Creston is a village in Ogle County, Illinois, United States. The population was 662 at the 2010 census, up from 543 in 2000.
Creston is located at 41°55′51″N 88°57′56″W / 41.93083°N 88.96556°W / 41.93083; -88.96556 (41.930816, -88.965554).
According to the 2010 census, Creston has a total area of 1.14 square miles (2.95 km), all land.
As of the census of 2000, there were 543 people, 195 households, and 154 families residing in the village. The population density was 1,299.3 people per square mile (499.2/km²). There were 204 housing units at an average density of 488.2 per square mile (187.5/km²). The racial makeup of the village was 95.58% White, 1.10% African American, 0.37% Asian, 1.10% from other races, and 1.84% from two or more races. Hispanic or Latino of any race were 5.34% of the population.
There were 195 households out of which 37.9% had children under the age of 18 living with them, 64.6% were married couples living together, 10.8% had a female householder with no husband present, and 21.0% were non-families. 19.0% of all households were made up of individuals and 7.2% had someone living alone who was 65 years of age or older. The average household size was 2.78 and the average family size was 3.18.
In the village, the population was spread out with 29.8% under the age of 18, 6.4% from 18 to 24, 30.9% from 25 to 44, 21.9% from 45 to 64, and 10.9% who were 65 years of age or older. The median age was 34 years. For every 100 females, there were 96.7 males. For every 100 females age 18 and over, there were 94.4 males.
The median income for a household in the village was $40,000, and the median income for a family was $44,688. Males had a median income of $32,321 versus $23,125 for females. The per capita income for the village was $18,927. About 5.1% of families and 5.2% of the population were below the poverty line, including 6.5% of those under age of 18 and 2.9% of those 65 and over.