City comparison
Phoenix, AZ is about 650 miles (1,000 km) from Walnut Creek, CA in a straight line. By road, the drive is roughly 800 miles, or about 13 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 Phoenix, AZ to Walnut Creek, CA takes about 1 h 16 min, covering roughly 650 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 Walnut Creek, CA is on Pacific Time — a 1-hour difference. When it's noon in Phoenix, it's 11 a.m. in Walnut Creek, 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 69,809 in Walnut Creek — about 23.1× larger by population. By land area, Phoenix covers about 520 sq mi vs 20 sq mi for Walnut Creek.
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 | Walnut Creek | Difference |
|---|---|---|---|
| Median rent | $1,322/mo | $2,503/mo | 89.3% higher in Walnut Creek |
| Median home value | $340,200 | $972,800 | 185.9% higher in Walnut Creek |
| Median household income | $72,092 | $129,971 | 80.3% higher in Walnut Creek |
| Groceries index | 95.8 | 108.1 | 12.8% higher in Walnut Creek |
| Utilities index | 96.2 | 168.3 | 75.0% higher in Walnut Creek |
| Transportation index | 104.1 | 106.1 | 1.9% higher in Walnut Creek |
| Healthcare index | 104.0 | 106.0 | 1.9% higher in Walnut Creek |
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 $137,744 in Walnut Creek to maintain your standard of living.
Climate, safety, and demographics side by side.
Phoenix, AZ is about 27.4% cheaper overall than Walnut Creek, CA, based on our cost-of-living index. Housing costs are roughly 63% higher in Walnut Creek than in Phoenix. If you earn $80,000 in Phoenix, you'd need about $110,195 in Walnut Creek to keep the same standard of living.