Austin is 100% more expensive than Augusta.
When comparing Austin, TX and Augusta, GA, the overall cost of living indices are 134 and 67 respectively (national median = 100). Rent is $568/month cheaper in Augusta, saving renters about $6,816/year.
Median household income is $38,327/year higher in Austin. Home values also differ significantly — the median in Austin is $512,700 compared to $162,900 in Augusta.
Texas has no state income tax, giving Austin residents a significant tax advantage over Georgia's 5.49% rate.
Austin vs Augusta — common questions
Other cost of living comparisons for Austin and Augusta