Seattle is 37% more expensive than Pomona.
When comparing Seattle, WA and Pomona, CA, the overall cost of living indices are 196 and 143 respectively (national median = 100). Rent is $260/month cheaper in Pomona, saving renters about $3,120/year.
Median household income is $43,115/year higher in Seattle. Home values also differ significantly — the median in Seattle is $912,100 compared to $569,600 in Pomona.
Washington has no state income tax, giving Seattle residents a significant tax advantage over California's 13.3% rate.
Seattle vs Pomona — common questions
Other cost of living comparisons for Seattle and Pomona