Jefferson City, Iowa
According to 2000 Census Bureau, there were 4626 residents, 1954 households, and 1234 families in the city. The population density was 794.6 people per square mile (306.8/kmē), making it the 457th most densely populated city in Iowa. There were 2094 housing units at an average density of 359.8 per square mile (138.92/kmē). The average household size was 2.26 persons, and the average family size was 2.88 persons. In the city the population was spread out, with 23.7% under the age of 18, 5.9% from 18 to 24, 22.9% from 25 to 44, 21.1% from 45 to 64, and 26.4% who were 65 or older. For every 100 males there were 119.3 females. For every 100 males age 18 and over, there were 127.5 females. The median age is 43.1 years, The median age of males was 39.7 years, for females the median age was 46.4 years. The racial makeup of the city was 97.97% White, 0.15% Black or African American, 0.24% American Indian, 0.39% Asian, 0.02% Native Hawaiian, 0.63% from two or more races and 0.61% Other races.
The median income for a household in the city was $32818, making it the 571st wealthiest city by median household income among the Iowa. The median income for a family in the city was $42754, it is Iowa's 420th wealthiest city by median family income. The per capita income for the city was $17441, it would be the 379th highest city by per capita income in the U.S. state of Iowa. The median income of city was $20803, Males have a median income of $26761 versus $15665 for females.
In 2000, 1110 pupils and students, of which 50.9% are male and 49.1% are female, 23.99% of the total population, are in the education system. Of which, percentage of enrollment student are in, 6.85% nursery or pri school, 4.95% kindergarten, 52.16% elementary school, 30.45% high school and 5.59% College graduate school.
| Year | Population |
|---|---|
| April 2000 census | 4626 |
| April 2000 Estimate | 4626 |
| July 2000 Estimate | 4614 |
| July 2001 Estimate | 4519 |
| July 2002 Estimate | 4474 |
| July 2003 Estimate | 4451 |
| July 2004 Estimate | 4440 |
| July 2005 Estimate | 4361 |
| July 2006 Estimate | 4252 |
| July 2007 Estimate | 4216 |
| July 2008 Estimate | 4144 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 27 | 49 | 76 |
| Kindergarten | 43 | 12 | 55 |
| Elementary school | 308 | 271 | 579 |
| High school | 167 | 171 | 338 |
| College or graduate school | 20 | 42 | 62 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Jefferson city, Iowa | $32818 | $42754 | $17441 |
| Greene County, Iowa | $33883 | $41230 | $16866 |
| Iowa, United States | $39469 | $48005 | $19674 |
| United States | $41994 | $50046 | $21587 |