Washington is 19% more expensive than Riverside.
When comparing Washington, DC and Riverside, CA, the overall cost of living indices are 171 and 144 respectively (national median = 100). Rent is $88/month cheaper in Riverside, saving renters about $1,056/year.
Median household income is $17,712/year higher in Washington. Home values also differ significantly — the median in Washington is $724,600 compared to $542,100 in Riverside.
District of Columbia has a lower income tax rate, making Washington slightly more tax-friendly.
Washington vs Riverside — common questions
Other cost of living comparisons for Washington and Riverside