San Francisco is 338% more expensive than Springfield.
When comparing San Francisco, CA and Springfield, IL, the overall cost of living indices are 267 and 61 respectively (national median = 100). Rent is $1,474/month cheaper in Springfield, saving renters about $17,688/year.
Median household income is $75,909/year higher in San Francisco. Home values also differ significantly — the median in San Francisco is $1,380,500 compared to $155,200 in Springfield.
Illinois has a lower income tax rate, making Springfield slightly more tax-friendly.
San Francisco vs Springfield — common questions
Other cost of living comparisons for San Francisco and Springfield