- Located at intersection US 63 and AR 228 between Hoxie and Jonesboro
- Latitude: 35°58'40" N (+35.9778)
- Longitude: 90°51'50" W (-90.8639)
- Elevation: 262 feet above sea level
- Civil township: Promised Land
- Land area: 0.14 square miles (87.6 acres)
As the crow flies, Sedgwick is...
| Year | Population | Percent change |
|---|
| 1900 | 309 | -- |
| 1910 | 96 | -68.9% |
| 1920 | 195 | +103.1% |
| 1930 | 137 | -29.7% |
| 1940 | 152 | +10.9% |
| 1950 | 196 | +28.9% |
| 1960 | 206 | +5.1% |
| 1970 | 168 | -18.4% |
| 1980 | 205 | +22.0% |
| 1990 | 86 | -58.0% |
| 2000 | 112 | +30.2% |