Head-to-Head · City Comparison
Oceanside, CA
VS
San Mateo, CA
🏆 San Mateo leads 12 of 22 categories
Oceanside
California
10
wins
Cost of Living Index
111.5⚠ High ✓ Cheaper
Median Household Income
$86,701
Violent Crime Index
121⚠ High
Population
173,722 ✓ Larger
San Mateo
California
12
wins
Cost of Living Index
118.2⚠ High
Median Household Income
$149,152 ✓ Higher
Violent Crime Index
64 ✓ Safer
Population
104,165
Pros & Cons
Auto-generated from official data — head-to-head differences and gaps vs the national average.
Oceanside, CA
Pros
Homes cost $864k less ($644,600 vs $1,508,900)
Rent averages $893/mo less ($2,078 vs $2,971)
Milder winters — January highs near 67°F vs 58°F
7% cheaper overall cost of living than San Mateo
Cons
Median income trails San Mateo by $62,451/yr
Violent crime (458.7/100k) is above the U.S. average of 380
Living costs are well above the U.S. average (index 111.5)
Higher unemployment (5.9% vs 4.7%)
San Mateo, CA
Pros
Households earn $62,451 more per year on average
47% less violent crime than Oceanside
Violent crime is well below the national average (243.2 vs 380/100k)
More college-educated — 58.2% hold a bachelor's or higher
Stronger job market — unemployment is 1.2 pts lower (4.7%)
Smaller class sizes — 21.0:1 student-teacher ratio
Cons
Pricier housing — median home is $1,508,900
Higher rents — median is $2,971/mo
Living costs are well above the U.S. average (index 118.2)
Cost of living runs 7% higher than Oceanside
Key Differences at a Glance
Oceanside
Cost of Living
7% cheaper
COL index 111.5 vs 118.2 (100 = US avg)
Oceanside
Median Home Value
$864k less
$644,600 vs $1,508,900
Oceanside
Summer Heat
3.9°F warmer
July avg high 76.5°F vs 72.6°F
San Mateo
Median Income
$62,451
$149,152 vs $86,701/yr
San Mateo
Violent Crime
47% lower
243.2 vs 458.7 per 100k
San Mateo
Unemployment
1.2 pp lower
4.7% vs 5.9% unemployment
Full Data Comparison
| Metric | Oceanside, CA | San Mateo, CA |
|---|---|---|
| 💰 Cost of Living | ||
| Cost of Living Index National avg = 100 · lower = cheaper | 111.5⚠ High ✓ Cheaper | 118.2⚠ High |
| Median Home Value | $644,600⚠ High ✓ Lower | $1,508,900⚠ High |
| Median Monthly Rent | $2,078⚠ High ✓ Lower | $2,971⚠ High |
| 📈 Income & Economy | ||
| Median Household Income | $86,701 | $149,152 ✓ Higher |
| Unemployment Rate | 5.9%⚠ High | 4.7%⚠ High ✓ Lower |
| Avg Commute Minutes each way | 29.8 min⚠ High | 28.5 min⚠ High ✓ Shorter |
| Work From Home % | 13.4% | 19.9% ✓ Higher |
| 🔒 Safety | ||
| Crime Index 100 = national avg · lower = safer · 60% violent / 40% property | 104⚠ High | 74 ✓ Safer |
| Violent Crime Index 100 = national avg · lower = safer | 121⚠ High | 64 ✓ Safer |
| Property Crime Index 100 = national avg · lower = safer | 80 ✓ Safer | 90 |
| 🎓 Education | ||
| School Quality 100 = national avg · grad rate, staffing & attainment | C (76) | A- (113) ✓ Better |
| Student-Teacher Ratio Lower = smaller classes | 27.3:1 | 21.0:1 ✓ Smaller |
| Bachelor's Degree or Higher | 33.6% | 58.2% ✓ Higher |
| High School or Higher | 86.7% | 91.5% ✓ Higher |
| School District Name only — no quality rating available | Scholarship Prep - Oceanside District | San Mateo-Foster City |
| 🌤 Weather | ||
| Avg High — January | 66.7°F ✓ Warmer | 58.0°F |
| Avg High — July | 76.5°F ✓ Warmer | 72.6°F |
| Annual Precipitation | 11.9" ✓ Drier | 19.3" |
| Annual Snowfall | 0.0" | 0.0" |
| 👥 Demographics | ||
| Population | 173,722 ✓ Larger | 104,165 |
| Median Age | 37.5 | 38.1 ✓ Older |
| Homeownership Rate | 57.9% ✓ Higher | 51.6% |
| Under 18 | 21.3% ✓ More | 19.6% |
| Over 65 | 15.7% | 16.4% ✓ More |
Frequently Asked Questions
Oceanside's cost of living index is 111.5 vs San Mateo's 118.2 (US average = 100).
Oceanside is 7% less expensive overall.
Based on the 22 decided categories above, San Mateo leads 12 of 22 categories. Oceanside wins 10 and San Mateo wins 12. 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 Oceanside to San Mateo or relocating the other way, focus on the biggest gaps: housing ($644,600 vs $1,508,900 median home), income ($86,701 vs $149,152), safety, and schools — all covered in the full table above.
Oceanside, CA and San Mateo, CA are about 411 miles apart (straight-line distance). Driving distance will be longer depending on the route.