Washington is 114% more expensive than Omaha.
When comparing Washington, DC and Omaha, NE, the overall cost of living indices are 171 and 80 respectively (national median = 100). Rent is $750/month cheaper in Omaha, saving renters about $9,000/year.
Median household income is $33,579/year higher in Washington. Home values also differ significantly — the median in Washington is $724,600 compared to $230,100 in Omaha.
Nebraska has a lower income tax rate, making Omaha slightly more tax-friendly.
Washington vs Omaha — common questions
Other cost of living comparisons for Washington and Omaha