under the age of 18, 8.6% from 18 to 24, 23.4% from 25 to 44, 29.8% from 45 to 64, and 11.9% who were 65 years of age or older. The median age was 34.8 years. For every 100 females, there were 95.4 males. For every 100 females age 18 and over, there were 92.2 males. The median income for a household in the village was $74,907, and the median income for a family was $87,813. Males had a median income of $62,895 versus $24,083 for females. The per capita income for the village was $34,832. About 13.1% of families and 15.2% of the population were below the poverty line, including 23.7% of those under age 18 and none of those age 65 or over. Business Seneca is located on the Illinois River, which connects the Mississippi River to Lake Michigan. Seneca hosts three marinas on the south side of the Illinois River, as well as a public boat launch on the north side of the Illinois River. Seneca is rich with history with the Illinois and Michigan Canal running through the center of the city's downtown area. The business community continues to change as the small businesses and merchants unite to improve the existing business community and attract new businesses. The Village has recently developed The Seneca Business Association which has united more than 100 businesses in the village. The goal of the association is to promote local shopping as well as downtown revitalization. The association has already developed a business directory and coordinated a number of fundraisers for local non-profit agencies. Seneca participates in the Mapping & Visioning for your Community project. The group of local volunteers establish goals community improvement goals and enlists the help of a VISTA Volunteer to accomplish the goals. The group also hopes to apply for grants to better the community. Schools Seneca has three schools split into two school districts: Seneca Grade School North Campus (pre-kindergarten - 4th grade) and Seneca Grade School South Campus (grades 5-8) make up District 170, while Seneca Township High School (grades 9 - 12) is the lone school in District 160. Seneca High School houses students from Seneca as well as students from the nearby towns of Mazon, Verona, Kinsman, and Marseilles. The 2005 Illinois State Board of Education's 2005 Illinois District Report Card ISBE 2005 Report Card shows that the Seneca High School was strongly