City comparison
Caldwell, ID is about 10 miles (10 km) from Nampa, ID in a straight line. By road, the drive is roughly 10 miles, or about 8 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 Caldwell, ID to Nampa, ID takes about 1 min, covering roughly 10 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.
Nampa has a population of 102,598, vs 61,212 in Caldwell — about 1.7× larger by population. By land area, Nampa covers about 36 sq mi vs 25 sq mi for Caldwell.
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 | Caldwell | Nampa | Difference |
|---|---|---|---|
| Median rent | $1,012/mo | $1,201/mo | 18.7% higher in Nampa |
| Median home value | $284,000 | $289,400 | 1.9% higher in Nampa |
| Median household income | $65,259 | $67,346 | 3.2% higher in Nampa |
| Groceries index | 96.9 | 96.9 | ≈ equal |
| Utilities index | 75.6 | 75.6 | ≈ equal |
| Transportation index | 99.5 | 99.5 | ≈ equal |
| Healthcare index | 99.4 | 99.4 | ≈ 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 Caldwell, you'd need $100,579 in Nampa to maintain your standard of living.
Climate, safety, and demographics side by side.
Caldwell, ID is about 0.6% cheaper overall than Nampa, ID, based on our cost-of-living index. If you earn $80,000 in Caldwell, you'd need about $80,463 in Nampa to keep the same standard of living.