the resident population of the United States more»
      
    
  | City: | Jefferson | 
| State: | Iowa | 
| Area Code: | 515 | 
| Latitude: | 42.007394 | 
| Longitude: | -94.387008 | 
| Time Zone: | Eastern GMT -6 | 
| City Alias(es): | |
| Population: | 5,440 | 
| 2000 Population: | 5,724 | 
| White Population: | 5,612 | 
| Black Population: | 8 | 
| Hispanic Population: | 99 | 
| Asian Population: | 19 | 
| Hawaiian Population: | 14 | 
| Indian Population: | 1 | 
| Other Population: | 36 | 
| Male Population: | 2,688 | 
| Female Population: | 3,036 | 
| Median Age: | 42.50 | 
| Male Median Age: | 39.80 | 
| Female Median Age: | 45.00 | 
| Households: | 2,521 | 
| Average Household Size: | 2.34 | 
| Average House Value: | $59,700 | 
| Average Household Income: | $36,111 | 
| Number of Businesses: | 214 | 
| Number of Employees: | 2,066 | 
| Annual Payroll: | $43,726,000 | 
| Land Area: | 167.034 sq mi | 
| Water Area: | 0.827 sq mi | 
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