City comparison
Joplin, MO is about 225 miles (375 km) from O'Fallon, MO in a straight line. By road, the drive is roughly 300 miles, or about 5 h 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 Joplin, MO to O'Fallon, MO takes about 28 min, covering roughly 225 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.
O'Fallon has a population of 91,825, vs 51,848 in Joplin — about 1.8× larger by population. By land area, Joplin covers about 38 sq mi vs 31 sq mi for O'Fallon.
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 | Joplin | O'Fallon | Difference |
|---|---|---|---|
| Median rent | $873/mo | $1,311/mo | 50.2% higher in O'Fallon |
| Median home value | $147,000 | $283,600 | 92.9% higher in O'Fallon |
| Median household income | $50,996 | $104,863 | 105.6% higher in O'Fallon |
| Groceries index | 94.4 | 99.7 | 5.6% higher in O'Fallon |
| Utilities index | 86.4 | 71.9 | 20.2% higher in Joplin |
| Transportation index | 93.4 | 98.5 | 5.4% higher in O'Fallon |
| Healthcare index | 93.6 | 98.7 | 5.4% higher in O'Fallon |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Joplin, you'd need $115,823 in O'Fallon to maintain your standard of living.
Climate, safety, and demographics side by side.
Joplin, MO is about 13.7% cheaper overall than O'Fallon, MO, based on our cost-of-living index. Housing costs are roughly 47% higher in O'Fallon than in Joplin. If you earn $80,000 in Joplin, you'd need about $92,658 in O'Fallon to keep the same standard of living.