Portland is 57% more expensive than Joliet.
When comparing Portland, OR and Joliet, IL, the overall cost of living indices are 138 and 88 respectively (national median = 100). Rent is $359/month cheaper in Joliet, saving renters about $4,308/year.
Median household income is $766/year higher in Portland. Home values also differ significantly — the median in Portland is $557,600 compared to $248,600 in Joliet.
Illinois has a lower income tax rate, making Joliet slightly more tax-friendly.
Portland vs Joliet — common questions
Other cost of living comparisons for Portland and Joliet