Tamms is a village in Alexander County, Illinois, United States.

[3] It is part of the Cape Girardeau–Jackson, MO-IL Metropolitan Statistical Area.

[6] According to the 2021 census gazetteer files, Tamms has a total area of 2.33 square miles (6.03 km2), all land.

There were 238 housing units at an average density of 102.06 per square mile (39.41/km2).

28.18% of all households were made up of individuals, and 8.18% had someone living alone who was 65 years of age or older.

[13] Prior to the January 11, 2003 commutation of death row sentences, male death row inmates were housed in Tamms, Menard, and Pontiac correctional centers.

After that date, only Pontiac continued to host the male death row.