City comparison
Phoenix, AZ is about 375 miles (600 km) from Simi Valley, CA in a straight line. By road, the drive is roughly 475 miles, or about 8 h 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 Phoenix, AZ to Simi Valley, CA takes about 46 min, covering roughly 375 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.
Phoenix, AZ is on Mountain Time and Simi Valley, CA is on Pacific Time — a 1-hour difference. When it's noon in Phoenix, it's 11 a.m. in Simi Valley, which puts Phoenix 1 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.
Phoenix has a population of 1,609,456, vs 126,153 in Simi Valley — about 12.8× larger by population. By land area, Phoenix covers about 520 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 | Phoenix | Simi Valley | Difference |
|---|---|---|---|
| Median rent | $1,322/mo | $2,402/mo | 81.7% higher in Simi Valley |
| Median home value | $340,200 | $704,200 | 107.0% higher in Simi Valley |
| Median household income | $72,092 | $112,144 | 55.6% higher in Simi Valley |
| Groceries index | 95.8 | 105.1 | 9.6% higher in Simi Valley |
| Utilities index | 96.2 | 150.4 | 56.4% higher in Simi Valley |
| Transportation index | 104.1 | 100.7 | 3.4% higher in Phoenix |
| Healthcare index | 104.0 | 100.6 | 3.4% higher in Phoenix |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Phoenix, you'd need $125,562 in Simi Valley to maintain your standard of living.
Climate, safety, and demographics side by side.
Phoenix, AZ is about 20.4% cheaper overall than Simi Valley, CA, based on our cost-of-living index. Housing costs are roughly 44% higher in Simi Valley than in Phoenix. If you earn $80,000 in Phoenix, you'd need about $100,449 in Simi Valley to keep the same standard of living.