Austin is 5% more expensive than Charleston.
When comparing Austin, TX and Charleston, SC, the overall cost of living indices are 134 and 128 respectively (national median = 100). Rent is comparable in both cities, with less than $50/month separating them.
Median household income is $1,423/year higher in Austin. Home values also differ significantly — the median in Austin is $512,700 compared to $469,100 in Charleston.
Texas has no state income tax, giving Austin residents a significant tax advantage over South Carolina's 6.4% rate.
Austin vs Charleston — common questions
Other cost of living comparisons for Austin and Charleston