A composite sensor package includes: a substrate; a first sensor and a second sensor, which are arranged on the substrate with a predetermined gap therebetween; a signal processing device disposed on the substrate and processing a signal transmitted through the first and second sensors; and a cover disposed on the substrate, and including a package accommodation space enclosing the first sensor, the second sensor and the signal processing device, wherein the first sensor senses a state of air introduced from an outside and transmits the introduced air to the package accommodation space, and the second sensor senses the state of the air, which passes through the first sensor so as to flow into the package accommodation space.