Ontario is 92% more expensive than Springfield.
When comparing Ontario, CA and Springfield, MA, the overall cost of living indices are 152 and 79 respectively (national median = 100). Rent is $802/month cheaper in Springfield, saving renters about $9,624/year.
Median household income is $31,467/year higher in Ontario. Home values also differ significantly — the median in Ontario is $568,000 compared to $222,700 in Springfield.
Massachusetts has a lower income tax rate, making Springfield slightly more tax-friendly.
Ontario vs Springfield — common questions
Other cost of living comparisons for Ontario and Springfield