PROBLEM TO BE SOLVED: To provide an aerosol composition for pest control in which components of more consideration to flashing accident and product cost are used and which can bring about a sufficient pest control result, as well as a pest control method using said aerosol composition for pest control.SOLUTION: A aerosol composition for pest control containing a pest control agent and a liquid petroleum gas, in which the ratio of the volume of the agent solution comprising the pest control agent to the volume of the liquid petroleum gas [(volume of agent solution)/(volume of liquid petroleum gas)] is 70/230 to 0.001/299.999.