Head-to-Head · City Comparison
Costa Mesa, CA
VS
Simi Valley, CA
🏆 Simi Valley leads 15 of 22 categories
Costa Mesa
California
7
wins
Cost of Living Index
115.5⚠ High
Median Household Income
$104,981
Violent Crime Index
194⚠ High
Population
111,490
Simi Valley
California
15
wins
Cost of Living Index
113.5⚠ High ✓ Cheaper
Median Household Income
$112,144 ✓ Higher
Violent Crime Index
34 ✓ Safer
Population
126,153 ✓ Larger
Pros & Cons
Auto-generated from official data — head-to-head differences and gaps vs the national average.
Costa Mesa, CA
Pros
Commutes run 7 min shorter each way
Cooler summers — July highs near 79°F vs 95°F
More college-educated — 42.5% hold a bachelor's or higher
Rent averages $134/mo less ($2,268 vs $2,402)
Smaller class sizes — 18.9:1 student-teacher ratio
Cons
Pricier housing — median home is $959,800
Violent crime (737.6/100k) is above the U.S. average of 380
Living costs are well above the U.S. average (index 115.5)
Property crime (2836.8/100k) runs high vs the U.S. average
Simi Valley, CA
Pros
82% less violent crime than Costa Mesa
Homes cost $256k less ($704,200 vs $959,800)
Violent crime is well below the national average (129.1 vs 380/100k)
Stronger job market — unemployment is 0.6 pts lower (4.4%)
Households earn $7,163 more per year on average
2% cheaper overall cost of living than Costa Mesa
Cons
Living costs are well above the U.S. average (index 113.5)
Longer commutes — 28.4 min average each way
Higher rents — median is $2,402/mo
Key Differences at a Glance
Simi Valley
Cost of Living
2% cheaper
COL index 113.5 vs 115.5 (100 = US avg)
Simi Valley
Median Income
$7,163
$112,144 vs $104,981/yr
Simi Valley
Violent Crime
82% lower
129.1 vs 737.6 per 100k
Simi Valley
Median Home Value
$256k less
$704,200 vs $959,800
Simi Valley
Unemployment
0.6 pp lower
4.4% vs 5.0% unemployment
Simi Valley
Summer Heat
16.2°F warmer
July avg high 95.1°F vs 78.9°F
Full Data Comparison
| Metric | Costa Mesa, CA | Simi Valley, CA |
|---|---|---|
| 💰 Cost of Living | ||
| Cost of Living Index National avg = 100 · lower = cheaper | 115.5⚠ High | 113.5⚠ High ✓ Cheaper |
| Median Home Value | $959,800⚠ High | $704,200⚠ High ✓ Lower |
| Median Monthly Rent | $2,268⚠ High ✓ Lower | $2,402⚠ High |
| 📈 Income & Economy | ||
| Median Household Income | $104,981 | $112,144 ✓ Higher |
| Unemployment Rate | 5.0%⚠ High | 4.4%⚠ High ✓ Lower |
| Avg Commute Minutes each way | 21.9 min ✓ Shorter | 28.4 min⚠ High |
| Work From Home % | 16.9% ✓ Higher | 14.2% |
| 🔒 Safety | ||
| Crime Index 100 = national avg · lower = safer · 60% violent / 40% property | 170⚠ High | 38 ✓ Safer |
| Violent Crime Index 100 = national avg · lower = safer | 194⚠ High | 34 ✓ Safer |
| Property Crime Index 100 = national avg · lower = safer | 135⚠ High | 44 ✓ Safer |
| 🎓 Education | ||
| School Quality 100 = national avg · grad rate, staffing & attainment | B (102) ✓ Better | B- (94) |
| Student-Teacher Ratio Lower = smaller classes | 18.9:1 ✓ Smaller | 21.9:1 |
| Bachelor's Degree or Higher | 42.5% ✓ Higher | 36.0% |
| High School or Higher | 87.9% | 91.3% ✓ Higher |
| School District Name only — no quality rating available | Newport-Mesa Unified | Simi Valley Unified |
| 🌤 Weather | ||
| Avg High — January | 67.0°F | 69.8°F ✓ Warmer |
| Avg High — July | 78.9°F | 95.1°F ✓ Warmer |
| Annual Precipitation | 11.2" ✓ Drier | 17.4" |
| Annual Snowfall | 0.0" | 0.0" |
| 👥 Demographics | ||
| Population | 111,490 | 126,153 ✓ Larger |
| Median Age | 36.4 | 41.2 ✓ Older |
| Homeownership Rate | 39.7% | 72.8% ✓ Higher |
| Under 18 | 18.9% | 20.2% ✓ More |
| Over 65 | 13.0% | 16.5% ✓ More |
Frequently Asked Questions
Costa Mesa's cost of living index is 115.5 vs Simi Valley's 113.5 (US average = 100).
Simi Valley is 2% less expensive overall.
Based on the 22 decided categories above, Simi Valley leads 15 of 22 categories. Costa Mesa wins 7 and Simi Valley 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 Costa Mesa to Simi Valley or relocating the other way, focus on the biggest gaps: housing ($959,800 vs $704,200 median home), income ($104,981 vs $112,144), safety, and schools — all covered in the full table above.
Costa Mesa, CA and Simi Valley, CA are about 63 miles apart (straight-line distance). Driving distance will be longer depending on the route.