City comparison
Caldwell, ID is about 225 miles (350 km) from Richland, WA in a straight line. By road, the drive is roughly 275 miles, or about 4 h 45 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 Richland, WA takes about 27 min, covering roughly 225 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.
Caldwell has a population of 61,212, vs 60,867 in Richland — about the same size. By land area, Richland covers about 42 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 | Richland | Difference |
|---|---|---|---|
| Median rent | $1,012/mo | $1,321/mo | 30.5% higher in Richland |
| Median home value | $284,000 | $365,800 | 28.8% higher in Richland |
| Median household income | $65,259 | $89,283 | 36.8% higher in Richland |
| Groceries index | 96.9 | 104.9 | 8.3% higher in Richland |
| Utilities index | 75.6 | 96.4 | 27.5% higher in Richland |
| Transportation index | 99.5 | 99.9 | ≈ equal (Richland slightly higher) |
| Healthcare index | 99.4 | 99.9 | ≈ equal (Richland slightly higher) |
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 $100,142 in Richland to maintain your standard of living.
Climate, safety, and demographics side by side.
Caldwell and Richland have nearly identical overall cost-of-living indices. Housing costs are roughly 8% higher in Caldwell than in Richland. If you earn $80,000 in Caldwell, you'd need about $80,114 in Richland to keep the same standard of living.