- Latitude: 38°42'04" N (+38.7011)
- Longitude: 90°21'44" W (-90.3622)
- Elevation: 641 feet above sea level
- Land area: 4.4 square miles
- Water area: 0.02 square miles (11.4 acres)
As the crow flies, Overland is...
| Year | Population | Percent change |
|---|
| 1940 | 2,934 | -- |
| 1950 | 11,566 | +294.2% |
| 1960 | 22,763 | +96.8% |
| 1970 | 24,819 | +9.0% |
| 1980 | 19,620 | -20.9% |
| 1990 | 17,987 | -8.3% |
| 2000 | 16,838 | -6.4% |