Head-to-Head · City Comparison
Arlington, VA
VS
O'Fallon, MO
🏆 O'Fallon leads 15 of 23 categories
Arlington
Virginia
8
wins
Cost of Living Index
108.6⚠ High
Median Household Income
$137,387 ✓ Higher
Violent Crime Index
67
Population
235,845 ✓ Larger
O'Fallon
Missouri
15
wins
Cost of Living Index
96.3 ✓ Cheaper
Median Household Income
$104,863
Violent Crime Index
16 ✓ Safer
Population
91,825
Pros & Cons
Auto-generated from official data — head-to-head differences and gaps vs the national average.
Arlington, VA
Pros
Households earn $32,524 more per year on average
More college-educated — 76.8% hold a bachelor's or higher
Violent crime is well below the national average (254.4 vs 380/100k)
Milder winters — January highs near 45°F vs 39°F
Cons
Pricier housing — median home is $833,300
Higher rents — median is $2,227/mo
Cost of living runs 12% higher than O'Fallon
O'Fallon, MO
Pros
Homes cost $550k less ($283,600 vs $833,300)
Rent averages $916/mo less ($1,311 vs $2,227)
77% less violent crime than Arlington
Violent crime is well below the national average (59.0 vs 380/100k)
12% cheaper overall cost of living than Arlington
Cons
Median income trails Arlington by $32,524/yr
Key Differences at a Glance
Arlington
Median Income
$32,524
$137,387 vs $104,863/yr
O'Fallon
Cost of Living
12% cheaper
COL index 96.3 vs 108.6 (100 = US avg)
O'Fallon
Violent Crime
77% lower
59.0 vs 254.4 per 100k
O'Fallon
Median Home Value
$550k less
$283,600 vs $833,300
Full Data Comparison
| Metric | Arlington, VA | O'Fallon, MO |
|---|---|---|
| 💰 Cost of Living | ||
| Cost of Living Index National avg = 100 · lower = cheaper | 108.6⚠ High | 96.3 ✓ Cheaper |
| Median Home Value | $833,300⚠ High | $283,600 ✓ Lower |
| Median Monthly Rent | $2,227⚠ High | $1,311 ✓ Lower |
| 📈 Income & Economy | ||
| Median Household Income | $137,387 ✓ Higher | $104,863 |
| Unemployment Rate | 2.8% ✓ Lower | 3.1% |
| Avg Commute Minutes each way | 27.7 min⚠ High | 26.1 min ✓ Shorter |
| Work From Home % | 27.0% ✓ Higher | 14.0% |
| 🔒 Safety | ||
| Crime Index 100 = national avg · lower = safer · 60% violent / 40% property | 73 | 18 ✓ Safer |
| Violent Crime Index 100 = national avg · lower = safer | 67 | 16 ✓ Safer |
| Property Crime Index 100 = national avg · lower = safer | 83 | 23 ✓ Safer |
| 🎓 Education | ||
| School Quality 100 = national avg · grad rate, staffing & attainment | A (121) ✓ Better | A (118) |
| Student-Teacher Ratio Lower = smaller classes | 12.8:1 | 12.7:1 ✓ Smaller |
| Bachelor's Degree or Higher | 76.8% ✓ Higher | 42.4% |
| High School or Higher | 95.3% | 95.4% ✓ Higher |
| School District Name only — no quality rating available | Arlington County Public Schools | FORT ZUMWALT SCHOOL DISTRICT |
| 🌤 Weather | ||
| Avg High — January | 44.8°F ✓ Warmer | 39.3°F |
| Avg High — July | 89.6°F ✓ Warmer | 87.5°F |
| Annual Precipitation | 47.2" | 44.4" ✓ Drier |
| Annual Snowfall | 13.7" | 13.5" ✓ Less |
| 👥 Demographics | ||
| Population | 235,845 ✓ Larger | 91,825 |
| Median Age | 35.3 | 38.0 ✓ Older |
| Homeownership Rate | 42.2% | 80.9% ✓ Higher |
| Under 18 | 18.1% | 24.9% ✓ More |
| Over 65 | 11.3% | 13.2% ✓ More |
Frequently Asked Questions
Arlington's cost of living index is 108.6 vs O'Fallon's 96.3 (US average = 100).
O'Fallon is 12% less expensive overall.
Based on the 23 decided categories above, O'Fallon leads 15 of 23 categories. Arlington wins 8 and O'Fallon wins 15. 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 Arlington to O'Fallon or relocating the other way, focus on the biggest gaps: housing ($833,300 vs $283,600 median home), income ($137,387 vs $104,863), safety, and schools — all covered in the full table above.
Arlington, VA and O'Fallon, MO are about 732 miles apart (straight-line distance). Driving distance will be longer depending on the route.