Randolph cost of living score 143.4 More expensive 43.4% higher than the US average 12.5% higher than the Massachusetts average Randolph (zip 02368), Massachusetts gets a BestPlaces Cost of Living score of 143.4, which means the total cost of housing, food, childcare, transportation, healthcare, taxes, and other necessities is 43.4% higher than the U.S. average and 12.5% lower than the average for Massachusetts.