Ottawa City, Illinois
As of the census of 2000, there were 18307 people in the city, organized into 7510 households, and 4892 families residing in the city. The population density was 2497.9 people per square mile (964.44/kmē), it is the 197th most populated city in terms of population density. There were 8030 housing units at an average density of 1095.5 per square mile (422.97/kmē). The average household size was 2.38 people, and the average family size was 2.98 people. In the city Age distribution was 24.9% under the age of 18, 8.1% from 18 to 24, 28.2% from 25 to 44, 20.8% from 45 to 64, and 17.9% who were 65 or older. For every 100 females there were 91.3 males. For every 100 females age 18 and over, there were 87.3 males. The median age was 38.2 years, the median age of male residents at 36.4 and the median age of female residents at 39.8. The racial or ethnic makeup of the city was 17440 White, 251 Black or African American, 27 American Indian, 152 Asian, 11 Native Hawaiian, 255 from two or more races and 171 Ohter races.
The median income for a household in the city was $36513, it would be the 756th highest city by median household income in the U.S. state of Illinois. The median income for a family in the city was $44435, making its Illinois's 712th highest city by median family income. The per capita income for the city was $19426, making it the 461st highest city by per capita income in Illinois. The median income is $22006, Males have a median income of $33500 versus $14293 for females.
In 2000, 4331 pupils and students, of which 2225 are male and 2106 are female, 23.66% of the total population, are in the education system. Of which, total enrollment of student are in, 282 nursery or pri school, 230 kindergarten, 2165 elementary school, 1051 high school and 603 College graduate school.
| Year | Population |
|---|---|
| April 2000 census | 18307 |
| April 2000 Estimate | 18630 |
| July 2000 Estimate | 18625 |
| July 2001 Estimate | 18662 |
| July 2002 Estimate | 18715 |
| July 2003 Estimate | 18826 |
| July 2004 Estimate | 18792 |
| July 2005 Estimate | 18915 |
| July 2006 Estimate | 19154 |
| July 2007 Estimate | 19351 |
| July 2008 Estimate | 19419 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 164 | 118 | 282 |
| Kindergarten | 134 | 96 | 230 |
| Elementary school | 1130 | 1035 | 2165 |
| High school | 545 | 506 | 1051 |
| College or graduate school | 252 | 351 | 603 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Ottawa city, Illinois | $36513 | $44435 | $19426 |
| La Salle County, Illinois | $40308 | $49533 | $19185 |
| Illinois, United States | $46590 | $55545 | $23104 |
| United States | $41994 | $50046 | $21587 |