- Located at northern intersection AR 115 and AR 117 southwest of Imboden
- Latitude: 36°04'49" N (+36.0803)
- Longitude: 91°18'13" W (-91.3036)
- Elevation: 340 feet above sea level
- Civil township: Strawberry
- Land area: 0.60 square miles (384.7 acres)
As the crow flies, Smithville is...
| Year | Population | Percent change |
|---|
| 1970 | 89 | -- |
| 1980 | 113 | +27.0% |
| 1990 | 86 | -23.9% |
| 2000 | 73 | -15.1% |