Washington is 180% more expensive than Springfield.
When comparing Washington, DC and Springfield, IL, the overall cost of living indices are 171 and 61 respectively (national median = 100). Rent is $955/month cheaper in Springfield, saving renters about $11,460/year.
Median household income is $40,750/year higher in Washington. Home values also differ significantly — the median in Washington is $724,600 compared to $155,200 in Springfield.
Illinois has a lower income tax rate, making Springfield slightly more tax-friendly.
Washington vs Springfield — common questions
Other cost of living comparisons for Washington and Springfield