the population. There were 7,764 households, out of which 27.5% had children under the age of 18 living with them, 39.7% were married couples living together, 15.4% had a female householder with no husband present, and 40.0% were non-families. 34.3% of all households were made up of individuals, and 15.0% had someone living alone who was 65 years of age or older. The average household size was 2.36 and the average family size was 2.93. The city's age distribution consisted of 24.1% under the age of 18, and 17.1% who were 65 years of age or older. The median age was 39.5 years, and for every 100 females there were 87.2 males. The median income for a household in the city was $53,544, and the median income for a family was $64,128. Males had a median income of $39,677 versus $26,514 for females. The per capita income for the city was $28,365. There were 13.5% of families and 16.8% of the population living below the poverty line, including 24.9% of those under 18 and 6.5% of those 65 and older. Tourism Ottawa has many historic homes and registered historic landmarks. Recent additions to Ottawa have included renovations to its historic mansion, the Reddick Mansion, and artistic murals throughout the central business district. Ottawa is known as the scenic gateway to Starved Rock State Park, the most popular state park in Illinois, with some 2 million visitors per year. The Fox River, which flows through communities like Elgin and Aurora, empties into the Illinois in downtown Ottawa. Ottawa is also home to one of the largest skydiving operations in the country, Skydive Chicago. The Ottawa Historical and Scouting Heritage Museum honors Ottawa resident, William D. Boyce, founder of the Boy Scouts of America. Jacob C. Zeller founded the Zeller Inn and Court Place Tavern in 1871, at 615 Columbus Street. The original Zeller Inn was demolished in 1982. The Zeller Inn tavern, originally known as the Court Place, still remains, now called Zeller Inn. The courtyard patio area on Columbus street is where the original Zeller Inn stood. The tavern contains the original mahogany bar built by the Sanders Bros in Ottawa, marble counters, tiled floors and walls, stained glass door and light fixtures. It also was known for its Gilded Age brilliance — tiled mahogany bar, carved gargoyles, pressed-tin ceiling and solid oak backbar. The mirror on the bar is