- Located at the junction of US 50 and Route CC east of Gerald
- Latitude: 38°25'04" N (+38.4178)
- Longitude: 91°13'55" W (-91.2319)
- Public Land Survey: T. 42 N., R. 3 W., Sec. 2
- Civil township: Boone
- Land area: 0.16 square miles (104.0 acres)
As the crow flies, Leslie is...
| Year | Population | Percent change |
|---|
| 1920 | 162 | -- |
| 1930 | 103 | -36.4% |
| 1940 | 130 | +26.2% |
| 1950 | 114 | -12.3% |
| 1960 | 104 | -8.8% |
| 1970 | 81 | -22.1% |
| 1980 | 108 | +33.3% |
| 1990 | 134 | +24.1% |
| 2000 | 87 | -35.1% |