment control system, an indoor security control system, an anti-theft alarm system, a fire fighting system, a wireless communication system and a wired calling system, wherein the anti-theft detection system includes a wireless door and window magnetic switch sensor, a window opening pressure sensor, a glass broking detector, a video monitoring system, a voice monitoring system, an active infrared detector, a laser detector, a passive infrared detector and a wireless infrared through-beam electronic fence, and the indoor security detection system includes a smoke detection alarm, a flame detection alarm, an electric leakage detector, a gas leakage detector, a water flow sensor, a heat flow sensor and a socket detection sensor. The smart home control system of the invention has the advantages of complete functions, convenience in implementation and suitability for large-scale application.