The State – While South Carolina is often considered to have a low cost of living, a recent analysis determined that single people (with no children) in South Carolina must earn $88,317, or $42.46 an hour, to cover all basic needs, wants and savings. They utilize the 50/30/20 rule in which spending about 50% of your income on basic needs like food and housing, 30% on wants and the remaining 20% on savings or paying down debt. This makes South Carolina the 28th most expensive state to live in comfortably.