Washington is 14% cheaper than Hayward.
When comparing Washington, DC and Hayward, CA, the overall cost of living indices are 171 and 200 respectively (national median = 100). Rent is $460/month cheaper in Washington, saving renters about $5,520/year.
Median household income is $7,488/year higher in Hayward. Home values also differ significantly — the median in Washington is $724,600 compared to $820,700 in Hayward.
District of Columbia has a lower income tax rate, making Washington slightly more tax-friendly.
Washington vs Hayward — common questions
Other cost of living comparisons for Washington and Hayward