City comparison
San Jose, CA is about 70 miles (125 km) from Vacaville, CA in a straight line. By road, the drive is roughly 90 miles, or about 1 h 30 min 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 San Jose, CA to Vacaville, CA takes about 9 min, covering roughly 70 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.
San Jose has a population of 1,001,176, vs 101,631 in Vacaville — about 9.9× larger by population. By land area, San Jose covers about 180 sq mi vs 30 sq mi for Vacaville.
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 | San Jose | Vacaville | Difference |
|---|---|---|---|
| Median rent | $2,526/mo | $2,141/mo | 18.0% higher in San Jose |
| Median home value | $1,149,600 | $560,400 | 105.1% higher in San Jose |
| Median household income | $136,010 | $106,764 | 27.4% higher in San Jose |
| Groceries index | 105.1 | 105.1 | ≈ equal |
| Utilities index | 153.8 | 152.6 | 0.8% higher in San Jose |
| 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 San Jose, you'd need $84,785 in Vacaville to maintain your standard of living.
Climate, safety, and demographics side by side.
Vacaville, CA is about 15.2% cheaper overall than San Jose, CA, based on our cost-of-living index. Housing costs are roughly 35% higher in San Jose than in Vacaville. If you earn $80,000 in San Jose, you'd need about $67,828 in Vacaville to keep the same standard of living.