City comparison
Castro Valley, CA is about 150 miles (225 km) from Fresno, CA in a straight line. By road, the drive is roughly 175 miles, or about 3 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 Castro Valley, CA to Fresno, CA takes about 17 min, covering roughly 150 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.
Fresno has a population of 541,528, vs 65,444 in Castro Valley — about 8.3× larger by population. By land area, Fresno covers about 115 sq mi vs 17 sq mi for Castro 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 | Castro Valley | Fresno | Difference |
|---|---|---|---|
| Median rent | $2,383/mo | $1,227/mo | 94.2% higher in Castro Valley |
| Median home value | $1,013,900 | $321,800 | 215.1% higher in Castro Valley |
| Median household income | $132,174 | $63,001 | 109.8% higher in Castro Valley |
| Groceries index | 108.1 | 105.1 | 2.9% higher in Castro Valley |
| Utilities index | 168.3 | 157.8 | 6.7% higher in Castro Valley |
| Transportation index | 106.1 | 100.7 | 5.4% higher in Castro Valley |
| Healthcare index | 106.0 | 100.6 | 5.4% higher in Castro Valley |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Castro Valley, you'd need $70,006 in Fresno to maintain your standard of living.
Climate, safety, and demographics side by side.
Fresno, CA is about 30% cheaper overall than Castro Valley, CA, based on our cost-of-living index. Housing costs are roughly 103% higher in Castro Valley than in Fresno. If you earn $80,000 in Castro Valley, you'd need about $56,005 in Fresno to keep the same standard of living.