Tilden is a village in Randolph County, Illinois, United States. The population was 922 at the 2000 census.
According to the United States Census Bureau, the village has a total area of 1.0 square miles (2.5 km²), of which, 1.0 square miles (2.5 km²) of it is land and 1.02% is water.
As of the census of 2000, there were 922 people, 362 households, and 263 families residing in the village. The population density was 955.2 people per square mile (367.0/km²). There were 394 housing units at an average density of 408.2 per square mile (156.8/km²). The racial makeup of the village was 99.13% White, 0.11% Native American, and 0.76% from two or more races. Hispanic or Latino of any race were 1.52% of the population.