Houston is 10% more expensive than Columbia.
When comparing Houston, TX and Columbia, SC, the overall cost of living indices are 88 and 80 respectively (national median = 100). Rent is $155/month cheaper in Columbia, saving renters about $1,860/year.
Median household income is $7,241/year higher in Houston. Home values also differ significantly — the median in Houston is $253,400 compared to $243,500 in Columbia.
Texas has no state income tax, giving Houston residents a significant tax advantage over South Carolina's 6.4% rate.
Houston vs Columbia — common questions
Other cost of living comparisons for Houston and Columbia