City comparison
Glendora, CA is about 100 miles (150 km) from San Diego, CA in a straight line. By road, the drive is roughly 125 miles, or about 2 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 Glendora, CA to San Diego, CA takes about 12 min, covering roughly 100 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 Diego has a population of 1,383,987, vs 52,095 in Glendora — about 26.6× larger by population. By land area, San Diego covers about 325 sq mi vs 20 sq mi for Glendora.
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 | Glendora | San Diego | Difference |
|---|---|---|---|
| Median rent | $2,083/mo | $2,080/mo | 0.1% higher in Glendora |
| Median home value | $749,400 | $783,300 | 4.5% higher in San Diego |
| Median household income | $106,718 | $98,657 | 8.2% higher in Glendora |
| Groceries index | 105.3 | 107.6 | 2.2% higher in San Diego |
| Utilities index | 153.5 | 169.8 | 10.6% higher in San Diego |
| Transportation index | 103.7 | 100.0 | 3.7% higher in Glendora |
| Healthcare index | 103.7 | 100.0 | 3.7% higher in Glendora |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Glendora, you'd need $105,806 in San Diego to maintain your standard of living.
Climate, safety, and demographics side by side.
Glendora, CA is about 5.5% cheaper overall than San Diego, CA, based on our cost-of-living index. Housing costs are roughly 10% higher in San Diego than in Glendora. If you earn $80,000 in Glendora, you'd need about $84,645 in San Diego to keep the same standard of living.