City comparison
Lombard, IL is about 10 miles (20 km) from Naperville, IL in a straight line. By road, the drive is roughly 10 miles, or about 14 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 Lombard, IL to Naperville, IL takes about 1 min, covering roughly 10 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.
Naperville has a population of 149,089, vs 44,055 in Lombard — about 3.4× larger by population. By land area, Naperville covers about 39 sq mi vs 10 sq mi for Lombard.
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 | Lombard | Naperville | Difference |
|---|---|---|---|
| Median rent | $1,741/mo | $1,787/mo | 2.6% higher in Naperville |
| Median home value | $308,900 | $482,600 | 56.2% higher in Naperville |
| Median household income | $95,509 | $143,754 | 50.5% higher in Naperville |
| Groceries index | 106.3 | 106.4 | ≈ equal (Naperville slightly higher) |
| Utilities index | 84.3 | 84.4 | ≈ equal (Naperville slightly higher) |
| Transportation index | 100.2 | 100.3 | ≈ equal (Naperville slightly higher) |
| Healthcare index | 100.4 | 100.2 | ≈ equal (Lombard 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 Lombard, you'd need $100,161 in Naperville to maintain your standard of living.
Climate, safety, and demographics side by side.
Lombard and Naperville have nearly identical overall cost-of-living indices. If you earn $80,000 in Lombard, you'd need about $80,129 in Naperville to keep the same standard of living.