City comparison
Cupertino, CA is about 275 miles (450 km) from Simi Valley, CA in a straight line. By road, the drive is roughly 350 miles, or about 5 h 45 min 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 Cupertino, CA to Simi Valley, CA takes about 34 min, covering roughly 275 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.
Simi Valley has a population of 126,153, vs 59,763 in Cupertino — about 2.1× larger by population. By land area, Simi Valley covers about 42 sq mi vs 11 sq mi for Cupertino.
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 | Cupertino | Simi Valley | Difference |
|---|---|---|---|
| Median rent | $3,501/mo | $2,402/mo | 45.8% higher in Cupertino |
| Median home value | $2,000,001 | $704,200 | 184.0% higher in Cupertino |
| Median household income | $223,667 | $112,144 | 99.4% higher in Cupertino |
| Groceries index | 105.1 | 105.1 | ≈ equal |
| Utilities index | 153.8 | 150.4 | 2.3% higher in Cupertino |
| Transportation index | 100.7 | 100.7 | ≈ equal |
| Healthcare index | 100.6 | 100.6 | ≈ equal |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Cupertino, you'd need $87,596 in Simi Valley to maintain your standard of living.
Climate, safety, and demographics side by side.
Simi Valley, CA is about 12.4% cheaper overall than Cupertino, CA, based on our cost-of-living index. Housing costs are roughly 26% higher in Cupertino than in Simi Valley. If you earn $80,000 in Cupertino, you'd need about $70,076 in Simi Valley to keep the same standard of living.