Formerly incorporated with a 1960 population of 37
- Located on Route C at the railroad crossing north of Crosstown
- Latitude: 37°46'37" N (+37.7769)
- Longitude: 89°43'24" W (-89.7233)
- Elevation: 371 feet above sea level
- Civil township: Bois Brule
As the crow flies, Menfro is...
| Year | Population | Percent change |
|---|
| 1910 | 107 | -- |
| 1920 | 79 | -26.2% |
| 1930 | 93 | +17.7% |
| 1940 | 80 | -14.0% |
| 1950 | 61 | -23.8% |
| 1960 | 37 | -39.3% |