City comparison
Mount Prospect, IL is about 10 miles (20 km) from Oak Park, IL in a straight line. By road, the drive is roughly 20 miles, or about 18 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 Mount Prospect, IL to Oak Park, IL takes about 2 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.
Mount Prospect has a population of 56,191, vs 53,834 in Oak Park — about the same size. By land area, Mount Prospect covers about 11 sq mi vs 4.7 sq mi for Oak Park.
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 | Mount Prospect | Oak Park | Difference |
|---|---|---|---|
| Median rent | $1,368/mo | $1,409/mo | 3.0% higher in Oak Park |
| Median home value | $367,900 | $440,500 | 19.7% higher in Oak Park |
| Median household income | $100,526 | $103,264 | 2.7% higher in Oak Park |
| Groceries index | 106.3 | 106.3 | ≈ equal |
| Utilities index | 84.3 | 84.3 | ≈ equal |
| Transportation index | 100.2 | 100.2 | ≈ equal |
| Healthcare index | 100.4 | 100.4 | ≈ equal |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Mount Prospect, you'd need $100,115 in Oak Park to maintain your standard of living.
Climate, safety, and demographics side by side.
Mount Prospect and Oak Park have nearly identical overall cost-of-living indices. If you earn $80,000 in Mount Prospect, you'd need about $80,092 in Oak Park to keep the same standard of living.