Columbus is 51% cheaper than Washington.
When comparing Columbus, OH and Washington, DC, the overall cost of living indices are 83 and 171 respectively (national median = 100). Rent is $676/month cheaper in Columbus, saving renters about $8,112/year.
Median household income is $40,960/year higher in Washington. Home values also differ significantly — the median in Columbus is $234,500 compared to $724,600 in Washington.
Ohio has a lower income tax rate, making Columbus slightly more tax-friendly.
Columbus vs Washington — common questions
Other cost of living comparisons for Columbus and Washington