- Located near interchange of US 60, Route TT, and Route WW west of Dexter
- Latitude: 36°47'24" N (+36.7899)
- Longitude: 90°05'32" W (-90.0923)
- Elevation: 343 feet above sea level
- Civil township: Duck Creek
- Land area: 0.40 square miles (256.5 acres)
As the crow flies, Dudley is...
| Year | Population | Percent change |
|---|
| 1900 | 229 | -- |
| 1910 | 150 | -34.5% |
| 1920 | 257 | +71.3% |
| 1930 | 271 | +5.4% |
| 1940 | 339 | +25.1% |
| 1950 | 319 | -5.9% |
| 1960 | 287 | -10.0% |
| 1970 | 248 | -13.6% |
| 1980 | 287 | +15.7% |
| 1990 | 271 | -5.6% |
| 2000 | 289 | +6.6% |