Head-to-Head · City Comparison
O'Fallon, MO
VS
Westminster, CO
🏆 O'Fallon leads 17 of 23 categories
O'Fallon
Missouri
17
wins
Cost of Living Index
96.3 ✓ Cheaper
Median Household Income
$104,863 ✓ Higher
Violent Crime Index
16 ✓ Safer
Population
91,825
Westminster
Colorado
6
wins
Cost of Living Index
105.5⚠ High
Median Household Income
$90,651
Violent Crime Index
80
Population
115,502 ✓ Larger
Pros & Cons
Auto-generated from official data — head-to-head differences and gaps vs the national average.
O'Fallon, MO
Pros
81% less violent crime than Westminster
Homes cost $184k less ($283,600 vs $467,200)
Rent averages $421/mo less ($1,311 vs $1,732)
Violent crime is well below the national average (59.0 vs 380/100k)
Stronger job market — unemployment is 1.0 pts lower (3.1%)
Households earn $14,212 more per year on average
Cons
Nothing stands out — a close match here.
Westminster, CO
Pros
Milder winters — January highs near 48°F vs 39°F
Cons
Pricier housing — median home is $467,200
Higher rents — median is $1,732/mo
Median income trails O'Fallon by $14,212/yr
Property crime (3540.4/100k) runs high vs the U.S. average
Key Differences at a Glance
O'Fallon
Cost of Living
9% cheaper
COL index 96.3 vs 105.5 (100 = US avg)
O'Fallon
Median Income
$14,212
$104,863 vs $90,651/yr
O'Fallon
Violent Crime
81% lower
59.0 vs 303.6 per 100k
O'Fallon
Median Home Value
$184k less
$283,600 vs $467,200
O'Fallon
Unemployment
1.0 pp lower
3.1% vs 4.1% unemployment
Westminster
Summer Heat
3.6°F warmer
July avg high 91.1°F vs 87.5°F
Full Data Comparison
| Metric | O'Fallon, MO | Westminster, CO |
|---|---|---|
| 💰 Cost of Living | ||
| Cost of Living Index National avg = 100 · lower = cheaper | 96.3 ✓ Cheaper | 105.5⚠ High |
| Median Home Value | $283,600 ✓ Lower | $467,200⚠ High |
| Median Monthly Rent | $1,311 ✓ Lower | $1,732⚠ High |
| 📈 Income & Economy | ||
| Median Household Income | $104,863 ✓ Higher | $90,651 |
| Unemployment Rate | 3.1% ✓ Lower | 4.1%⚠ High |
| Avg Commute Minutes each way | 26.1 min ✓ Shorter | 26.5 min |
| Work From Home % | 14.0% | 15.7% ✓ Higher |
| 🔒 Safety | ||
| Crime Index 100 = national avg · lower = safer · 60% violent / 40% property | 18 ✓ Safer | 115⚠ High |
| Violent Crime Index 100 = national avg · lower = safer | 16 ✓ Safer | 80 |
| Property Crime Index 100 = national avg · lower = safer | 23 ✓ Safer | 169⚠ High |
| 🎓 Education | ||
| School Quality 100 = national avg · grad rate, staffing & attainment | A (118) ✓ Better | B- (95) |
| Student-Teacher Ratio Lower = smaller classes | 12.7:1 ✓ Smaller | 18.0:1 |
| Bachelor's Degree or Higher | 42.4% ✓ Higher | 42.2% |
| High School or Higher | 95.4% ✓ Higher | 92.2% |
| School District Name only — no quality rating available | FORT ZUMWALT SCHOOL DISTRICT | Westminster Public Schools |
| 🌤 Weather | ||
| Avg High — January | 39.3°F | 48.0°F ✓ Warmer |
| Avg High — July | 87.5°F | 91.1°F ✓ Warmer |
| Annual Precipitation | 44.4" | 17.3" ✓ Drier |
| Annual Snowfall | 13.5" ✓ Less | 54.8" |
| 👥 Demographics | ||
| Population | 91,825 | 115,502 ✓ Larger |
| Median Age | 38.0 ✓ Older | 37.4 |
| Homeownership Rate | 80.9% ✓ Higher | 63.8% |
| Under 18 | 24.9% ✓ More | 19.6% |
| Over 65 | 13.2% | 14.4% ✓ More |
Frequently Asked Questions
O'Fallon's cost of living index is 96.3 vs Westminster's 105.5 (US average = 100).
O'Fallon is 9% less expensive overall.
Based on the 23 decided categories above, O'Fallon leads 17 of 23 categories. O'Fallon wins 17 and Westminster wins 6. 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 O'Fallon to Westminster or relocating the other way, focus on the biggest gaps: housing ($283,600 vs $467,200 median home), income ($104,863 vs $90,651), safety, and schools — all covered in the full table above.
O'Fallon, MO and Westminster, CO are about 769 miles apart (straight-line distance). Driving distance will be longer depending on the route.