City comparison
Broomfield, CO is about 850 miles (1,400 km) from Rocklin, 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 Broomfield, CO to Rocklin, CA takes about 1 h 44 min, covering roughly 850 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.
Broomfield, CO is on Mountain Time and Rocklin, CA is on Pacific Time — a 1-hour difference. When it's noon in Broomfield, it's 11 a.m. in Rocklin, which puts Broomfield 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.
Broomfield has a population of 73,946, vs 71,676 in Rocklin — about the same size. By land area, Broomfield covers about 33 sq mi vs 20 sq mi for Rocklin.
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 | Broomfield | Rocklin | Difference |
|---|---|---|---|
| Median rent | $1,923/mo | $2,109/mo | 9.7% higher in Rocklin |
| Median home value | $581,600 | $637,200 | 9.6% higher in Rocklin |
| Median household income | $117,541 | $116,006 | 1.3% higher in Broomfield |
| Groceries index | 100.2 | 105.1 | 4.8% higher in Rocklin |
| Utilities index | 90.1 | 148.9 | 65.2% higher in Rocklin |
| Transportation index | 100.0 | 100.7 | 0.7% higher in Rocklin |
| Healthcare index | 100.0 | 100.6 | 0.7% higher in Rocklin |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Broomfield, you'd need $99,617 in Rocklin to maintain your standard of living.
Climate, safety, and demographics side by side.
Broomfield and Rocklin have nearly identical overall cost-of-living indices. Housing costs are roughly 12% higher in Broomfield than in Rocklin. If you earn $80,000 in Broomfield, you'd need about $79,694 in Rocklin to keep the same standard of living.