Billings is 49% cheaper than Downey.
When comparing Billings, MT and Downey, CA, the overall cost of living indices are 86 and 169 respectively (national median = 100). Rent is $795/month cheaper in Billings, saving renters about $9,540/year.
Median household income is $15,545/year higher in Downey. Home values also differ significantly — the median in Billings is $311,800 compared to $728,500 in Downey.
Montana has a lower income tax rate, making Billings slightly more tax-friendly.
Billings vs Downey — common questions
Other cost of living comparisons for Billings and Downey