City comparison
El Dorado Hills, CA is about 2,300 miles (3,800 km) from Gaithersburg, MD in a straight line. By road, the drive is roughly 2,900 miles, or about 49 hours (about 5 days at 10 h/day) 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 El Dorado Hills, CA to Gaithersburg, MD takes about 4 h 40 min, covering roughly 2,300 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.
El Dorado Hills, CA is on Pacific Time and Gaithersburg, MD is on Eastern Time — a 3-hour difference. When it's noon in El Dorado Hills, it's 3 p.m. in Gaithersburg, which puts El Dorado Hills 3 hours behind.
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.
Gaithersburg has a population of 69,016, vs 49,082 in El Dorado Hills — about 1.4× larger by population. By land area, El Dorado Hills covers about 48 sq mi vs 10 sq mi for Gaithersburg.
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 | El Dorado Hills | Gaithersburg | Difference |
|---|---|---|---|
| Median rent | $2,366/mo | $1,925/mo | 22.9% higher in El Dorado Hills |
| Median home value | $810,000 | $472,800 | 71.3% higher in El Dorado Hills |
| Median household income | $156,126 | $104,544 | 49.3% higher in El Dorado Hills |
| Groceries index | 105.1 | 103.8 | 1.3% higher in El Dorado Hills |
| Utilities index | 148.9 | 106.4 | 40.0% higher in El Dorado Hills |
| Transportation index | 100.7 | 102.0 | 1.3% higher in Gaithersburg |
| Healthcare index | 100.6 | 101.5 | 0.9% higher in Gaithersburg |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in El Dorado Hills, you'd need $100,116 in Gaithersburg to maintain your standard of living.
Climate, safety, and demographics side by side.
El Dorado Hills and Gaithersburg have nearly identical overall cost-of-living indices. Housing costs are roughly 7% higher in Gaithersburg than in El Dorado Hills. If you earn $80,000 in El Dorado Hills, you'd need about $80,093 in Gaithersburg to keep the same standard of living.