Fullerton is 220% more expensive than Springfield.
When comparing Fullerton, CA and Springfield, IL, the overall cost of living indices are 195 and 61 respectively (national median = 100). Rent is $1,179/month cheaper in Springfield, saving renters about $14,148/year.
Median household income is $38,682/year higher in Fullerton. Home values also differ significantly — the median in Fullerton is $859,600 compared to $155,200 in Springfield.
Illinois has a lower income tax rate, making Springfield slightly more tax-friendly.
Fullerton vs Springfield — common questions
Other cost of living comparisons for Fullerton and Springfield