- Location: Alexander County, Illinois
- Legal status: Village
- Population: 724 (Change since 1990: -3.2%)
- Previously known as: Idlewild
- Located along IL 127
- Latitude: 37°14'06" N (+37.2350)
- Longitude: 89°16'12" W (-89.2700)
- Elevation: 335 feet above sea level
- Public Land Survey: T. 15 S., R. 1 W.
- Precinct: Tamms
- Land area: 2.3 square miles
As the crow flies, Tamms is...
| Year | Population | Percent change |
|---|
| 1990 | 748 | -- |
| 2000 | 724 | -3.2% |