Portland is 34% more expensive than Madison.
When comparing Portland, OR and Madison, WI, the overall cost of living indices are 138 and 103 respectively (national median = 100). Rent is $232/month cheaper in Madison, saving renters about $2,784/year.
Median household income is $11,809/year higher in Portland. Home values also differ significantly — the median in Portland is $557,600 compared to $346,900 in Madison.
Wisconsin has a lower income tax rate, making Madison slightly more tax-friendly.
Portland vs Madison — common questions
Other cost of living comparisons for Portland and Madison