City comparison
Castle Rock, CO is about 900 miles (1,400 km) from Roseville, CA in a straight line. By road, the drive is roughly 1,100 miles, or about 18 hours 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 Castle Rock, CO to Roseville, CA takes about 1 h 46 min, covering roughly 900 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.
Castle Rock, CO is on Mountain Time and Roseville, CA is on Pacific Time — a 1-hour difference. When it's noon in Castle Rock, it's 11 a.m. in Roseville, which puts Castle Rock 1 hours ahead.
Standard-time offsets. Daylight saving applies in both cities for most of the year (exceptions: Hawaii and most of Arizona), and the gap between the two stays the same.
Roseville has a population of 148,879, vs 74,065 in Castle Rock — about 2.0× larger by population. By land area, Roseville covers about 44 sq mi vs 35 sq mi for Castle Rock.
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 | Castle Rock | Roseville | Difference |
|---|---|---|---|
| Median rent | $1,810/mo | $1,940/mo | 7.2% higher in Roseville |
| Median home value | $577,500 | $596,700 | 3.3% higher in Roseville |
| Median household income | $135,985 | $112,265 | 21.1% higher in Castle Rock |
| Groceries index | 101.2 | 105.1 | 3.8% higher in Roseville |
| Utilities index | 91.2 | 148.9 | 63.3% higher in Roseville |
| Transportation index | 99.9 | 100.7 | 0.8% higher in Roseville |
| Healthcare index | 99.9 | 100.6 | 0.7% higher in Roseville |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Castle Rock, you'd need $100,025 in Roseville to maintain your standard of living.
Climate, safety, and demographics side by side.
Castle Rock and Roseville have nearly identical overall cost-of-living indices. Housing costs are roughly 11% higher in Castle Rock than in Roseville. If you earn $80,000 in Castle Rock, you'd need about $80,020 in Roseville to keep the same standard of living.