Salem and Manchester have a similar cost of living.
When comparing Salem, OR and Manchester, NH, the overall cost of living indices are 105 and 106 respectively (national median = 100). Rent is $142/month cheaper in Salem, saving renters about $1,704/year.
Median household income is $5,515/year higher in Manchester. Home values also differ significantly — the median in Salem is $382,400 compared to $336,300 in Manchester.
New Hampshire has no state income tax, giving Manchester residents a significant tax advantage over Oregon's 9.9% rate.
Salem vs Manchester — common questions
Other cost of living comparisons for Salem and Manchester