Washington is 38% more expensive than Lancaster.
When comparing Washington, DC and Lancaster, CA, the overall cost of living indices are 171 and 124 respectively (national median = 100). Rent is $204/month cheaper in Lancaster, saving renters about $2,448/year.
Median household income is $30,204/year higher in Washington. Home values also differ significantly — the median in Washington is $724,600 compared to $409,100 in Lancaster.
District of Columbia has a lower income tax rate, making Washington slightly more tax-friendly.
Washington vs Lancaster — common questions
Other cost of living comparisons for Washington and Lancaster