of age or older. The average household size was 2.52 and the average family size was 3.13. In the city, the population was spread out, with 27.1% under the age of 18, 10.1% from 18 to 24, 28.7% from 25 to 44, 19.6% from 45 to 64, and 14.5% who were 65 years of age or older. The median age was 34 years. For every 100 females, there were 97.0 males. For every 100 females age 18 and over, there were 93.1 males. The median income for a household in the city was $37,984, and the median income for a family was $46,563. Males had a median income of $35,890 versus $25,058 for females. The per capita income for the city was $18,139. About 7.6% of families and 10.4% of the population were below the poverty line, including 11.1% of those under age 18 and 4.3% of those age 65 or over. Education Rochelle is served by two separate school districts. Rochelle Community Consolidated District 231 serves Rochelle and limited areas just outside town. District 231 has four elementary schools serving grades K–5: Abraham Lincoln Elementary, Central Elementary, Floyd J. Tilton Elementary, and Phillip May Elementary. The district also operates one middle school, Rochelle Middle School, serving grades 6–8. Rochelle Township High School District 212 operates Rochelle Township High School. About half of the high school's students come from Rochelle and District 231; the remaining students come from a number of outlying communities, including Kings, Steward, Creston, Hillcrest, Esmond, and Lindenwood. There is also a private school named, St. Paul Lutheran School which enrolls children from the age of three, and up through the eighth grade. Transportation Rochelle Railroad Park has spawned many imitators, such as the Railroad Platform in Folkston, Georgia. For many years the Whitcomb Locomotive Works, founded by George Dexter Whitcomb, manufactured industrial locomotives as well as the Partin Palmer automobile, in Rochelle. Rochelle is also home to Union Pacific's Global III Intermodal Facility. At the time it opened it was Union Pacific's largest intermodal facility. Construction on the state-of-the-art facility was completed in 2003. On May 2, 2019, it was announced the yard would be closing in July 2019. The Illinois River Energy ethanol plant is located in Rochelle. Rochelle owns and operates Rochelle Municipal Airport. Hub Rochelle is known as the "Hub City" because of its location at the intersection of several major transportation routes.