City comparison
Charleston, SC is about 10 miles (10 km) from Mount Pleasant, SC in a straight line. By road, the drive is roughly 10 miles, or about 8 min 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 Mount Pleasant, SC takes about 1 min, covering roughly 10 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 90,945 in Mount Pleasant — about 1.6× larger by population. By land area, Charleston covers about 115 sq mi vs 50 sq mi for Mount Pleasant.
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 | Mount Pleasant | Difference |
|---|---|---|---|
| Median rent | $1,517/mo | $1,901/mo | 25.3% higher in Mount Pleasant |
| Median home value | $438,900 | $608,600 | 38.7% higher in Mount Pleasant |
| Median household income | $83,891 | $115,167 | 37.3% higher in Mount Pleasant |
| Groceries index | 96.5 | 96.5 | ≈ equal |
| Utilities index | 88.8 | 88.8 | ≈ equal |
| 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 $101,082 in Mount Pleasant to maintain your standard of living.
Climate, safety, and demographics side by side.
Charleston, SC is about 1.1% cheaper overall than Mount Pleasant, SC, based on our cost-of-living index. Housing costs are roughly 2% higher in Mount Pleasant than in Charleston. If you earn $80,000 in Charleston, you'd need about $80,866 in Mount Pleasant to keep the same standard of living.