Boston is 189% more expensive than Springfield.
When comparing Boston, MA and Springfield, IL, the overall cost of living indices are 176 and 61 respectively (national median = 100). Rent is $1,148/month cheaper in Springfield, saving renters about $13,776/year.
Median household income is $29,218/year higher in Boston. Home values also differ significantly — the median in Boston is $710,400 compared to $155,200 in Springfield.
Illinois has a lower income tax rate, making Springfield slightly more tax-friendly.
Boston vs Springfield — common questions
Other cost of living comparisons for Boston and Springfield