City comparison
El Centro, CA is about 500 miles (850 km) from Rocklin, CA in a straight line. By road, the drive is roughly 650 miles, or about 11 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 El Centro, CA to Rocklin, CA takes about 1 h 3 min, 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.
Rocklin has a population of 71,676, vs 44,184 in El Centro — about 1.6× larger by population. By land area, Rocklin covers about 20 sq mi vs 12 sq mi for El Centro.
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 | El Centro | Rocklin | Difference |
|---|---|---|---|
| Median rent | $938/mo | $2,109/mo | 124.8% higher in Rocklin |
| Median home value | $266,500 | $637,200 | 139.1% higher in Rocklin |
| Median household income | $54,922 | $116,006 | 111.2% higher in Rocklin |
| Groceries index | 105.1 | 105.1 | ≈ equal |
| Utilities index | 154.3 | 148.9 | 3.6% higher in El Centro |
| 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 El Centro, you'd need $130,082 in Rocklin to maintain your standard of living.
Climate, safety, and demographics side by side.
El Centro, CA is about 23.1% cheaper overall than Rocklin, CA, based on our cost-of-living index. Housing costs are roughly 99% higher in Rocklin than in El Centro. If you earn $80,000 in El Centro, you'd need about $104,065 in Rocklin to keep the same standard of living.