City comparison
Downers Grove, IL is about 950 miles (1,500 km) from Round Rock, TX in a straight line. By road, the drive is roughly 1,200 miles, or about 20 hours (about 2 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 Downers Grove, IL to Round Rock, TX takes about 1 h 53 min, covering roughly 950 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.
Round Rock has a population of 120,465, vs 49,996 in Downers Grove — about 2.4× larger by population. By land area, Round Rock covers about 38 sq mi vs 15 sq mi for Downers Grove.
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 | Downers Grove | Round Rock | Difference |
|---|---|---|---|
| Median rent | $1,535/mo | $1,586/mo | 3.3% higher in Round Rock |
| Median home value | $425,000 | $337,500 | 25.9% higher in Downers Grove |
| Median household income | $115,461 | $91,888 | 25.7% higher in Downers Grove |
| Groceries index | 106.3 | 94.2 | 12.8% higher in Downers Grove |
| Utilities index | 84.3 | 83.2 | 1.4% higher in Downers Grove |
| Transportation index | 100.2 | 96.6 | 3.7% higher in Downers Grove |
| Healthcare index | 100.4 | 96.1 | 4.4% higher in Downers Grove |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Downers Grove, you'd need $100,057 in Round Rock to maintain your standard of living.
Climate, safety, and demographics side by side.
Downers Grove and Round Rock have nearly identical overall cost-of-living indices. Housing costs are roughly 7% higher in Round Rock than in Downers Grove. If you earn $80,000 in Downers Grove, you'd need about $80,046 in Round Rock to keep the same standard of living.