City comparison
Avondale, AZ is about 175 miles (275 km) from Sierra Vista, AZ in a straight line. By road, the drive is roughly 200 miles, or about 3 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 Avondale, AZ to Sierra Vista, AZ takes about 20 min, covering roughly 175 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.
Avondale has a population of 89,214, vs 45,212 in Sierra Vista — about 2.0× larger by population. By land area, Sierra Vista covers about 150 sq mi vs 48 sq mi for Avondale.
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 | Avondale | Sierra Vista | Difference |
|---|---|---|---|
| Median rent | $1,562/mo | $1,080/mo | 44.6% higher in Avondale |
| Median home value | $306,000 | $215,900 | 41.7% higher in Avondale |
| Median household income | $76,496 | $70,899 | 7.9% higher in Avondale |
| Groceries index | 95.8 | 96.9 | 1.1% higher in Sierra Vista |
| Utilities index | 96.2 | 94.9 | 1.3% higher in Avondale |
| Transportation index | 104.1 | 100.3 | 3.8% higher in Avondale |
| Healthcare index | 104.0 | 100.2 | 3.8% higher in Avondale |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Avondale, you'd need $76,738 in Sierra Vista to maintain your standard of living.
Climate, safety, and demographics side by side.
Sierra Vista, AZ is about 23.3% cheaper overall than Avondale, AZ, based on our cost-of-living index. Housing costs are roughly 90% higher in Avondale than in Sierra Vista. If you earn $80,000 in Avondale, you'd need about $61,390 in Sierra Vista to keep the same standard of living.