Washington is 111% more expensive than Chattanooga.
When comparing Washington, DC and Chattanooga, TN, the overall cost of living indices are 171 and 81 respectively (national median = 100). Rent is $745/month cheaper in Chattanooga, saving renters about $8,940/year.
Median household income is $45,259/year higher in Washington. Home values also differ significantly — the median in Washington is $724,600 compared to $259,200 in Chattanooga.
Tennessee has no state income tax, giving Chattanooga residents a significant tax advantage over District of Columbia's 10.75% rate.
Washington vs Chattanooga — common questions
Other cost of living comparisons for Washington and Chattanooga