San Francisco is 56% more expensive than Washington.
When comparing San Francisco, CA and Washington, DC, the overall cost of living indices are 267 and 171 respectively (national median = 100). Rent is $519/month cheaper in Washington, saving renters about $6,228/year.
Median household income is $35,159/year higher in San Francisco. Home values also differ significantly — the median in San Francisco is $1,380,500 compared to $724,600 in Washington.
District of Columbia has a lower income tax rate, making Washington slightly more tax-friendly.
San Francisco vs Washington — common questions
Other cost of living comparisons for San Francisco and Washington