Head-to-Head · City Comparison
Mount Pleasant, SC
VS
O'Fallon, MO
🏆 O'Fallon leads 12 of 23 categories
Mount Pleasant
South Carolina
11
wins
Cost of Living Index
105.9⚠ High
Median Household Income
$115,167 ✓ Higher
Violent Crime Index
34
Population
90,945
O'Fallon
Missouri
12
wins
Cost of Living Index
96.3 ✓ Cheaper
Median Household Income
$104,863
Violent Crime Index
16 ✓ Safer
Population
91,825 ✓ Larger
Pros & Cons
Auto-generated from official data — head-to-head differences and gaps vs the national average.
Mount Pleasant, SC
Pros
Violent crime is well below the national average (128.4 vs 380/100k)
More college-educated — 65.4% hold a bachelor's or higher
Milder winters — January highs near 59°F vs 39°F
Households earn $10,304 more per year on average
Cons
Pricier housing — median home is $608,600
Higher rents — median is $1,901/mo
Cost of living runs 10% higher than O'Fallon
O'Fallon, MO
Pros
Homes cost $325k less ($283,600 vs $608,600)
54% less violent crime than Mount Pleasant
Rent averages $590/mo less ($1,311 vs $1,901)
Violent crime is well below the national average (59.0 vs 380/100k)
10% cheaper overall cost of living than Mount Pleasant
Cons
Median income trails Mount Pleasant by $10,304/yr
Key Differences at a Glance
Mount Pleasant
Median Income
$10,304
$115,167 vs $104,863/yr
Mount Pleasant
Summer Heat
3.6°F warmer
July avg high 91.1°F vs 87.5°F
O'Fallon
Cost of Living
10% cheaper
COL index 96.3 vs 105.9 (100 = US avg)
O'Fallon
Violent Crime
54% lower
59.0 vs 128.4 per 100k
O'Fallon
Median Home Value
$325k less
$283,600 vs $608,600
Full Data Comparison
| Metric | Mount Pleasant, SC | O'Fallon, MO |
|---|---|---|
| 💰 Cost of Living | ||
| Cost of Living Index National avg = 100 · lower = cheaper | 105.9⚠ High | 96.3 ✓ Cheaper |
| Median Home Value | $608,600⚠ High | $283,600 ✓ Lower |
| Median Monthly Rent | $1,901⚠ High | $1,311 ✓ Lower |
| 📈 Income & Economy | ||
| Median Household Income | $115,167 ✓ Higher | $104,863 |
| Unemployment Rate | 3.2% | 3.1% ✓ Lower |
| Avg Commute Minutes each way | 25.2 min ✓ Shorter | 26.1 min |
| Work From Home % | 19.7% ✓ Higher | 14.0% |
| 🔒 Safety | ||
| Crime Index 100 = national avg · lower = safer · 60% violent / 40% property | 43 | 18 ✓ Safer |
| Violent Crime Index 100 = national avg · lower = safer | 34 | 16 ✓ Safer |
| Property Crime Index 100 = national avg · lower = safer | 56 | 23 ✓ Safer |
| 🎓 Education | ||
| School Quality 100 = national avg · grad rate, staffing & attainment | A (121) ✓ Better | A (118) |
| Student-Teacher Ratio Lower = smaller classes | 13.0:1 | 12.7:1 ✓ Smaller |
| Bachelor's Degree or Higher | 65.4% ✓ Higher | 42.4% |
| High School or Higher | 97.7% ✓ Higher | 95.4% |
| School District Name only — no quality rating available | Charleston 01 | FORT ZUMWALT SCHOOL DISTRICT |
| 🌤 Weather | ||
| Avg High — January | 59.2°F ✓ Warmer | 39.3°F |
| Avg High — July | 91.1°F ✓ Warmer | 87.5°F |
| Annual Precipitation | 54.3" | 44.4" ✓ Drier |
| Annual Snowfall | 0.3" ✓ Less | 13.5" |
| 👥 Demographics | ||
| Population | 90,945 | 91,825 ✓ Larger |
| Median Age | 42.4 ✓ Older | 38.0 |
| Homeownership Rate | 72.5% | 80.9% ✓ Higher |
| Under 18 | 22.5% | 24.9% ✓ More |
| Over 65 | 17.5% ✓ More | 13.2% |
Frequently Asked Questions
Mount Pleasant's cost of living index is 105.9 vs O'Fallon's 96.3 (US average = 100).
O'Fallon is 10% less expensive overall.
Based on the 23 decided categories above, O'Fallon leads 12 of 23 categories. Mount Pleasant wins 11 and O'Fallon wins 12. The right choice depends on your priorities — use the Pros & Cons and full table above to weigh what matters to you.
Whether you're moving from Mount Pleasant to O'Fallon or relocating the other way, focus on the biggest gaps: housing ($608,600 vs $283,600 median home), income ($115,167 vs $104,863), safety, and schools — all covered in the full table above.
Mount Pleasant, SC and O'Fallon, MO are about 734 miles apart (straight-line distance). Driving distance will be longer depending on the route.