Summary of cost of living in Mexico: A family of four estimated monthly costs are 2,279.4$ (44,749.9MXN) without rent. A single person estimated monthly costs are 631.4$ (12,395.3MXN) without rent. Cost of living in Mexico is, on average, 45.5% lower than in United States. Rent in Mexico is, on average, 64.2% lower than in United States.