Head-to-Head · City Comparison
San Marcos, CA
VS
Santa Ana, CA
🏆 San Marcos leads 15 of 22 categories
San Marcos
California
15
wins
Cost of Living Index
111.5⚠ High ✓ Cheaper
Median Household Income
$99,413 ✓ Higher
Violent Crime Index
59 ✓ Safer
Population
94,360
Santa Ana
California
7
wins
Cost of Living Index
115.5⚠ High
Median Household Income
$84,210
Violent Crime Index
130⚠ High
Population
311,379 ✓ Larger
Pros & Cons
Auto-generated from official data — head-to-head differences and gaps vs the national average.
San Marcos, CA
Pros
55% less violent crime than Santa Ana
Violent crime is well below the national average (222.4 vs 380/100k)
More college-educated — 41.5% hold a bachelor's or higher
Households earn $15,203 more per year on average
Stronger job market — unemployment is 1.3 pts lower (4.2%)
4% cheaper overall cost of living than Santa Ana
Cons
Pricier housing — median home is $728,800
Living costs are well above the U.S. average (index 111.5)
Higher rents — median is $2,064/mo
Santa Ana, CA
Pros
Homes cost $105k less ($624,000 vs $728,800)
Rent averages $179/mo less ($1,885 vs $2,064)
Smaller class sizes — 20.0:1 student-teacher ratio
Cons
Violent crime (493.1/100k) is above the U.S. average of 380
Living costs are well above the U.S. average (index 115.5)
Median income trails San Marcos by $15,203/yr
Higher unemployment (5.5% vs 4.2%)
Key Differences at a Glance
San Marcos
Cost of Living
4% cheaper
COL index 111.5 vs 115.5 (100 = US avg)
San Marcos
Median Income
$15,203
$99,413 vs $84,210/yr
San Marcos
Violent Crime
55% lower
222.4 vs 493.1 per 100k
San Marcos
Unemployment
1.3 pp lower
4.2% vs 5.5% unemployment
San Marcos
Summer Heat
4.7°F warmer
July avg high 87.2°F vs 82.5°F
Santa Ana
Median Home Value
$105k less
$624,000 vs $728,800
Full Data Comparison
| Metric | San Marcos, CA | Santa Ana, CA |
|---|---|---|
| 💰 Cost of Living | ||
| Cost of Living Index National avg = 100 · lower = cheaper | 111.5⚠ High ✓ Cheaper | 115.5⚠ High |
| Median Home Value | $728,800⚠ High | $624,000⚠ High ✓ Lower |
| Median Monthly Rent | $2,064⚠ High | $1,885⚠ High ✓ Lower |
| 📈 Income & Economy | ||
| Median Household Income | $99,413 ✓ Higher | $84,210 |
| Unemployment Rate | 4.2%⚠ High ✓ Lower | 5.5%⚠ High |
| Avg Commute Minutes each way | 26.7 min | 25.0 min ✓ Shorter |
| Work From Home % | 16.2% ✓ Higher | 8.0% |
| 🔒 Safety | ||
| Crime Index 100 = national avg · lower = safer · 60% violent / 40% property | 48 ✓ Safer | 110⚠ High |
| Violent Crime Index 100 = national avg · lower = safer | 59 ✓ Safer | 130⚠ High |
| Property Crime Index 100 = national avg · lower = safer | 31 ✓ Safer | 81 |
| 🎓 Education | ||
| School Quality 100 = national avg · grad rate, staffing & attainment | B (100) ✓ Better | C+ (84) |
| Student-Teacher Ratio Lower = smaller classes | 23.5:1 | 20.0:1 ✓ Smaller |
| Bachelor's Degree or Higher | 41.5% ✓ Higher | 17.9% |
| High School or Higher | 87.8% ✓ Higher | 65.2% |
| School District Name only — no quality rating available | San Marcos Unified | Santa Ana Unified |
| 🌤 Weather | ||
| Avg High — January | 68.8°F | 69.3°F ✓ Warmer |
| Avg High — July | 87.2°F ✓ Warmer | 82.5°F |
| Annual Precipitation | 13.9" | 12.5" ✓ Drier |
| Annual Snowfall | 0.0" | 0.0" |
| 👥 Demographics | ||
| Population | 94,360 | 311,379 ✓ Larger |
| Median Age | 35.9 ✓ Older | 33.4 |
| Homeownership Rate | 61.9% ✓ Higher | 44.8% |
| Under 18 | 25.8% ✓ More | 24.1% |
| Over 65 | 13.0% ✓ More | 10.6% |
Frequently Asked Questions
San Marcos's cost of living index is 111.5 vs Santa Ana's 115.5 (US average = 100).
San Marcos is 4% less expensive overall.
Based on the 22 decided categories above, San Marcos leads 15 of 22 categories. San Marcos wins 15 and Santa Ana wins 7. 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 San Marcos to Santa Ana or relocating the other way, focus on the biggest gaps: housing ($728,800 vs $624,000 median home), income ($99,413 vs $84,210), safety, and schools — all covered in the full table above.
San Marcos, CA and Santa Ana, CA are about 59 miles apart (straight-line distance). Driving distance will be longer depending on the route.