Washington is 9% cheaper than Concord.
When comparing Washington, DC and Concord, CA, the overall cost of living indices are 171 and 187 respectively (national median = 100). Rent is $326/month cheaper in Washington, saving renters about $3,912/year.
Median household income is $2,908/year higher in Concord. Home values also differ significantly — the median in Washington is $724,600 compared to $755,900 in Concord.
District of Columbia has a lower income tax rate, making Washington slightly more tax-friendly.
Washington vs Concord — common questions
Other cost of living comparisons for Washington and Concord