City comparison
San Diego, CA is about 500 miles (800 km) from Santa Rosa, CA in a straight line. By road, the drive is roughly 600 miles, or about 10 hours behind the wheel at highway speeds.
Driving distance is a rough estimate (great-circle × 1.25); driving time assumes a 60 mph blended average. Real trips run 10–20% longer with stops.
A direct flight from San Diego, CA to Santa Rosa, CA takes about 1 h, covering roughly 500 miles in a straight line. Connecting itineraries with a layover typically add 1–3 hours.
Block-to-block estimate at ~500 mph cruise, including taxi, climb, and descent — what an airline would publish, not pure airborne time.
San Diego has a population of 1,383,987, vs 178,221 in Santa Rosa — about 7.8× larger by population. By land area, San Diego covers about 325 sq mi vs 43 sq mi for Santa Rosa.
Population from US Census ACS. Land area from the Census Gazetteer (city proper, excluding inland water).
Cost indices by category, with the US city average (100) marked.
Index: 100 = US city average. Lower is more affordable.
Side-by-side costs, salaries, and sub-category indices.
| Metric | San Diego | Santa Rosa | Difference |
|---|---|---|---|
| Median rent | $2,080/mo | $2,024/mo | 2.8% higher in San Diego |
| Median home value | $783,300 | $661,700 | 18.4% higher in San Diego |
| Median household income | $98,657 | $92,604 | 6.5% higher in San Diego |
| Groceries index | 107.6 | 105.1 | 2.4% higher in San Diego |
| Utilities index | 169.8 | 152.1 | 11.7% higher in San Diego |
| Transportation index | 100.0 | 100.7 | 0.6% higher in Santa Rosa |
| Healthcare index | 100.0 | 100.6 | 0.6% higher in Santa Rosa |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in San Diego, you'd need $87,708 in Santa Rosa to maintain your standard of living.
Climate, safety, and demographics side by side.
Santa Rosa, CA is about 12.3% cheaper overall than San Diego, CA, based on our cost-of-living index. Housing costs are roughly 26% higher in San Diego than in Santa Rosa. If you earn $80,000 in San Diego, you'd need about $70,167 in Santa Rosa to keep the same standard of living.