Washington is 71% more expensive than Aurora.
When comparing Washington, DC and Aurora, IL, the overall cost of living indices are 171 and 100 respectively (national median = 100). Rent is $365/month cheaper in Aurora, saving renters about $4,380/year.
Median household income is $16,178/year higher in Washington. Home values also differ significantly — the median in Washington is $724,600 compared to $260,400 in Aurora.
Illinois has a lower income tax rate, making Aurora slightly more tax-friendly.
Washington vs Aurora — common questions
Other cost of living comparisons for Washington and Aurora