City comparison
Charleston, SC is about 100 miles (150 km) from Columbia, SC in a straight line. By road, the drive is roughly 125 miles, or about 2 h behind the wheel at highway speeds.
Driving distance is a rough estimate (great-circle × 1.25); driving time assumes a 60 mph blended average. Real trips run 10–20% longer with stops.
A direct flight from Charleston, SC to Columbia, SC takes about 12 min, covering roughly 100 miles in a straight line. Connecting itineraries with a layover typically add 1–3 hours.
Block-to-block estimate at ~500 mph cruise, including taxi, climb, and descent — what an airline would publish, not pure airborne time.
Charleston has a population of 149,960, vs 136,754 in Columbia — about the same size. By land area, Columbia covers about 140 sq mi vs 115 sq mi for Charleston.
Population from US Census ACS. Land area from the Census Gazetteer (city proper, excluding inland water).
Cost indices by category, with the US city average (100) marked.
Index: 100 = US city average. Lower is more affordable.
Side-by-side costs, salaries, and sub-category indices.
| Metric | Charleston | Columbia | Difference |
|---|---|---|---|
| Median rent | $1,517/mo | $1,105/mo | 37.3% higher in Charleston |
| Median home value | $438,900 | $226,200 | 94.0% higher in Charleston |
| Median household income | $83,891 | $54,095 | 55.1% higher in Charleston |
| Groceries index | 96.5 | 96.5 | ≈ equal |
| Utilities index | 88.8 | 88.9 | ≈ equal (Columbia slightly higher) |
| Transportation index | 98.5 | 98.5 | ≈ equal |
| Healthcare index | 98.0 | 98.0 | ≈ equal |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Charleston, you'd need $84,234 in Columbia to maintain your standard of living.
Climate, safety, and demographics side by side.
Columbia, SC is about 15.8% cheaper overall than Charleston, SC, based on our cost-of-living index. Housing costs are roughly 49% higher in Charleston than in Columbia. If you earn $80,000 in Charleston, you'd need about $67,387 in Columbia to keep the same standard of living.