Head-to-Head · City Comparison
Boulder, CO
VS
Rockford, IL
🏆 Boulder leads 12 of 23 categories
Boulder
Colorado
12
wins
Cost of Living Index
107.2⚠ High
Median Household Income
$80,243 ✓ Higher
Violent Crime Index
85 ✓ Safer
Population
106,598
Rockford
Illinois
11
wins
Cost of Living Index
90.1 ✓ Cheaper
Median Household Income
$50,744
Violent Crime Index
284⚠ High
Population
148,173 ✓ Larger
Pros & Cons
Auto-generated from official data — head-to-head differences and gaps vs the national average.
Boulder, CO
Pros
70% less violent crime than Rockford
Households earn $29,499 more per year on average
More college-educated — 76.6% hold a bachelor's or higher
Stronger job market — unemployment is 3.6 pts lower (5.4%)
Milder winters — January highs near 47°F vs 29°F
Cons
Pricier housing — median home is $919,700
Higher rents — median is $1,853/mo
Cost of living runs 17% higher than Rockford
Property crime (2733.0/100k) runs high vs the U.S. average
Rockford, IL
Pros
Homes cost $806k less ($114,100 vs $919,700)
Rent averages $947/mo less ($906 vs $1,853)
17% cheaper overall cost of living than Boulder
Living costs sit below the national average (index 90.1)
Cons
Median income trails Boulder by $29,499/yr
Violent crime (1080.0/100k) is above the U.S. average of 380
Property crime (2517.2/100k) runs high vs the U.S. average
Higher unemployment (9.0% vs 5.4%)
Key Differences at a Glance
Boulder
Median Income
$29,499
$80,243 vs $50,744/yr
Boulder
Violent Crime
70% lower
322.3 vs 1080.0 per 100k
Boulder
Unemployment
3.6 pp lower
5.4% vs 9.0% unemployment
Boulder
Summer Heat
4.1°F warmer
July avg high 88.0°F vs 83.9°F
Rockford
Cost of Living
17% cheaper
COL index 90.1 vs 107.2 (100 = US avg)
Rockford
Median Home Value
$806k less
$114,100 vs $919,700
Full Data Comparison
| Metric | Boulder, CO | Rockford, IL |
|---|---|---|
| 💰 Cost of Living | ||
| Cost of Living Index National avg = 100 · lower = cheaper | 107.2⚠ High | 90.1 ✓ Cheaper |
| Median Home Value | $919,700⚠ High | $114,100 ✓ Lower |
| Median Monthly Rent | $1,853⚠ High | $906 ✓ Lower |
| 📈 Income & Economy | ||
| Median Household Income | $80,243 ✓ Higher | $50,744 |
| Unemployment Rate | 5.4%⚠ High ✓ Lower | 9.0%⚠ High |
| Avg Commute Minutes each way | 19.3 min ✓ Shorter | 21.4 min |
| Work From Home % | 28.0% ✓ Higher | 7.1% |
| 🔒 Safety | ||
| Crime Index 100 = national avg · lower = safer · 60% violent / 40% property | 103⚠ High ✓ Safer | 218⚠ High |
| Violent Crime Index 100 = national avg · lower = safer | 85 ✓ Safer | 284⚠ High |
| Property Crime Index 100 = national avg · lower = safer | 130⚠ High | 120⚠ High ✓ Safer |
| 🎓 Education | ||
| School Quality 100 = national avg · grad rate, staffing & attainment | A- (114) ✓ Better | C (79) |
| Student-Teacher Ratio Lower = smaller classes | 17.6:1 | 17.4:1 ✓ Smaller |
| Bachelor's Degree or Higher | 76.6% ✓ Higher | 23.1% |
| High School or Higher | 96.9% ✓ Higher | 85.4% |
| School District Name only — no quality rating available | Boulder Valley School District No. Re2 | Rockford SD 205 |
| 🌤 Weather | ||
| Avg High — January | 47.0°F ✓ Warmer | 29.1°F |
| Avg High — July | 88.0°F ✓ Warmer | 83.9°F |
| Annual Precipitation | 19.7" ✓ Drier | 38.0" |
| Annual Snowfall | 85.2" | 37.1" ✓ Less |
| 👥 Demographics | ||
| Population | 106,598 | 148,173 ✓ Larger |
| Median Age | 28.5 | 37.5 ✓ Older |
| Homeownership Rate | 47.2% | 54.1% ✓ Higher |
| Under 18 | 11.7% | 24.5% ✓ More |
| Over 65 | 12.2% | 17.4% ✓ More |
Frequently Asked Questions
Boulder's cost of living index is 107.2 vs Rockford's 90.1 (US average = 100).
Rockford is 17% less expensive overall.
Based on the 23 decided categories above, Boulder leads 12 of 23 categories. Boulder wins 12 and Rockford wins 11. 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 Boulder to Rockford or relocating the other way, focus on the biggest gaps: housing ($919,700 vs $114,100 median home), income ($80,243 vs $50,744), safety, and schools — all covered in the full table above.
Boulder, CO and Rockford, IL are about 855 miles apart (straight-line distance). Driving distance will be longer depending on the route.