Louisville is 22% cheaper than Arlington.
When comparing Louisville, KY and Arlington, TX, the overall cost of living indices are 74 and 95 respectively (national median = 100). Rent is $320/month cheaper in Louisville, saving renters about $3,840/year.
Median household income is $8,788/year higher in Arlington. Home values also differ significantly — the median in Louisville is $221,500 compared to $276,400 in Arlington.
Texas has no state income tax, giving Arlington residents a significant tax advantage over Kentucky's 4.0% rate.
Louisville vs Arlington — common questions
Other cost of living comparisons for Louisville and Arlington