Columbia is 7% cheaper than Billings.
When comparing Columbia, SC and Billings, MT, the overall cost of living indices are 80 and 86 respectively (national median = 100). Rent is $61/month cheaper in Billings, saving renters about $732/year.
Median household income is $16,202/year higher in Billings. Home values also differ significantly — the median in Columbia is $243,500 compared to $311,800 in Billings.
South Carolina has a lower income tax rate, making Columbia slightly more tax-friendly.
Columbia vs Billings — common questions
Other cost of living comparisons for Columbia and Billings