Ontario is 17% more expensive than Palmdale.
When comparing Ontario, CA and Palmdale, CA, the overall cost of living indices are 152 and 130 respectively (national median = 100). Rent is $180/month cheaper in Palmdale, saving renters about $2,160/year.
Median household income is $1,655/year higher in Ontario. Home values also differ significantly — the median in Ontario is $568,000 compared to $435,300 in Palmdale.
Both cities share the same state tax structure since they are in California.
Ontario vs Palmdale — common questions
Other cost of living comparisons for Ontario and Palmdale