City comparison
Chicago, IL is about 1,800 miles (2,800 km) from Simi Valley, CA in a straight line. By road, the drive is roughly 2,200 miles, or about 37 hours (about 4 days at 10 h/day) 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 Chicago, IL to Simi Valley, CA takes about 3 h 31 min, covering roughly 1,800 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.
Chicago, IL is on Central Time and Simi Valley, CA is on Pacific Time — a 2-hour difference. When it's noon in Chicago, it's 10 a.m. in Simi Valley, which puts Chicago 2 hours ahead.
Standard-time offsets. Daylight saving applies in both cities for most of the year (exceptions: Hawaii and most of Arizona), and the gap between the two stays the same.
Chicago has a population of 2,721,914, vs 126,153 in Simi Valley — about 21.6× larger by population. By land area, Chicago covers about 230 sq mi vs 42 sq mi for Simi Valley.
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 | Chicago | Simi Valley | Difference |
|---|---|---|---|
| Median rent | $1,314/mo | $2,402/mo | 82.8% higher in Simi Valley |
| Median home value | $304,500 | $704,200 | 131.3% higher in Simi Valley |
| Median household income | $71,673 | $112,144 | 56.5% higher in Simi Valley |
| Groceries index | 106.4 | 105.1 | 1.2% higher in Chicago |
| Utilities index | 84.4 | 150.4 | 78.3% higher in Simi Valley |
| Transportation index | 100.3 | 100.7 | ≈ equal (Simi Valley slightly higher) |
| Healthcare index | 100.2 | 100.6 | ≈ equal (Simi Valley slightly higher) |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Chicago, you'd need $130,476 in Simi Valley to maintain your standard of living.
Climate, safety, and demographics side by side.
Chicago, IL is about 23.4% cheaper overall than Simi Valley, CA, based on our cost-of-living index. Housing costs are roughly 55% higher in Simi Valley than in Chicago. If you earn $80,000 in Chicago, you'd need about $104,380 in Simi Valley to keep the same standard of living.