City comparison
Lompoc, CA is about 2,400 miles (3,800 km) from Potomac, MD in a straight line. By road, the drive is roughly 3,000 miles, or about 50 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 Lompoc, CA to Potomac, MD takes about 4 h 47 min, covering roughly 2,400 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.
Lompoc, CA is on Pacific Time and Potomac, MD is on Eastern Time — a 3-hour difference. When it's noon in Lompoc, it's 3 p.m. in Potomac, which puts Lompoc 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.
Potomac has a population of 46,499, vs 44,086 in Lompoc — about the same size. By land area, Potomac covers about 25 sq mi vs 12 sq mi for Lompoc.
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 | Lompoc | Potomac | Difference |
|---|---|---|---|
| Median rent | $1,395/mo | $2,584/mo | 85.2% higher in Potomac |
| Median home value | $408,300 | $1,044,900 | 155.9% higher in Potomac |
| Median household income | $66,947 | $218,710 | 226.7% higher in Potomac |
| Groceries index | 105.1 | 104.3 | 0.7% higher in Lompoc |
| Utilities index | 147.6 | 105.6 | 39.7% higher in Lompoc |
| Transportation index | 100.7 | 102.2 | 1.5% higher in Potomac |
| Healthcare index | 100.6 | 101.6 | 1.0% higher in Potomac |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Lompoc, you'd need $100,008 in Potomac to maintain your standard of living.
Climate, safety, and demographics side by side.
Lompoc and Potomac have nearly identical overall cost-of-living indices. Housing costs are roughly 6% higher in Potomac than in Lompoc. If you earn $80,000 in Lompoc, you'd need about $80,006 in Potomac to keep the same standard of living.