Seattle is 3% cheaper than Arlington.
When comparing Seattle, WA and Arlington, VA, the overall cost of living indices are 196 and 203 respectively (national median = 100). Rent is $277/month cheaper in Seattle, saving renters about $3,324/year.
Median household income is $18,176/year higher in Arlington. Home values also differ significantly — the median in Seattle is $912,100 compared to $864,800 in Arlington.
Washington has no state income tax, giving Seattle residents a significant tax advantage over Virginia's 5.75% rate.
Seattle vs Arlington — common questions
Other cost of living comparisons for Seattle and Arlington