San Francisco is 83% more expensive than Fontana.
When comparing San Francisco, CA and Fontana, CA, the overall cost of living indices are 267 and 146 respectively (national median = 100). Rent is $686/month cheaper in Fontana, saving renters about $8,232/year.
Median household income is $43,259/year higher in San Francisco. Home values also differ significantly — the median in San Francisco is $1,380,500 compared to $558,500 in Fontana.
Both cities share the same state tax structure since they are in California.
San Francisco vs Fontana — common questions
Other cost of living comparisons for San Francisco and Fontana